Solis S5-GR3P3K 3kW Three-Phase Inverter

The Solis S5-GR3P3K is a three-phase grid-tied inverter with a rated output power of 3 kW and maximum input power of 4.5 kW. It features two independent MPPT trackers, each with two input strings, and achieves a maximum efficiency of 98.3%. The inverter is equipped with integrated AFCI (arc-fault circuit protection) to reduce fire risk and automatic voltage stabilization technology for weak grid conditions.

This transformerless inverter has a rated voltage of 600 V DC, a low start-up voltage of 180 V, and an MPPT voltage range of 160–1000 V. It supports export power control and is IP66-rated for outdoor installation. Communication options include RS485, with optional Wi-Fi, GPRS, and data logger connectivity via the SolisCloud platform for remote monitoring and control.

The compact design (310 × 563 × 219 mm, 17.8 kg) simplifies installation and maintenance. It is compliant with major grid connection standards including G99, VDE-AR-N 4105, EN 50549-1, and IEC 62116, and carries a 10-year manufacturer's warranty.