Growatt AXE 5.0L 5kWh LV Battery New. This state-of-the-art lithium iron phosphate (LiFePO4) battery is the base of the Growatt AXE LV Battery System. With regards to compatibility, AXE LV battery system can be used with all Growatt’s SPF off-grid series inverters and works along with the single-phase SPH and SPA series storage inverter.
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