3500W 48V 80A All-In-One Solar Charger InverterSR HF4835U80 is a new all in one hybrid solar charge inverter, which integrates solar energy storage charger controller and DC AC inverter in one unit. You don't need to buy a controller and an inverter separately any more. It supports different power inputs, from solar PV, generator, to grid. But it has no grid feedback function. Features Full digital voltage and current double closed loop control, advanced SPWM technology, output of pure sinewave.