Non-isolated( transformerless) Max input power(dc):5000w Max dc input voltage:680v Trigger voltage: 420v dc Mppt voltage range350~600v dc Rated input current(dc):14a Max input current 16a dc Dc input channels: 2 Rated ac output power:4600w Max ac output power:5000w Rated grid voltage: 230/240v ac Grid voltage range:195.5~270 ac Max output current: 25a Rated grid frequency: 50/60hz5% Display: 1 lcd, 2 led Thd< 3% Power factor>99% Direct current injection