{"id":1698,"date":"2024-11-19T09:23:45","date_gmt":"2024-11-19T01:23:45","guid":{"rendered":"https:\/\/nuranubattery.com\/?page_id=1698"},"modified":"2026-06-06T11:45:58","modified_gmt":"2026-06-06T03:45:58","slug":"21700-battery-pack","status":"publish","type":"page","link":"https:\/\/nuranubattery.com\/ru\/21700-battery-pack\/","title":{"rendered":"\u041b\u0438\u0442\u0438\u0439-\u0438\u043e\u043d\u043d\u044b\u0439 \u0430\u043a\u043a\u0443\u043c\u0443\u043b\u044f\u0442\u043e\u0440 21700"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1698\" class=\"elementor elementor-1698\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f5edcd6 e-flex e-con-boxed e-con e-parent\" data-id=\"f5edcd6\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-abd9ca9 elementor-widget elementor-widget-heading\" data-id=\"abd9ca9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">21700 Battery Packs Manufacturer<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-00c6bdc elementor-widget elementor-widget-text-editor\" data-id=\"00c6bdc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p dir=\"auto\">Nuranu Battery specializes in <strong data-start=\"586\" data-end=\"616\">custom 21700 battery packs<\/strong> that deliver <strong data-start=\"630\" data-end=\"707\">higher energy density, increased discharge rates, and extended cycle life<\/strong> compared to standard 18650 packs. Perfect for <strong data-start=\"754\" data-end=\"827\">electric vehicles, robotics, energy storage, and industrial equipment<\/strong>, our packs are <strong data-start=\"843\" data-end=\"937\">engineered with precision cell matching, protective housings, and optional BMS integration<\/strong> for maximum reliability and safety.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-856b067 e-flex e-con-boxed e-con e-parent\" data-id=\"856b067\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d012368 elementor-widget elementor-widget-heading\" data-id=\"d012368\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">21700 Battery Pack Definition<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5063680 elementor-widget elementor-widget-text-editor\" data-id=\"5063680\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A 21700 battery pack is a set of multiple 21700 lithium-ion battery cells that are connected together in a series, parallel, or series-parallel arrangement. The name &#8220;21700&#8221; refers to the specific physical dimensions of the cylindrical cell: 21mm in diameter and 70mm in length. The last &#8220;0&#8221; shows that it is round.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5ec7dd0 elementor-hidden-desktop elementor-hidden-tablet elementor-hidden-mobile e-flex e-con-boxed e-con e-parent\" data-id=\"5ec7dd0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ef93346 elementor-widget elementor-widget-heading\" data-id=\"ef93346\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Our 21700 Battery Pack Products<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf2dc21 elementor-grid-4 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-posts__hover-gradient elementor-widget elementor-widget-posts\" data-id=\"bf2dc21\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cards_columns&quot;:&quot;4&quot;,&quot;pagination_type&quot;:&quot;numbers_and_prev_next&quot;,&quot;cards_columns_tablet&quot;:&quot;2&quot;,&quot;cards_columns_mobile&quot;:&quot;1&quot;,&quot;cards_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:35,&quot;sizes&quot;:[]},&quot;cards_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;cards_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"posts.cards\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-cards elementor-grid\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-13 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/\" target=&quot;_blank&quot;>\n\t\t\t\tHome\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1790 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/lithium-polymer-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\tLithium Polymer Battery Pack\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1757 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/32650-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\t32650 LiFePO4 Battery Pack\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1719 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/26650-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\t26650 LiFePO4 Battery Pack\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1712 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/lifepo4-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\tLiFePO4 Battery Packs\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1698 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/21700-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\t21700 Lithium Ion Battery\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1286 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/18650-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\t18650 Lithium Ion Battery Pack\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1275 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/lithium-ion-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\tLithium Ion Battery