HW-391 2S 20A BMS with Optional Balance
The HW-391 is a reliable 2S BMS module for 7.4V lithium battery packs. At 20A, it supports a wide range of DIY applications from power banks to RC vehicles. Available in both standard and balancing versions for flexibility in pack design.
Key Features
- 2S configuration (7.4V nominal / 8.4V full)
- 20A continuous current rating
- Available in standard and balance versions
- Full protection: overcharge, over-discharge, short circuit
- Compatible with 18650 cells
- Compact HW-391 module design
Specifications
- Configuration: 2S
- Voltage: 7.4V nominal / 8.4V max
- Max current: 20A
- Chemistry: Li-ion
- Cell format: 18650
Cell Datasheet Summary
| Parameter | Value | Notes |
|---|---|---|
| Model | ||
| Format | ||
| Nominal Capacity | ||
| Nominal Voltage | ||
| Standard Charge Current | ||
| Maximum Charge Current | ||
| Standard Discharge Current | ||
| Maximum Continuous Discharge | ||
| Peak / Pulse Discharge | ||
| Operating Temp (Charge) | ||
| Operating Temp (Discharge) | ||
| Storage Temperature | ||
| Weight | ||
| Dimensions |
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