ESS Celebrates Commercial Launch of Energy Center™ Product

First commercial deliveries to Florida utility and construction of demonstration Energy Center™ project for Portland General Electric completed in December.

WILSONVILLE, Ore.--(BUSINESS WIRE)--ESS Tech, Inc. (ESS) (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for commercial- and utility-scale applications, today celebrated the first commercial deliveries of Energy Center™ systems to a major Florida utility and the completion of construction and initial testing of a previously announced demonstration for its partner Portland General Electric (PGE).