Sungrow SG25RT 25 kW three-phase solar inverter with 2 MPPT trackers

The Sungrow SG25RT is a transformerless 25 kW three-phase solar inverter with two independent MPPT trackers. It is intended for grid-connected photovoltaic systems and combines high conversion efficiency with integrated electrical protection.

Input and output

• Maximum PV input voltage: 1100 V; MPPT voltage range: 160–1000 V.
• Two independent MPPT inputs with two PV strings per tracker.
• Maximum PV input current: 54 A; maximum DC short-circuit current: 68 A.
• Rated AC output power: 25000 W; maximum apparent power: 27500 VA.
• Maximum AC output current: 39.8 A; rated AC voltage: 400 V.

Key data

• Maximum efficiency: 98.50%; European efficiency: 98.00%.
• Grid monitoring, reverse-polarity, AC short-circuit, leakage-current and overvoltage protection; DC switch and AFCI.
• Protection rating: IP65; weight: 21 kg.
• Operating temperature: -25 °C to +60 °C; maximum altitude: 4000 m with derating above 2000 m.
• LED indication, 4G communication and MC4 DC connectors.
• Manufacturer's warranty: 5 years, subject to the stated installation and documentation conditions.