Pack\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1153 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/contact\/\" target=&quot;_blank&quot;>\n\t\t\t\tContact Us\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-15 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/lithium-battery-pack\/\" target=&quot;_blank&quot;>\n\t\t\t\tLithium Battery\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-14 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/about\/\" target=&quot;_blank&quot;>\n\t\t\t\tAbout Us\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3392 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/nuranubattery.com\/ru\/industry-solutions\/\" target=&quot;_blank&quot;>\n\t\t\t\tIndustry Solutions\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6ab1418 e-flex e-con-boxed e-con e-parent\" data-id=\"6ab1418\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cba47af elementor-widget elementor-widget-heading\" data-id=\"cba47af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Unlock Higher Performance with 21700 Technology<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-aa7478c e-flex e-con-boxed e-con e-parent\" data-id=\"aa7478c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-f828725 e-con-full e-flex e-con e-child\" data-id=\"f828725\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-da05283 elementor-widget elementor-widget-text-editor\" data-id=\"da05283\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The 21700 cell format (21mm diameter, 70mm length) is rapidly becoming the new standard for high-performance applications, famously adopted by Tesla. Compared to traditional 18650 cells,\u00a0<strong>21700 battery packs offer:<\/strong><\/p><ul><li><strong>Higher Energy Density:<\/strong>\u00a0Up to 5000mAh per cell, reducing the total number of cells needed for the same capacity.<\/li><li><strong>Lower Pack Resistance:<\/strong>\u00a0Fewer cells mean fewer connections and lower internal resistance, resulting in less heat generation.<\/li><li><strong>Cost Efficiency:<\/strong>\u00a0Simplified assembly structure reduces manufacturing costs for large capacity packs.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee7f3ee elementor-widget elementor-widget-button\" data-id=\"ee7f3ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#contact\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Request a Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-82e405d e-con-full e-flex e-con e-child\" data-id=\"82e405d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b591bfc elementor-widget elementor-widget-image\" data-id=\"b591bfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/21700-battery-pack-picture-rior4cfy0tz2onyuaowao285oq4q6a0m40l5bcyaw0.jpg\" title=\"21700 battery pack picture\" alt=\"21700 battery pack\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-20c23f1 e-flex e-con-boxed e-con e-parent\" data-id=\"20c23f1\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-63e5661 elementor-widget elementor-widget-heading\" data-id=\"63e5661\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Our Custom 21700 Battery Pack Process<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-307ff1f e-flex e-con-boxed e-con e-parent\" data-id=\"307ff1f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d16d9aa e-con-full e-flex e-con e-child\" data-id=\"d16d9aa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bd72750 elementor-widget elementor-widget-text-editor\" data-id=\"bd72750\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ol data-start=\"1848\" data-end=\"2214\"><li data-section-id=\"1119wpv\" data-start=\"1848\" data-end=\"1941\"><strong data-start=\"1851\" data-end=\"1876\">Requirement Analysis:<\/strong> Understand your voltage, capacity, and discharge requirements.<\/li><li data-section-id=\"u3g1nw\" data-start=\"1942\" data-end=\"2026\"><strong data-start=\"1945\" data-end=\"1970\">Design &amp; Engineering:<\/strong> Cell selection, configuration, and mechanical layout.<\/li><li data-section-id=\"7nga3r\" data-start=\"2027\" data-end=\"2078\"><strong data-start=\"2030\" data-end=\"2046\">Prototyping:<\/strong> Build and test initial units.<\/li><li data-section-id=\"195nsup\" data-start=\"2079\" data-end=\"2137\"><strong data-start=\"2082\" data-end=\"2099\">Testing &amp; QA:<\/strong> Thermal, cycle, and safety testing.<\/li><li data-section-id=\"1yepw1b\" data-start=\"2138\" data-end=\"2214\"><strong data-start=\"2141\" data-end=\"2161\">Mass Production:<\/strong> High-quality assembly with consistent performance.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7537d8c elementor-widget elementor-widget-button\" data-id=\"7537d8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#contact\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-edit\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get a quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0ea3bad e-con-full e-flex e-con e-child\" data-id=\"0ea3bad\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96d7939 elementor-widget elementor-widget-image\" data-id=\"96d7939\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"474\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/2026\/06\/Our-Custom-21700-Battery-Pack-Process-picture-e1780717467164-768x474.