Solis S5-GR3P6K Three-Phase Inverter 6 kW

The Solis S5-GR3P6K is a three-phase grid-tied inverter rated at 6 kW output with a maximum input power of 9 kW. It features two independent MPPT trackers with 2 input strings, supporting a wide DC voltage range from 160–1000 V and a low start-up voltage of 180 V. Maximum efficiency reaches 98.7%, with an EU efficiency of 98.1%.

Safety features include integrated AFCI (DC arc-fault circuit protection) to reduce fire risk, automatic voltage stabilization technology for weak grid conditions, and comprehensive grid protection (anti-islanding, grid monitoring, surge protection). The inverter is IP66-rated and uses transformerless topology with natural convection cooling for models up to 6 kW.

Communication options include RS485 standard connectivity, with optional Wi-Fi, GPRS, and data logger support via SolisCloud for remote monitoring and control. The compact design (310 × 563 × 219 mm, 18.8 kg) simplifies installation and maintenance. Rated for three-phase 400 V / 50 Hz or 380 V / 60 Hz grids.