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Tesla has started mounting its home energy lithium-ion battery – dubbed the Powerwall – in select homes. “We are currently in production and have started installing Powerwalls with pilot customers,” Tesla spokeswoman Alexis Georgeson told Electrek. “Over the next few weeks we will continue to ramp up volume production.” The units being installed are 7 […]

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Tesla’s new Powerwall energy storage system is at this juncture incompatible with solar, impractical in other important ways, and a cost-benefit analysis suggests it may fail to live up to expectations set by its enthusiastic promoter. This view floated by Bloomberg New Energy Finance (BNEF) following last week’s revelation of Tesla’s new 7 or 10 […]

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