Keep your Li-ion battery system safe, balanced, and under control with this 300A smart BMS. Ideal for electric vehicles, e-bikes, power banks, and inverter setups, it combines high-current performance with intelligent monitoring and Bluetooth connectivity for real-time management.
Key Features
Smart Bluetooth and app control for real-time monitoring and alerts
High-capacity 300A continuous current for demanding applications
Supports 4S 3.7V Li-ion (NMC) battery packs
Intelligent balance function ensures even charge and discharge
Six built-in safety protections: overcharge, over-discharge, overcurrent, over-temperature, short circuit, and prevention functions
UART, RS485, and CAN communication for easy system integration
Internal and external temperature sensors for safer operation
Specifications
Supported Cells: 4S Li-ion (3.7V NMC)
Continuous Current: 300A
Balance Current: 40–120mA
Voltage: 12V system
Size: 23 x 11 x 2 cm
Communication: Bluetooth, UART, RS485, CAN
Balance Mode: Idle equalisation
Package Contents
1 x Smart 300A 4S Li-ion BMS
1 x Internal & External Temperature Sensor
1 x Balance Cable Set
What Makes This a Smart Buy:
This BMS combines high power capacity with smart Bluetooth monitoring, keeping your battery system safe and optimised. Perfect for e-vehicles or high-demand energy systems, it delivers peace of mind and reliable performance.
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