The high-powered, smart grid-ready IQ9 Commercial Microinverter supports 480 VAC three-phase commercial PV systems. It boosts energy harvesting and integrates with the IQ Gateway Commercial Pro, Enphase App, and analysis software for easy operation and maintenance.
Key specifications IQ9N-3P-277-A-DOM-US
Peak output power 427 VA
Nominal grid voltage 277 V (L-N)
Nominal frequency 60 Hz
CEC weighted efficiency 97.5%
Operating voltage 18-58 V
Peak power tracking voltage 28–45 V
Max. short-circuit DC input current 25 A
Ambient air temperature range –40°C to 65°C (–40°F to 149°F)
Easy
Lightweight design with easy plugand-play connectors
Power line communication (PLC) for quick and hassle-free setup
Smart
Complies with the latest advanced grid support standards
Remote automatic updates for current grid requirements
Configurable to support a wide range of grid profiles
Meets CA Rule 21 and IEEE 1547 (UL 1741-SA/SB) requirements
Reliable
Over one million cumulative hours of testing
Class II double-insulated enclosure
Optimized for the latest highpowered PV modules
Tailored solutions for different grid configurations, including 480 VAC WYE
Industry-leading limited warranty of up to 25 years
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