BMS Controller DaLy LiFePO4 12V 4S 20A DL4S-20A

DaLy DL4S-20A BMS controller for LiFePO4 12V (4S) lithium iron phosphate batteries. Max charge/discharge current 20A. Overcharge, over-discharge, short circuit and overheat protection. Automatic cell balancing extends battery lifespan. Compact size, easy installation. Ideal for solar systems, electric vehicles and backup power applications.