The start-ups hoping to return battery making to the US
Sweltering European homeowners were apparently looking for ways of storing power when it was available from the grid at lower rates. They could then run air conditioners more cheaply, off the battery, during the worst heat of the day."We have requests coming from Spain, France, Germany, The Netherlands," says Darren Tan, co-founder and chief executive. "We've shipped the first 100 units and [expect to ship] 1,000 before the end of the year."Unigrid's battery is an emerging technology – it's a sodium ion, rather than lithium ion device.
- ▪Sweltering European homeowners were apparently looking for ways of storing power when it was available from the grid at lower rates.
- ▪They could then run air conditioners more cheaply, off the battery, during the worst heat of the day."We have requests coming from Spain, France, Germany, The Netherlands," says Darren Tan, co-founder and chief executive.
- ▪"We've shipped the first 100 units and [expect to ship] 1,000 before the end of the year."Unigrid's battery is an emerging technology – it's a sodium ion, rather than lithium ion device.
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| Original publisher | BBC News — Tech |
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| Publication time | Tue, 29 Sep 2026 23:06:50 GMT |
| Retrieval time | 2026-09-29T23:07:33.760Z |
| Last seen | 2026-09-29T23:07:33.760Z |
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The start-ups hoping to return battery making to the USImage source, AFP via Getty ImagesImage caption, Europe's heatwave has boosted demand for battery storage systemsByChris BaraniukTechnology ReporterPublishedJust nowAs heatwaves scorched Europe this summer, workers at a US battery company noticed an uptick in demand.San Diego-based Unigrid sells a nine kilowatt hour battery for people's homes. Sweltering European homeowners were apparently looking for ways of storing power when it was available from the grid at lower rates. They could then run air conditioners more cheaply, off the battery, during the worst heat of the day."We have requests coming from Spain, France, Germany, The Netherlands," says Darren Tan, co-founder and chief executive.
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