The Enphase IQ System Controller 3G provides seamless energy management by integrating solar and battery systems. It automatically detects grid outages and transitions power to backup, keeping your home running without interruption. Designed for easy installation, the controller connects to your main load panel and supports split-phase 120/240V backup operation with a neutral-forming transformer. When paired with an IQ Load Controller, you can prioritize critical loads to optimize energy usage during outages.
With features like a system shutdown switch, hold-down integration, and power control based on your main panel rating, the IQ System Controller 3G ensures safe, reliable, and flexible energy management for solar and solar + battery setups.




