lifepo4 battery will prowse2400va inverter48v server rack lifepo4 evebig solarbatterie 12v 280ah testgrowatt 5kw 3 phase inverter pricesok lifepo4 battery reviewgrowatt energy meter compatible LiFePO4 Batterydeye pylontechbuy inverter battery onlineshenzen basen 280ahlifepo4 datasheetgrowatt min 3600