Makita 18V 5.0Ah Replacement Battery Pack — MT18V5A
The MT18V5A is a drop-in replacement battery pack for the Makita 18V platform, designed for OEM clients, hardware distributors, and private-label brands. It uses 18650 cells in a 5S2P configuration to provide a true rated capacity of 5.0Ah and a nominal voltage of 18V.
Built with a Nuranu proprietary in-house mold, the pack is designed for exact OEM latch geometry, rail fit, and charger seating. Its model-specific BMS firmware is validated on 100% of units at end-of-line for compatibility with genuine Makita chargers, including state-of-charge reporting, authentication, and safety lockouts.
This is a drop-in replacement battery pack for the MT18V5A. It is built on a Nuranu proprietary in-house mold for exact OEM latch geometry. The MT18V5A uses 18650 cells in a 5S2P configuration to deliver a true 5.0Ah of rated capacity with verified BMS handshake on genuine Makita chargers.
The MT18V5A is made by Dongguan Ruineng New Energy (Nuranu), a high-tech custom battery factory since 2012. It is made on a fully automated assembly line where every battery is tested after it is made. It is designed for original equipment manufacturers (OEM), hardware distributors, and private-label brands that need the same fit and performance as OEM products at factory-direct prices.
Compatible Host Tools
- MT18V5A
- Compatible Makita platform tools
Target Applications
- Industrial Tool Fleets: Sustains peak current for professional Makita cordless tools under continuous-duty jobsite use, delivering the full 5.0Ah rated capacity.
- Rental & Service Fleets: OEM-matched latch and proprietary-mold shell make this an ideal fleet-replacement or private-label pack with identical fit and charger behaviour.
- Distributor Stock Programs: Carton-ready packaging and full UN38.3 / IEC 62133 documentation make this SKU ready for wholesale resale and customs clearance worldwide.
Core Technical Advantages
1. OEM-Matched Fit
Built on a Nuranu-owned injection mold for exact latch geometry, rail fit, and charger seating — the pack drops into host tools and chargers exactly like the original.
2. 18650 5S2P Architecture
A 5S2P cell string delivers the continuous and pulse current Makita brushless motors demand, holding a stable 18V rail without the voltage sag that degrades tool performance under load.
3. Verified BMS Handshake
The onboard BMS is flashed with model-specific firmware so state-of-charge reporting, authentication, and safety lockouts behave identically to a genuine Makita pack — validated on 100% of units at end-of-line.
Technical Specifications
| Feature | Specification |
|---|---|
| Replacement Model | MT18V5A |
| Compatible Brand | Makita (牧田) |
| Nominal Voltage | 18V |
| Rated Capacity (real) | 5.0Ah |
| Cell Type | 18650 · 5000mAh |
| Configuration | 5S2P |
| Shell Color | Black |
| Proprietary Mold | Yes (in-house) |
| Net Weight | 0.59 kg |
| Battery Dimensions | Confirmed at order |
| Inner Box | Confirmed at order |
| Master Carton | 443*290*170mm |
| Qty per Carton | 20 pcs |
| Carton Net / Gross | 11.8 kg / 12.8 kg |
Packaging & Wholesale Logistics
The MT18V5A is packaged in a way that makes it ready for resale by distributors and for shipping internationally. Each master carton contains 20 units. The carton dimensions are 443*290*170mm, and the gross weight is 12.8 kg. Every batch of products is shipped with UN38.3 transport test reports, IEC 62133 safety certificates, MSDSs, and CE Declaration of Conformity. This helps ensure that customs can easily clear the products in the EU, US, UK, AU, and JP markets.
| Item | Details |
|---|---|
| MOQ | 100 units (catalog) · 500 units (private label) |
| Lead Time | 25–35 days standard · 18–22 days expedited |
| Payment | 30% T/T deposit + 70% against B/L |
| Warranty | 12 months |
Product Video
Frequently Asked by Distributors:
What is the MOQ for the MT18V5A replacement battery?
The standard MOQ for the MT18V5A is 100 units. You can get paid samples of 1–10 units to check the BMS-handshake before placing an order. Private-label or custom-spec runs start at 500 units.
Is the MT18V5A drop-in compatible with original Makita chargers?
Yes. The MT18V5A BMS has model-specific firmware, so it works correctly with real Makita chargers. It reports the battery’s charge, checks that it’s real Makita, and prevents anything dangerous. It works the same as the original equipment manufacturer (OEM) pack. Handshake is validated on 100% of units at the end of the line.
Does the MT18V5A use a proprietary mold?
Yes, this SKU is made using Nuranu’s own special injection molding process. This provides precise OEM latch geometry and shell fit, making it perfect for private-label programs.
What cells and configuration does the MT18V5A use?
The MT18V5A uses high-quality 18650 cells (5000mAh each) arranged in a 5S2P configuration for a nominal 18V and a true rated capacity of 5.0Ah. Before assembly, cells are matched based on their capacity (±20 mAh) and internal resistance (±5 mΩ). You can specify your preferred cell brand (Samsung, LG, Panasonic, or BAK) when you place your order.
How is the MT18V5A packed for shipping?
The MT18V5A is shipped in master cartons of 20 units (12.8 kg gross) with dimensions 443*290*170 mm. Every batch of products is shipped with the following documents:
– UN38.3 test report
– IEC 62133 certificate
– MSDS
– CE Declaration of Conformity
These documents are needed to clear customs worldwide.