Long-duration energy storage company ESS Tech has completed testing that conforms to UL 1973 for its S200 battery modules. UL 1973 is the safety standard for stationary batteries. S200 modules power the company’s Energy Warehouse and Energy Center product lines.
ESS has also completed UL 9540A fire safety testing. ESS iron-flow technology provides long-duration energy storage and is ideal for applications that require up to 12 hours of flexible energy capacity. ESS systems provide resilient, sustainable energy storage well-suited for multiple use cases including utility-scale renewable energy installations, remote solar + storage microgrids, solar load-shifting and peak shaving, and other ancillary grid services. ESS technology is a non-lithium energy storage choice that has a 25-year design life without capacity fade.
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