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3253\" alt=\"Our Custom 21700 Battery Pack Process\" srcset=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/2026\/06\/Our-Custom-21700-Battery-Pack-Process-picture-e1780717467164-768x474.jpg 768w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2026\/06\/Our-Custom-21700-Battery-Pack-Process-picture-e1780717467164-300x185.jpg 300w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2026\/06\/Our-Custom-21700-Battery-Pack-Process-picture-e1780717467164-1024x631.jpg 1024w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2026\/06\/Our-Custom-21700-Battery-Pack-Process-picture-e1780717467164-18x12.jpg 18w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2026\/06\/Our-Custom-21700-Battery-Pack-Process-picture-e1780717467164.jpg 1200w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0f3c02c e-flex e-con-boxed e-con e-parent\" data-id=\"0f3c02c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-473406b elementor-widget elementor-widget-heading\" data-id=\"473406b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Designed for High-Drain Devices<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f5172c9 e-grid e-con-full e-con e-child\" data-id=\"f5172c9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-af918a9 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"af918a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/26650-Battery-for-Electric-Bicycles-qxda24vyrl21tkakqrln357wo7uq1jytwj4u3ovod8.jpg\" title=\"26650 Battery for Electric Bicycles\" alt=\"26650 Battery for Electric Bicycles\" loading=\"lazy\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">E-Mobility<\/h3><p class=\"elementor-image-box-description\">E-Bikes, E-Scooters, Skateboards, and Hoverboards (36V \/ 48V \/ 52V).<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c59a81f elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"c59a81f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img decoding=\"async\" width=\"768\" height=\"475\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/Lithium-Ion-Battery-for-Industrial-Equipments-768x475.jpg\" class=\"attachment-medium_large size-medium_large wp-image-1916\" alt=\"Lithium Ion Battery for Industrial Equipments\" srcset=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/Lithium-Ion-Battery-for-Industrial-Equipments-768x475.jpg 768w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/Lithium-Ion-Battery-for-Industrial-Equipments-300x186.jpg 300w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/Lithium-Ion-Battery-for-Industrial-Equipments-18x12.jpg 18w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/Lithium-Ion-Battery-for-Industrial-Equipments.jpg 800w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Cordless Power Tools<\/h3><p class=\"elementor-image-box-description\">Drills, Saws, and Garden Tools requiring high torque (High-rate discharge cells).<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2582adc elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"2582adc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/Lithium-Ion-Battery-for-Consumer-Electronics-qxd4whrgzixcu1y6ris7mzol2muztkzadoqjyc4t98.jpg\" title=\"Lithium Ion Battery for Consumer Electronics\" alt=\"Lithium Ion Battery for Consumer Electronics\" loading=\"lazy\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Home Appliances<\/h3><p class=\"elementor-image-box-description\">Cordless Vacuum Cleaners (Dyson replacement style), Robot Vacuums.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f5189f elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"7f5189f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/18650-Battery-for-Portable-Power-Banks-qxd7in9hk3tbrx6qz7wwe8cr62sku4rdbp7gi4j5zw.jpg\" title=\"18650 Battery for Portable Power Banks\" alt=\"18650 Battery for Portable Power Banks\" loading=\"lazy\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Portable Power<\/h3><p class=\"elementor-image-box-description\">High-capacity power banks and outdoor power stations.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-214bb78 e-flex e-con-boxed e-con e-parent\" data-id=\"214bb78\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8510b81 elementor-widget elementor-widget-heading\" data-id=\"8510b81\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why Choose Our 21700 Battery Packs<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1805b97 elementor-widget elementor-widget-text-editor\" data-id=\"1805b97\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>When it comes to powering your devices and systems, our 21700 lithium-ion batteries stand out for their exceptional quality, reliability, and performance. Here\u2019s why our 21700 batteries are the ideal choice for your needs:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1126cb8c e-flex e-con-boxed e-con e-parent\" data-id=\"1126cb8c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1bbb4dcb e-con-full e-flex e-con e-child\" data-id=\"1bbb4dcb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4ff566de elementor-widget elementor-widget-image\" data-id=\"4ff566de\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/Lithium-Battery-High-Energy-Density-qx9iyp45kd7few2s346uz6zg2deoltevr6zmlq3rr8.jpg\" title=\"Lithium Battery High Energy Density\" alt=\"Lithium Battery High Energy Density\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-629dff4e elementor-widget elementor-widget-heading\" data-id=\"629dff4e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">High Energy Density<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c01815 elementor-widget elementor-widget-text-editor\" data-id=\"4c01815\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Our 21700 lithium-ion batteries provide an impressive energy-to-weight ratio, allowing you to power your devices efficiently without adding unnecessary bulk. This makes them perfect for applications where size and weight matter, such as portable electronics and power tools.