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Sitting between the grid, IQ Battery, and solar PV, the Enphase IQ System Controller 3 detects a grid failure and moves the home to backup power automatically. It consolidates interconnection equipment into one pre-wired enclosure for residential systems.
Enphase solar and battery homes that need backup capability, from essential loads to full energy independence.
IQ System Controller 3 The Enphase IQ System Controller 3 connects the home to grid power, the IQ Battery system, and solar PV. It provides microgrid interconnect device (MID) functionality by automatically detecting and seamlessly transitioning the home energy system from grid power to backup power in the event of a grid failure. It consolidates interconnection equipment into a single enclosure and streamlines grid-independent capabilities of PV and storage installations by providing a consistent, pre-wired solution for residential applications. Easy to install • Connects to service entrance¹ or main load center • Includes neutral-forming transformer • Mounts on single stud with centered brackets • Provides conduit entry from the bottom, left, or right • Includes color-coded wires for ease of wiring the System Shutdown Switch • Integrates hold-down functionality to eliminate the need for hold-down kits and special breakers Flexible • Can be used for Sunlight Backup,Home Essentials Backup, or Full Energy Independence • IQ System Controller 3 integrates with IQ Battery 5P • Provides a seamless transition to backup Safe and reliable • System Shutdown Switch can be used to disconnect PV, battery, and generator systems • System Shutdown Switch acts as a rapid shutdown initiator of grid-forming IQ8 PV Microinverters for the safety of maintenance technicians/first responders Warranty • 10-year limited warranty Self Installation To be able to commision your own system you must attend Enphase University. *Note - Breakers are purchased separately.
Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.
We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.
Our team can help plan breakers and backup modes for the IQ System Controller 3. Message our team on WhatsApp.
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