KE-BM20-4.0 
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⤢ Hover to zoom · click to enlargeKEKE-BM20-4.0Batteries & Chargers
20V Lithium Battery Pack: High-Capacity 4.0Ah Power for Extended Runtime
High 4.0Ah Capacity with 5C Discharge Rate
Offers extended runtime with a 4000mAh (4.0Ah) capacity. The high 5C discharge rate ensures strong, consistent power output for brushless tools.
Triple-Layer Protection Board & Nylon Case
Equipped with a 3x100A MOSFETs and 3 Alloy Plates protection board for superior safety. The durable Nylon Case provides excellent impact resistance.
Premium Chengjiang/Tianhui Cells
Built with high-quality Chengjiang H-Type or Tianhui-Type Cells for stable performance, long cycle life, and dependable power delivery.
Product Details
Product overview.
Brushless Motorcompatible motorKE-BM20-4.0 · Parameters
| Product Name | 20V Lithium Battery Pack |
| Model | KE-BM20-4.0 |
| Compatible Motor | Brushless Motor |
| Material | Nylon Case |
| Protection Board | 3 × 100A MOSFETs + 3 Alloy Plates |
| Capacity / Rate | 4000mAh (4.0Ah), 5C Discharge |
| Cell Brand | Chengjiang H-Type / Tianhui-Type Cells |
| Reference Price (FOB) | US$40 / piece |
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