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2e8eec83 e-con-full e-flex e-con e-child\" data-id=\"2e8eec83\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-31a2061b elementor-widget elementor-widget-image\" data-id=\"31a2061b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/Lithium-Battery-Long-Lifespan-qx9iyn8h6p4uro5ie3dlu7givlny6f7f2xonn66k3o.webp\" title=\"Lithium Battery Long Lifespan\" alt=\"Lithium Battery Long Lifespan\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b48ca64 elementor-widget elementor-widget-heading\" data-id=\"1b48ca64\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Long Lifespan<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-574784ac elementor-widget elementor-widget-text-editor\" data-id=\"574784ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Built with durability in mind, our batteries are designed to deliver a long cycle life, ensuring consistent performance over hundreds of charge and discharge cycles. This longevity minimizes replacement costs and enhances value for money.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-25baede2 e-con-full e-flex e-con e-child\" data-id=\"25baede2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74b01e8d elementor-widget elementor-widget-image\" data-id=\"74b01e8d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/Lithium-Battery-Reliable-Performance-qx9iyn8h6p4uro5ie3dlu7givlny6f7f2xonn66k3o.jpg\" title=\"Lithium Battery Reliable Performance\" alt=\"Lithium Battery Reliable Performance\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a1606ff elementor-widget elementor-widget-heading\" data-id=\"2a1606ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Reliable Performance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40790fe6 elementor-widget elementor-widget-text-editor\" data-id=\"40790fe6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Whether you need a stable power source for high-drain devices or consistent energy for critical applications, our 21700 batteries deliver unmatched reliability. They are engineered to operate efficiently in a variety of conditions, maintaining performance in diverse environments.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-329910e e-con-full e-flex e-con e-child\" data-id=\"329910e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35af5ea5 elementor-widget elementor-widget-image\" data-id=\"35af5ea5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/Lithium-Battery-Wide-Range-of-Applications-qx9iylcst12a4g88p2kcp7xlotx7r0zyeodoom9cg4.jpg\" title=\"Lithium Battery Wide Range of Applications\" alt=\"Lithium Battery Wide Range of Applications\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39ac26e5 elementor-widget elementor-widget-heading\" data-id=\"39ac26e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Wide Range of Applications<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e0a728 elementor-widget elementor-widget-text-editor\" data-id=\"6e0a728\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>From electric bikes and power tools to flashlights and backup power systems, our 21700 batteries are versatile and compatible with a vast array of devices. Their adaptability ensures they meet the needs of multiple industries and use cases.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1be47ba6 e-con-full e-flex e-con e-child\" data-id=\"1be47ba6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6266f1a1 elementor-widget elementor-widget-image\" data-id=\"6266f1a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/elementor\/thumbs\/Lithium-Battery-Customizable-Solutions-qx9iykeym70zsu9luk5q4q653g1ujbw82jq77caqmc.jpeg\" title=\"Lithium Battery Customizable Solutions\" alt=\"Lithium Battery Customizable Solutions\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b1d2c1 elementor-widget elementor-widget-heading\" data-id=\"5b1d2c1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Customizable Solutions<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-241ec8b4 elementor-widget elementor-widget-text-editor\" data-id=\"241ec8b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>We understand that every project has unique requirements. That\u2019s why we offer customizable 21700 battery configurations to meet your specific voltage, capacity, and form factor needs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-29e66b3 e-flex e-con-boxed e-con e-parent\" data-id=\"29e66b3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e935538 elementor-widget elementor-widget-heading\" data-id=\"e935538\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FAQs<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-898ea3d elementor-widget elementor-widget-n-accordion\" data-id=\"898ea3d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1440\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1440\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Q1: Can you match cells for optimal performance? