Yes, this 1500W sump pump battery backup system (Model SGPC-1500W) is compatible with the 12.8V 200Ah LiFePO4 battery we sell. It is designed for 12V DC battery systems and supports 12.8V LiFePO4 batteries, with a max charging voltage of 14.6V and float charging voltage of 13.6V, which matches the requirements of 12.8V lithium batteries
By vevor