DIY 48V 320Ah Grade B LiFePO4 Battery Build: 16kWh for $2,810?! October 19, 2023 greta DIY Electronic Tips DIY Battery System DIY 48V 320Ah Grade B LiFePO4 Battery Build: 16kWh for $2,810?! Credit DIY Solar Power with Will Prowse Please support our Sponsors here :