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1440\" class=\"elementor-element elementor-element-ce24e9d e-con-full e-flex e-con e-child\" data-id=\"ce24e9d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-084fe5d elementor-widget elementor-widget-text-editor\" data-id=\"084fe5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A: Yes, we match cells by capacity, voltage, and internal resistance for long-lasting packs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1441\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1441\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Q2: What voltages and capacities can you provide? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1441\" class=\"elementor-element elementor-element-d653cb2 e-con-full e-flex e-con e-child\" data-id=\"d653cb2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aa4b4d6 elementor-widget elementor-widget-text-editor\" data-id=\"aa4b4d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A: Series\/parallel configurations allow <strong data-start=\"2514\" data-end=\"2527\">3.7V\u201348V+<\/strong> and customized capacity to meet your application.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1442\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1442\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Q3: Can BMS be included? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1442\" class=\"elementor-element elementor-element-2945a84 e-con-full e-flex e-con e-child\" data-id=\"2945a84\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b9a692c elementor-widget elementor-widget-text-editor\" data-id=\"b9a692c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A: Yes, optional BMS integration ensures full protection and monitoring.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1443\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1443\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Q4: How long is prototype delivery? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1443\" class=\"elementor-element elementor-element-8d145f4 e-con-full e-flex e-con e-child\" data-id=\"8d145f4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f597f87 elementor-widget elementor-widget-text-editor\" data-id=\"f597f87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A: Typically 2\u20133 weeks after design confirmation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1444\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1444\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Q5: Are these packs safe for industrial and EV use? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1444\" class=\"elementor-element elementor-element-bd1c4c3 e-con-full e-flex e-con e-child\" data-id=\"bd1c4c3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-327d481 elementor-widget elementor-widget-text-editor\" data-id=\"327d481\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A: Yes, certified to <strong data-start=\"2862\" data-end=\"2892\">UL, CE, and RoHS standards<\/strong>, with rigorous QA testing.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fd98446 e-flex e-con-boxed e-con e-parent\" data-id=\"fd98446\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a936900 elementor-widget elementor-widget-menu-anchor\" data-id=\"a936900\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"contact\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-365acc9 elementor-widget elementor-widget-heading\" data-id=\"365acc9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Start Your 21700 Battery Pack Project Today!\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c6e61f elementor-widget elementor-widget-text-editor\" data-id=\"6c6e61f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Work with our engineers to design the perfect pack.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ef74aa4 e-grid e-con-full e-con e-child\" data-id=\"ef74aa4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;split&quot;}\">\n\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 20\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,0v3c0,0,393.8,0,483.4,0c9.2,0,16.6,7.4,16.6,16.6c0-9.1,7.4-16.6,16.6-16.6C606.2,3,1000,3,1000,3V0H0z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-035fa5b elementor-widget elementor-widget-image\" data-id=\"035fa5b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"615\" src=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/customer-service-768x615.jpg\" class=\"attachment-medium_large size-medium_large wp-image-1194\" alt=\"customer service\" srcset=\"https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/customer-service-768x615.jpg 768w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/customer-service-300x240.jpg 300w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/customer-service-15x12.jpg 15w, https:\/\/nuranubattery.com\/wp-content\/uploads\/2024\/11\/customer-service.