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BMS Battery Management System Smart Protection Circuit Board Lithium Battery BMS 4s 12v Lifepo4
| Parameter | Value |
|---|---|
| Mode | LWS-4S-BL-846-V2(4S) |
| PCM Size | L60.6mm*W48.1mm*T14 mm |
| Battery Series | 4S Available |
| Working Current | 2A Available |
| Usage (Cell Type) | Li-ion / LiFePO4 battery packs |
| Application | Ebike, Solar products, EV |
| Weight | 24.6g |
| No | Test Item | Criterion |
|---|---|---|
| 1 | Quiescent current / Operating current | ≤2μA / 900μA |
| 2 | Imbalance Detection Duration | 2S |
| 3 | Imbalance Detection Time | 3.85S |
| 4 | Unbalance Detection Voltage | 50mV |
| 5 | Maximum Equilibrium Current | 2A |
| 6 | Overvoltage Protection Threshold | 5V |
| 7 | Operating Temperature Range | -20 ~ +65ºC |
| 8 | Storage Temperature Range | -20 ~ +85ºC |
Optional Accessories: Electric Switch, Temperature Switch, Passive Balance, Active Balance, 5V output, NTC, Bluetooth UART/BT/RS485/CAN communication, LCD display, etc. Items can be customized to requirements.
Specializing in Battery PCM & BMS for Lithium ion, LiFePo4, and LTO battery packs since 2013. Offering ODM & OEM services with over 900 types of hardware and software BMS solutions including HDQ, I2C, SMBUS, RS485, RS232, and Bluetooth.
Capabilities cover 1S-35S in series with working currents up to 350A. Products are widely utilized in lighting, power tools, electric bicycles, medical equipment, and EV applications. The facility is ISO 9001:2015 certified.
