Fox ESS P3-Pro-25.0 25 kW 3-phase hybrid inverter

The Fox ESS P3-Pro-25.0 is a three-phase hybrid inverter from the P3 Pro series, with a nominal AC output of 25,000 VA and a maximum apparent AC power of 27,500 VA. It works with high-voltage lithium batteries in the 150–800 V range, has two battery inputs and supports 50+50 A charge and discharge current.

On the PV side it has 3 MPP trackers with 2 strings per tracker, a maximum DC voltage of 1000 V and a maximum array power of 50,000 Wp. The EPS backup output is rated at 25,000 VA with a switch time under 10 ms, and up to 10 units can run in parallel.

The housing is rated IP65 for outdoor wall mounting, measures 600 x 560 x 225 mm and weighs 52.5 kg. Communication interfaces include meter, WiFi, optional 4G, DRM, USB, BMS (CAN), RS485, Ethernet and SG ready, with monitoring through FoxCloud V2.0.