Nissan unveils a home battery to take on Tesla's Powerwall

Nissan's xStorage system will be available by the end of the year.
 By 
Tim Chester
 on 
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Original image has been replaced. Credit: Mashable

LONDON -- Nissan announced a new home energy-storage device Monday, made out of recycled batteries sourced from its Leaf electric cars.

The xStorage system, which Nissan unveiled at an event in East London and is produced in partnership with power =-management company Eaton, is essentially the company's  answer to Tesla's Powerwall.


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The product, which will be powered by 12 Nissan Leaf battery modules, connects to a residential power supply.

It charges up when either renewable energy (from, say, solar panels) is available, or when energy from the grid is cheap (typically at night). Then it releases that energy, powering the house, when energy costs are higher. It will also allow consumers to sell energy back to the grid, Nissan say.

The xStorage battery is being touted by the company as "the first... to provide a fully integrated energy storage unit for homeowners." It will be installed by certified installers and connects to a smartphone app that will allow consumers to manually switch between energy sources.

The xStorage will be available in the UK starting in September this year for £3,200 (approximately $4,600). There are currently no plans for distribution in the U.S.

While the headline price is higher than Tesla's Powerwall, Nissan say that it's all inclusive, including converters and installation and so on, and works out cheaper than the Powerwall overall.

"Our system will be provided to end users completely ready to use, with all required elements including cabling and installation by a certified professional, at a starting price of 4,000 euros for 4.2 kilowatt-hours (kWh) nominal," Eaton Electical EMEA's Vice President of Marketing Cyrille Brisson said. (The Powerwall offers 6.4kWh of storage capacity.)

"Our policy is to avoid hidden extra costs and achieve a lower total cost of ownership than other major offers already announced."

Original image replaced with Mashable logo
Original image has been replaced. Credit: Mashable

Nissan and Eaton expect to shift 100,000 of the units within the first five years.

The carmaker also unveiled its Fuel Station of the Future concept at the event Tuesday, a conceptual look at how their Leaf vehicles and xStorage batteries could potentially power homes and offices -- and give energy back to the grid -- in the future.


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Tim Chester

Tim Chester was Senior Editor, Real Time News in Los Angeles. Before that he was Deputy Editor of Mashable UK in London. Prior to joining Mashable, Tim was a Senior Web Editor at Penguin Random House, helping to relaunch the Rough Guides website and other travel brands. He was also a writer for Buzzfeed, GQ and The Sunday Times, covering everything from culture to tech and current affairs. Before that, he was Deputy Editor at NME.COM, overseeing content and development on the London-based music and entertainment site. Tim loves music and travel and has combined these two passions at festivals from Iceland to Malawi and beyond.

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