Unlike traditional systems requiring separate inverter cabinets, battery racks, and control systems, this integrated solution combines: into one outdoor cabinet. This. The MateSolar 15KW On-Grid Solar System features a high-efficiency three-phase inverter with 98. 4% peak efficiency and dual MPPT trackers. It supports up to 18KW PV input with 1,100V max DC voltage. Includes 30×500W n-type TOPCon monocrystalline panels (23. 08% efficiency) and IP65-rated mounting. A 3-phase solar system is a common choice for larger residential and commercial installations. Their products are certified, and they have extensive project. HESP 4-6. 5kW-HUS HESP 8-12kW-US HESP 14-18kW-EU HESP 8-12kW-EU HESP 3. three phase 220 volts Solar system 50 Kw. Tanfon Supply: Free site survey, design, production, installation, maintenance with our sophiscaticated one-stop service.