3-24S 12-72V 40A Smart Battery BMS

Power up your lithium battery setups with the 3-24S 12-72V 40A Smart Battery BMS—a flexible, high-reliability battery management system engineered for 3S to 24S battery strings and 40A continuous current output. It covers 12V to 72V operating voltages, integrating real-time cell voltage monitoring and automatic balancing technology. This tool not only optimizes charging speed for LiFePO4 and lithium-ion batteries but also mitigates cell degradation, extending overall cycle life by up to 30%. Ideal for small-scale home energy storage, portable outdoor power stations, low-voltage e-bikes, and backup power banks, this 12-72V 40A smart BMS adapts seamlessly to 3S-24S configurations, making it a go-to choice for both DIY battery builds and small commercial low-power projects.

Equipped with multi-layer safety safeguards including overcharge cutoff, over-discharge protection, short-circuit defense, reverse polarity locking and overcurrent limits, this 3-24S 12-72V 40A Smart Battery BMS ensures stable, hazard-free operation for 12V-72V systems. Its 40A current capacity delivers consistent power for daily low-to-mid load applications, while the compact, plug-and-play design simplifies wiring and installation even for users new to battery setups. Built with durable, heat-resistant components and compliant with basic electrical safety standards, this 3-24S 12-72V 40A BMS offers dependable performance, whether you’re powering a portable fridge, a small solar backup system, or a lightweight e-scooter.