A Bay Area startup has turned on the world’s largest industrial heat battery.

Rondo Energy launches the world's largest industrial heat battery in California, delivering 24/7 steam and heat powered by renewables.

"The Rondo Heat Battery is now proven at industrial scale," said Eric Trusiewicz, CEO of Rondo Energy. "We are already developing and operating heat batteries across four continents and five ...

Good Heat uses large-scale thermal energy storage systems powered by renewable electricity to provide industrial heat at ...

Zero-carbon industrial heat company Rondo Energy has launched two commercial models of its Rondo Heat Battery, which uses electric heating elements, like in a toaster or oven, to turn clean power into ...

An innovative thermal energy storage system has redefined the way a small Finnish town heats its residential and commercial buildings, with an enormous silo of 2,000 tons of crushed stone capable of ...

Three years ago, Ted Treadwell turned his water heater into a battery. His home in Santa Rosa, California, had relied on a gas-powered furnace and water heater for a quarter-century to stay warm. But ...