Siratseo 0 Posted June 2 LFP batteries use lithium iron phosphate (LiFePO4) as the cathode material alongside a graphite carbon electrode with a metallic backing as the anode. Unlike many cathode materials, LFP is a polyanion compound composed of more than one negatively charged element. Rack LiFePO4 Battery Module Redway server rack batteries are becoming very popular due to the fact that they come down in price and are fully expandable. Customers can build a massive off grid power supply using these server rack batteries. Custom racks are also available to keep battery systems clean, tidy and secure. Quote Share this post Link to post Share on other sites