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Enphase IQ System Controller 3

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Enphase University certification is required to commission IQ System Controller 3.

The Enphase IQ System Controller 3 connects the home to grid power, IQ Batteries, and solar PV with Microinverters.

Use IQ System Controller 3 for all new installs using IQ8 Series Microinverters.

IQ System Controller 3 provides microgrid interconnection 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, storage by providing a consistent, pre-wired solution for residential applications.

DOES NOT support Generator Integration

Model: Up to 80 kWh battery without generator support


  • 10-year limited warranty
  • Controls safe connectivity to the grid
  • Automatically detects grid outages
  • Provides seamless transition to backup
  • Uses control cable for wired communication
  • Connects to the load or service equipment side of the main load panel
  • Centered mounting brackets support single-stud mounting
  • Supports conduit entry from the bottom, bottom left, and bottom right
  • Enables backup for solar and solar + battery configurations
  • Includes neutral-forming transformer for split phase 120/240 V backup operation
  • System Shutdown Switch to disconnect PV, battery, and generator systems
  • When paired with a dedicated IQ Load Controller, homeowners have the ability to prioritize and direct power to critical loads in the event of a grid outage
  • Integrates hold-down functionality to eliminate the need for hold-down kits and special breakers
  • Power Control System (PCS) feature to control solar and storage operation based on Main panel rating

Technical specifications

  • Maximum overcurrent protection device: 200 A
  • Maximum continuous current: 160 A
  • Nominal voltage: 240 VAC

What’s in the box

  • IQ System Controller 3G
  • Color Coded Pre Wired System Shutdown Switch
  • Wall-mounting Bracket
  • Accessory Kit
  • Pre Installed 4 Pole Circuit Breaker


  • The Enphase IQ System Controller 3 is covered by a 10-year limited warranty.


  • Manufacturer: Enphase
  • Model: SC200D111C240US01
  • Length [mm (in)]: 914.4 mm (36 in)
  • Width [mm (in)]: 500.38 mm (19.7 in)
  • Depth [mm (in)]: 246.38 mm (9.7 in)
  • Weight [kg (lb)]: 39.5 kg (87 lb)
  • Wormanship Warranty Period [Years]: 10

Surge/Lightning Protection


    • Workmanship Warranty Period: 10


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