Amazon.com: 12V 100A 4S BMS Protection Board with Balancing for 18650 LiFePO4 Battery Pack : Electronics
JBD Smart 4S 60A~200A 12V LiFePO4 BMS Common Port with Balance Bluetooth UART Port Low Temp Charging Cut-Off : GobelPower.com
4S or 3S 12V Li ion or Lifepo4 Battery smart BMS with Bluetooth function UART and RS485 communication with 60A to 120A constant current – LLT POWER ELECTRONIC
Amazon.com: DALY SMART BMS Li-ion 12V 100A 4S bms With Bluetooth Module Resetting Program For Rated 3.7V Lithium Battery Pack Charge and Discharge Protection Management : Electronics
Amazon.com: DALY BMS Li-ion 4S 12V 60A with Balance Wire and Temperature Sensor for 18650 Rated 3.7V Battery Charging and Discharging Protection : Electronics
3s 4s 12.8V 12V LiFePO4 BMS for Motorcycle Starting Battery Pack - China LiFePO4 BMS, Battery BMS | Made-in-China.com
REC Active BMS 4S 12V 500A Pre-Configured Kit | Current Connected