Energy controllers / Enphase

Enphase IQ System Controller 3 INT

Required system component for IQ Battery 5P outage backup in the Australian owner guide.

Sources checked: United States, Australia, United Kingdom, Canada
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Enphase IQ System Controller 3 INT product photo

Photo: Enphase

Regional versions and model notes
  • United States: exact local listing unconfirmed
  • Australia: support information available; local listing unconfirmed
  • United Kingdom: support information available; local listing unconfirmed
  • Canada: exact local listing unconfirmed
  • Direct AU data-sheet retrieval returned HTTP 403; not retried or bypassed. Exact controller SKU/phase capability needs datasheet review.
  • Regional product listing is not site-specific grid approval. Tariffs, utility programmes and export permission are not assessed.
  • Qualified professional system design, electrical installation and commissioning required; no DIY wiring guidance.
  • No Apple Home, Google Home, Alexa or universal device compatibility inferred from brand, network connectivity or app support.
  • Transport protocols not verified for this exact regional component; empty protocol list means unknown, not absent.

What it can do

    Setup

    • Compatible IQ Battery 5P/FlexPhase system, gateway communication and protected-load design.

    Features and the setup they need.

    Features, setup and recorded confirmation
    Feature & setupConfirmation & sources

    Enphase App

    Manufacturer app

    Works with Enphase App.

    What you’ll need

    • Compatible IQ Battery 5P/FlexPhase system, gateway communication and protected-load design.
    • Use a compatible phone for this app.
    		✓ Manufacturer confirmed

    enphase.com · 2026-10-26

    Model and source notes
    • Direct AU data-sheet retrieval returned HTTP 403; not retried or bypassed. Exact controller SKU/phase capability needs datasheet review.
    • Regional product listing is not site-specific grid approval. Tariffs, utility programmes and export permission are not assessed.
    • Qualified professional system design, electrical installation and commissioning required; no DIY wiring guidance.
    • No Apple Home, Google Home, Alexa or universal device compatibility inferred from brand, network connectivity or app support.
    • Transport protocols not verified for this exact regional component; empty protocol list means unknown, not absent.

    Where we checked

    Features are based on the linked manufacturer documentation. Household results also check the equipment and software you select. How we check.