Powervault storage system targets Tesla’s dominance

UK start-up Powervault has launched an electricity storage battery aimed at competing with US-based Tesla’s much-vaunted Powerwall products for cost-effective storage of solar PV output in homes

UK start-up Powervault has launched an electricity storage battery aimed at competing with US-based Tesla’s much-vaunted Powerwall products for cost-effective storage of solar PV output in homes.

The new entrant in an increasingly competitive market is a system based on lead-acid technology named after the company.

The firm claims Powervault can cut household energy bills by up to 15%. It adds that tests by the National Physical Laboratory revealed each battery saves 0.3 tonnes of CO2 a year from conventional grid-delivered generation.

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