Enphase Home Energy Solution - AC Battery

The Enphase
Storage System A smart battery meets powerful software.

Enphase Storage Icon

Welcome to smarter storage,
powered by the new Enphase AC Battery.

Our high-performance energy storage solution brings you more intelligence and better value than anything else, with the industry’s lowest cost of entry and best lifetime value. It pairs seamlessly with Enphase microinverters and other solar technologies to help you make the most of your energy.
Now available in the U.S.

The energy storage solution you've been waiting for.

  • Lower upfront costs

    • More affordable than other storage options
    • Simple installation keeps extra costs low
    • Modular for a solution that’s exactly what you need
  • Higher performance

    • 96% round-trip efficiency
    • 2 cycles per day for twice the value and faster payback
    • Most usable capacity (100% D.O.D.)
  • Greater reliability

    • Lithium iron phosphate chemistry from Eliiy Power for long cycle life
    • Minimum 10-year expected life
    • No single point of failure
  • Safer Icon


    • Prismatic cells from Eliiy Power are highly stable over time
    • Safety certified by TUV Rheinland
    • No high-voltage DC in system
UL Certified Badge for Enphase AC Battery

We're the first to be UL 9540 certified.

Our AC Battery is the first residential energy storage system to receive the UL 9540 system certification -- a safety standard requirement issued by UL, the global safety science organization. 

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Enphase AC Battery - Modular

A solution that’s just right.

The AC Battery’s modular architecture means you’ll get a storage solution that’s exactly what you need: no more, no less, no wasted costs. The system is easy to expand on as your needs change, as your family grows or you add an electric vehicle. Plus, flexible configurations work for any garage.

enphase storage easy installation

See just how simple it is to install

Watch the time-lapse video of a 4.8kWH Enphase Storage System installation -- by one installer in 1 hour 40 minutes.

Enphase AC Battery

Enphase AC Battery and IQ Battery

The Enphase AC Battery is an integrated energy storage system that delivers high performance, superior reliability, modular architecture, and safety.

  • Capacity: 1.2 kWh
  • Depth of discharge: 100%
  • Roundtrip cell efficiency: 96%
  • Peak output power: 270 VA
  • Chemistry: Lithium Iron Phosphate (LFP)
  • Cell safety certifications: TUV Rheinland, UL

Download the AC Battery Data Sheet

Enphase Home Energy Solution - AC Battery

Storage and the Enphase Home Energy Solution

Batteries get the buzz, but there’s a whole lot more to energy storage. The Enphase AC Battery shines brightest alongside the rest of the Enphase Home Energy Solution. A seamless integration of solar and storage, it combines microinverters, battery, and connected technology to empower you on a whole new level.

Meet the rest of the Enphase Home Energy Solution

  • Enphase IQ 6 microinverter product shot

    Enphase Microinverters

    The world’s most advanced microinverter technology pairs seamlessly with the Enphase storage system for higher production that you can store for later.

    Learn more
  • Enphase Envoy

    The networking hub of the Enphase microinverter system connects you to your production, consumption, storage, and the grid.

    Learn more
  • Screenshot of Enphase MyEnlighten software in iPad showing a graph of energy production

    Enphase Enlighten

    The industry’s leading monitoring software lets you track your energy production and consumption, putting you in charge of your energy choices.

    Learn more
  • Enphase Q Cable product photograph

    Enphase Accessories

    High-quality, streamlined accessories make Enphase installations simple, reliable, and cost-effective.

    Learn more

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