ess inc.

Jennifer Granholm (left), the US Secretary of Energy, visited ESS Inc's Wilsonville, Oregon factory last year. Image: Business Wire.

ESS Inc. gets UL1973 certification for flow battery modules

March 22, 2023
ESS Inc. has received UL1973 certification for the battery modules in its utility and industrial flow battery energy storage systems.
ess inc schipol

Iron flow battery firm ESS Inc ends 2022 with 800MWh production capacity

March 2, 2023
ESS Inc ended 2022 with nearly 800MWh of annual production capacity for its iron flow battery, although had a relatively poor last financial quarter with just US$15,000 in revenue.
ESS inc

Malaysian firm Reservoir Link signs 200MW MOU with ‘US iron flow energy storage’ company

September 1, 2022
Malaysia-based Reservoir Link has signed a memorandum of understanding (MOU) with an unnamed US-based ‘Iron Flow Long Duration Energy Storage provider’, while ESS Inc tells Energy-Storage.news it is ‘actively exploring’ opportunities in Reservoir Link’s markets.
ESS Inc's Oregon factory premises hosted visitors including US Secretary of Energy Jennifer Granholm a few days ago. Image: Business Wire.

ESS Inc ramps iron flow battery production capacity to 500MWh, signs 12GWh Australia deal

August 12, 2022
ESS Inc has recognised revenues for the first time since publicly listing, while closing in on a 750MWh targeted annual production capacity.
ESS Inc Energy Warehouse unit for large commercial and industrial applications. Image: ESS Inc via Twitter.

Iron flow battery factory under construction in Queensland, Australia

July 7, 2022
Construction has begun of a factory for long-duration flow batteries using iron and saltwater electrolyte in Queensland, Australia.
long duration energy storage

Flow battery player ESS Inc has ‘strong confidence’ in 2022 performance despite ‘unanticipated challenges’ in Q1

May 13, 2022
Iron flow battery company ESS Inc continues to await recognition of revenues, but has “strong confidence” in its trajectory towards profitability.
barriers to energy storage long duration energy storage

When will long duration battery energy storage take off?

March 7, 2022
Energy-storage.news caught up with executives from two long-duration flow battery energy storage providers, ESS Inc. and Invinity Energy Systems, at the Energy Storage Summit 2022.
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‘A queue of investors’ for long-duration energy storage, but regulation is needed

March 2, 2022
The implementation of regulative security is all that is needed to bring in investment for long duration storage.
long duration energy storage

ESS Inc posts US$477 million full-year loss; yet to recognise revenue

February 25, 2022
ron flow battery provider ESS Inc has revealed a US$477 million net loss in 2021, in its first full-year results since becoming a publicly-traded company on the New York Stock Exchange (NYSE). 
ESS inc

Oregon utility picks ESS Inc’s flow battery energy storage for multiple application testing

January 14, 2022
ESS Inc’s long-duration iron electrolyte flow battery energy storage solution will be deployed in a demonstration and test project in Oregon by utility company Portland General Electric. 

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