The IQ9S-3P Microinverter delivers unmatched power for commercial solar projects. With a peak AC output of 548 VA, support for 18 A continuous input current, and compatibility with high-wattage modules up to 770 W, it’s built to handle today’s most demanding panels for large-scale commercial installations.

Powered by advanced GaN-based architecture and the trusted Enphase platform, IQ9S-3P delivers superior energy harvest, long-term reliability, and seamless integration with the IQ Gateway Commercial Pro, QD Cables, and the Enphase App—providing complete visibility and control from anywhere.

Designed for 480 VAC three-phase systems, IQ9S-3P simplifies commercial solar with native support for 277 V (L-N) grids. Built-in safety features like rapid shutdown, phase balancing and voltage/frequency ride-through ensure compliance, while remote diagnostics and fleet-wide monitoring reduce site visits and maximize uptime.