Solis 125kW 1500VDC Three Phase Utility Scale Inverter

The Solis 125kW (Solis-125K EHV-5G-US-PLUS) is a three-phase, transformerless grid-tie inverter engineered for utility-scale and large commercial solar projects. It handles up to 1500 VDC PV input across nine MPPT trackers and 18 strings, delivering 125 kW rated output (137.5 kW / 137.5 kVA maximum) at 600 VAC with 98.6% peak efficiency (98.3% CEC). A TYPE 4X enclosure and intelligent redundant fan-cooling suit demanding outdoor Canadian installations.

Key Features:

• 125 kW rated, 137.5 kW / 137.5 kVA max output
• 98.6% efficiency (98.3% CEC)
• 1500 VDC max PV input, 480-1500 V MPPT range
• 9 MPPT trackers, 18 max input strings
• Max input 9*30 A, short circuit 9*50 A
• 600 VAC three phase, 132.3 A max output, 60 Hz
• Transformerless, 500 V start-up voltage
• Integrated AFCI, PID recovery, I/V curve scanning
• DC/AC Type II surge, ground fault monitoring, anti-islanding
• TYPE 4X enclosure, 240 lbs, 5-year warranty

Designed for utility-scale and large commercial PV arrays, this inverter connects via MC4 on the DC side and OT terminals (750 MCM) on the AC side, with PLC and RS485 communication plus string monitoring. Certified to UL 1741 SA/SB, IEEE 1547-2018, California Rule 21 and CAN/CSA C22.2107.1-1. Order the Solis-125K EHV-5G-US-PLUS (also listed as Solis125K EHV5GUSPLUS) from Circuit Solar, in stock in Canada and shipped from Red Deer, AB.