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10e79ff fluentform-widget-submit-button-full-width elementor-widget elementor-widget-fluent-form-widget\" data-id=\"10e79ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"fluent-form-widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n            <div class=\"fluentform-widget-wrapper fluentform-widget-align-default\">\n\n            \n            <div class='fluentform ff-default fluentform_wrapper_1 ffs_default_wrap'><form data-form_id=\"1\" id=\"fluentform_1\" class=\"frm-fluent-form fluent_form_1 ff-el-form-top ff_form_instance_1_1 ff-form-loading ffs_default\" data-form_instance=\"ff_form_instance_1_1\" method=\"POST\" ><fieldset  style=\"border: none!important;margin: 0!important;padding: 0!important;background-color: transparent!important;box-shadow: none!important;outline: none!important; min-inline-size: 100%;\">\n                    <legend class=\"ff_screen_reader_title\" style=\"display: block; margin: 0!important;padding: 0!important;height: 0!important;text-indent: -999999px;width: 0!important;overflow:hidden;\">Contact Form Demo<\/legend>        <span style=\"display: none !important;\"><input type=\"checkbox\"\n                name=\"item__1__fluent_checkme_\"\n                value=\"1\" style=\"display:none !important;\" tabindex=\"-1\" aria-hidden=\"true\"><\/span>\n        <input type='hidden' name='__fluent_form_embded_post_id' value='3392' \/><input type=\"hidden\" id=\"_fluentform_1_fluentformnonce\" name=\"_fluentform_1_fluentformnonce\" value=\"6c1990c09b\" \/><input type=\"hidden\" name=\"_wp_http_referer\" value=\"\/ru\/wp-json\/wp\/v2\/pages\/1698\" \/><div data-type=\"name-element\" data-name=\"names\" class=\" ff-field_container ff-name-field-wrapper\" ><div class='ff-t-container'><div class='ff-t-cell '><div class='ff-el-group'><div class=\"ff-el-input--label asterisk-right\"><label for='ff_1_names_first_name_' >Name<\/label><\/div><div class='ff-el-input--content'><input type=\"text\" name=\"names[first_name]\" id=\"ff_1_names_first_name_\" class=\"ff-el-form-control\" placeholder=\"Name\" aria-invalid=\"false\" aria-required=false><\/div><\/div><\/div><\/div><\/div><div class='ff-el-group'><div class=\"ff-el-input--label ff-el-is-required asterisk-right\"><label for='ff_1_email' aria-label=\"Email\">Email<\/label><\/div><div class='ff-el-input--content'><input type=\"email\" name=\"email\" id=\"ff_1_email\" class=\"ff-el-form-control\" placeholder=\"Email Address\" data-name=\"email\"  aria-invalid=\"false\" aria-required=true><\/div><\/div><div class='ff-el-group'><div class=\"ff-el-input--label asterisk-right\"><label for='ff_1_numeric_field' aria-label=\"WhatsApp\">WhatsApp<\/label><\/div><div class='ff-el-input--content'><input type=\"number\" name=\"numeric_field\" id=\"ff_1_numeric_field\" class=\"ff-el-form-control\" placeholder=\"WhatsApp\" data-name=\"numeric_field\" inputmode=\"numeric\" step=\"any\"  aria-invalid=\"false\" aria-required=false><\/div><\/div><div class='ff-el-group'><div class=\"ff-el-input--label ff-el-is-required asterisk-right\"><label for='ff_1_message' aria-label=\"Your Message\">Your Message<\/label><\/div><div class='ff-el-input--content'><textarea aria-invalid=\"false\" aria-required=true name=\"message\" id=\"ff_1_message\" class=\"ff-el-form-control\" placeholder=\"Your Message\" rows=\"4\" cols=\"2\" data-name=\"message\" ><\/textarea><\/div><\/div><div class='ff-el-group ff-text-left ff_submit_btn_wrapper'><button type=\"submit\" class=\"ff-btn ff-btn-submit ff-btn-md ff_btn_style\" >Submit Form<\/button><\/div><\/fieldset><\/form><div id='fluentform_1_errors' class='ff-errors-in-stack ff_form_instance_1_1 ff-form-loading_errors ff_form_instance_1_1_errors'><\/div><\/div>        <script type=\"text\/javascript\">\n            window.fluent_form_ff_form_instance_1_1 = 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\u043f\u043e\u0434\u0431\u043e\u0440\u0430 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432, \u043e\u0441\u043d\u0430\u0449\u0435\u043d\u044b \u0437\u0430\u0449\u0438\u0442\u043d\u044b\u043c\u0438 \u043a\u043e\u0440\u043f\u0443\u0441\u0430\u043c\u0438 \u0438, \u043f\u043e \u0436\u0435\u043b\u0430\u043d\u0438\u044e, \u0438\u043d\u0442\u0435\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0431\u0430\u0442\u0430\u0440\u0435\u0435\u0439 (BMS) \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u0439 \u043d\u0430\u0434\u0451\u0436\u043d\u043e\u0441\u0442\u0438 \u0438 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u041e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 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\u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e-\u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0439 \u0441\u0445\u0435\u043c\u0435. \u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u201c21700\u201d \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442 \u043d\u0430 \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u044b\u0435 \u0433\u0430\u0431\u0430\u0440\u0438\u0442\u043d\u044b\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u044b \u0446\u0438\u043b\u0438\u043d\u0434\u0440\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430: 21 \u043c\u043c 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