JK Smart BMS w/Active Balancer BT/RS485 For 4S-8S 40A-300A Li-ion LiFePo4 Akku. Daly BMS 10S 36V 15A-60A Li-ion Akku Protection Board Common Port w/Balance+NTC. JK BMS 8S-24S 150A Li-ion LiFePo4 Akku Smart BMS w/1A Active Balancer BT/RS485.
eBay