Autrionyx Power
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| Model NO. | LWS-4S25A-732-R01 | Over Current Protection | Yes |
| Balance Function | Yes | Usage | Lithium Battery Packs, LiFePO4 etc |
| Application | Digital Equipment, Electrice, Ebike, etc | ||
| Metal Coating | Copper | Mode of Production | SMT |
| Base Material | Fr-4 | Layers | Multilayer |
| Certification | RS485, Can, Bluetooth | Testing Service | 100% E-Testing |
| Specification | L190*W145*T25mm | Origin | Guangdong |
| Package Size | 5.50cm * 2.20cm * 0.40cm |
| Package Gross Weight | 0.500kg |
| Transport Package | Vacuum Packing / Carton Packing |
Lithium Battery Management System PCM PCB Assembly 4s 25A LiFePO4 12V BMS 4S For Solar Battery
| Mode | LWS-4S20A-732-R01 |
| PCM Size | L55*W22*T4mm |
| Battery Series | 4S Available |
| Working Current | 20A Available |
| Cell Type | Li-ion (14.8V) / LiFePO4 (12.8V) |
| Application | Ebike, Solar products, etc |
The LWS-4S20A-732-R01 for LiFePO4 battery pack of 4 cells in series is a robust battery protection solution, supporting stable loads with continuous currents up to 20A.
| LWS-4S20A-732-R01 (4S) | ||
| Voltage | Charging Voltage | DC: 14.4V CC/CV |
| Balance | Balance Voltage / Current | 3.725±0.025V / 15-38mA |
| Current | Max Continuous Charge/Discharge | ≤20A |
| Over Charge | Detection Voltage / Delay | 3.85±0.025V / 500mS-1500mS |
| Over Discharge | Detection Voltage / Delay | 2.3±0.08V / 500ms-1500ms |
| Short Circuit | Detection Delay / Condition | 200-500us / External Short Circuit |
| Temperature | Operating Range | -20 ~ +60ºC |
Customization available for: Electric Switch, Temperature Switch, Passive/Active Balance, 5V output, NTC, Bluetooth, UART/BT/RS485/CAN communication, and LCD displays.
Established in 2013, the manufacturer specializes in Battery PCM & BMS for Lithium ion, LiFePo4, and LTO battery packs, offering both ODM & OEM services. With designs for over 900 types of hardware and software BMS (including HDQ/I2C/SMBUS/RS485/RS232 & Bluetooth), products cover 1S-35S series with currents up to 350A.
Widely used in power tools, electric bicycles, medical equipment, and EV applications, the facility operates under ISO 9001:2015 certification and was recognized for High Technology Expertise in 2018.
