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Jackery debuts giant 100-kWh home battery in Berlin, pushing beyond portable power

The setup also features sub-10 millisecond UPS transfer time, black-start capability.

A Jackery charging station.

Photo Credit: Getty Images

Jackery used IFA 2026 in Berlin to reveal an unexpected product: a residential battery whose sheer scale set it apart from the portable power stations the company is best known for.

The 100-kilowatt-hour system signals how quickly the battery market is expanding beyond weekend backup power and into full-scale home resilience.

Here's what to know

Targeting larger homes and off-grid use, Jackery brought its Energycore 100-kWh liquid-cooled storage system to IFA 2026, along with the company's PowerVault 50 hybrid inverter for three-phase applications, according to ESS News. Jackery representatives said production and retail availability are still about one to two years away.

At around 1.5 tons, the system is enormous, and Jackery said it was designed with installation logistics in mind, including crane hooks. The setup also features sub-10 millisecond UPS transfer time, black-start capability, a dedicated diesel generator port, IP66 protection, and operation in temperatures ranging from minus 40 to 140 degrees Fahrenheit (-40°C to 60°C).

Adding battery storage is one of the best ways to protect your home during outages, save money on energy by storing electricity for later use, and move closer to going off-grid. If you're exploring your options, EnergySage can help you learn more about home battery storage and compare competitive installation estimates. EnergySage has teamed up with the electrification brand Qmerit to guarantee you get the best price on home battery storage solutions.

For shoppers who don't need a giant whole-home setup, Pila also offers excellent battery backup options, and its plug-and-play batteries cost a fraction of a whole-home backup system.

More background

The inverter is built for 50 kilowatts of AC nominal output, and the system can also accept up to 100 kilowatts of panel input across four separate MPPTs.

Jackery also used IFA to give attendees an early look at the American Red Cross Explorer 2000 Plus V2 before its U.S. release. The smaller all-red portable unit includes a Storm Warning Function and Emergency Reserve Mode, and Jackery said it will give 10% of proceeds from each unit sold as part of its "Power the Rescuers" campaign.

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What can be done?

The company appears to be emphasizing durability and flexibility, from liquid cooling that reduces cell temperature variation to three-phase support and backup features meant to keep electricity flowing when the grid goes down.

That could mean a portable unit that keeps phones, lights, and a refrigerator running, or a larger system paired with rooftop solar.

As part of its safety messaging at the event, Jackery said its FortiShield Safety System is the industry's "first comprehensive 7-layer security framework," tailored to meet "the specific operational demands of every device category."

Where can I learn more?

Jackery's giant system arrives as residential storage expands far beyond a simple backup box in the garage. Safer battery chemistries, virtual power plants, and portable systems are blurring the lines between backup power, solar integration, and grid support.

• Engineers say water-based battery chemistry could make safer home storage practical in everyday garages.

• In the U.S., solar firms are building the largest virtual power plant from connected home batteries.

• Bluetti says its next-gen portable battery tech can keep key appliances running through outages.

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