Solis 255kW 1500VDC Three Phase Utility Scale Inverter

The Solis Solis-255K EHV-5G-US-PLUS 255K EHV-5G-US-PLUS is a three-phase, transformerless string inverter built for utility-scale and large commercial solar installations. It delivers 255 kW of rated output at 800 V AC with a maximum efficiency of 99.0% and 98.3% CEC efficiency. Accepting up to 1500 V DC across 12 MPPTs and 24 strings, it features a Type 4X enclosure, intelligent redundant fan-cooling, and comprehensive monitoring for demanding field conditions.

Key Features:

• Rated output 255 kW / 255 kVA at 800 V AC
• Max efficiency 99.0%, CEC efficiency 98.3%
• Max input voltage 1500 V, start-up 500 V
• MPPT range 480-1500 V, rated voltage 1080 V
• 12 MPPTs, 24 strings, MC4 connectors
• Transformerless three-phase, 60 Hz, 184 A
• Type 4X / C5 enclosure, -22°F to 140°F
• DC/AC Type II surge, ground fault monitoring, PID recovery
• RS485 and optional PLC, LCD display
• UL 1741 SA/SB, IEEE 1547-2018, 5-year warranty

Ideal for utility-scale and large commercial PV arrays, this inverter suits developers and EPCs needing high-voltage 1500 V DC string architecture. With I/V curve scanning, string monitoring, and redundant fan-cooling, it integrates into demanding installations at altitudes up to 13,120 ft via RS485 or optional PLC communication. Order the Solis-255K EHV-5G-US-PLUS (also listed as Solis255K EHV5GUSPLUS) from Circuit Solar, in stock in Canada and shipped from Red Deer, AB.