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Microinverter

Enphase IQ9S-3P-277-B-DOM-US

The Enphase IQ9S-3P-277-B-DOM-US is a microinverter from Enphase. Rated AC output 548 W. Listed and verified: UL 1741. Sold in United States.

Specifications

Rated AC output
548 W

What the Enphase IQ9S-3P-277-B-DOM-US does

A microinverter sits behind one to four panels and converts their output on the roof, so shade or a fault on one panel does not pull down the rest of the array. With 548 W of AC output, the Enphase IQ9S-3P-277-B-DOM-US suits an array of about 0.5–0.7 kWp, as installers commonly size the panels up to 30% above the inverter's rating.

Product details

Product type
Microinverter
Brand
Enphase · United States
Category
Home Solar & Hybrid Inverters
Sold in
United States
Listed in
California Energy Commission

Models (1)

Model AC output
IQ9S-3P-277-B-DOM-US 0.548 kW

Certifications

CertificationMarketStatusReferenceValid until
UL 1741 United States ✓ Verified 19 October 2026 Intertek

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