The 3S 25A BMS Circuit (3SJH25A-C) is a crucial component for ensuring the safety and longevity of your 3-cell lithium-ion (Li-ion) battery pack. This advanced circuit board protects your battery from overcharging, over-discharging, and overcurrent situations.
Key Features:
- Prevents Battery Damage: Protects your Li-ion battery from harmful conditions that can cause damage or shorten lifespan.
- Wide Operating Range: Functions effectively in temperatures from -30°C to +80°C.
- Compact Design: Integrates seamlessly into various applications with its small size (56mm x 45mm x 4.0mm).
- Safeguards Against Overcurrent: Provides protection against excessive current draw.
Applications:
- Small power inverters
- Massager battery packs
- LED lamp backup power supplies
- Electronic products
- Solar street lamp battery packs
- Monitoring standby power supplies
- 12V Li-ion powered electronics
- Solar powered LED systems
Easy Installation (with soldering skills):
The 3S 25A BMS Circuit requires soldering for proper installation. The included wiring diagram simplifies the connection process.







