The LiFePO4 battery price is only $229. It has all the important features necessary for the performance of the battery. You can get this battery for marine, RVs, small and medium solar systems, and as energy backup. Active BMS – A step up from passive versions, active BMS plays a more involved role in actively controlling and optimizing cell charge and discharge rates. In addition to. . Browse our collection of high-performance LiFePO4 BMS models, including Daly 36V 300A, Daly 12V 300A, JBD 12V 120A, and more. 8V 300Ah LiFePO4 Battery, Rechargeable Lithium Batteries, UP to 4000+ Deep Cycles, Grade A Lithium Iron Phosphate Cells, for Golf carts, Trolling Motor, Boat, Rv, Solar, Off-Grid. BtrPower 24V 140Ah Lithium LiFePO4 Battery,8000+ Deep Cycle LiFePO4 Battery,3584Wh Energy,100A BMS,Perfect. . However, we will compare the LiFePO4 battery price of the top 10 selling models. Let's discuss everything that determines lithium. . A LiFePO4 battery management system (BMS) is essentially the smart “brain” of your LiFePO4 battery pack. It monitors each individual cell—keeping an eye on voltage, current, and temperature—to ensure they all work together safely and efficiently.