Enphase IQ FlexPhase Bundle – System Controller + 5P FlexPhase Battery Kit

The Enphase IQ FlexPhase Bundle combines the IQ Battery 5P with FlexPhase and the IQ System Controller 3 INT, offering a comprehensive energy storage solution designed for both single-phase and three-phase residential applications.

Note: The IQ System Controller 3 INT is only required when backup functionality is needed.

IQ Battery 5P with FlexPhase

The IQ Battery 5P with FlexPhase is an all-in-one AC-coupled system that delivers:

• 5.0 kWh usable energy per battery
• Integrated microinverters (6x IQ8T-BAT) for modular power output
• Peak power up to 7.68 kVA, with 3.84 kVA continuous (1-phase)
• AC-coupled architecture with intelligent energy modes:
  • Self-consumption
  • Full backup (when combined with controller)
  • AI-optimized energy use based on dynamic tariffs
• Reliable LFP chemistry and passive cooling
• 15-year limited warranty

This battery system is designed for easy installation and commissioning, with support for remote monitoring and control via the Enphase App.

IQ System Controller 3 INT

(Only needed for backup functionality)

The IQ System Controller 3 INT acts as the brain of your backup energy system, coordinating communication between the battery, solar PV, and grid. Key features include:

• Automatic grid outage detection and microgrid formation
• Built-in IQ Gateway and three-phase IQ Relay
• Consumption and production metering with included CTs
• Supports both single-phase and three-phase installations
• Outdoor-ready IP55 enclosure
• 10-year limited warranty

What's Included in the Bundle

• 1 × IQ Enphase IQ Battery 5P FlexPhase Kit
• 1 × Enphase IQ System Controller 3 INT
• The Battery kit includes the IQ 5P Flexphase Battery, IQ 5P Battery Cover and 5P mounting bracket

Ideal For

• Homeowners seeking a reliable and scalable energy storage solution.
• Properties requiring seamless transition to backup power during grid outages.
• Installations needing flexibility between single-phase and three-phase configurations.

Check out the other accesoiries for the 5P FlexPhase Battery Kit such as the Enphase Wired communication Kit, Pedestal for the 5P Battery and IQ Battery 5P lifting handles

For a certified installation, the installer must have successfully completed the online training. Even if installers are already certified for the IQ Battery 3T/10T, they must also be certified for the IQ Battery 5P.

Dimension and weight in the specifications are related to the 5P FlexPhase Battery