E.ON Climate & Renewables North America has signed an agreement with Arizona utility Tucson Electric Power (TEP) to provide frequency response and voltage control from a grid-scale, 10 MW storage facility with a 2 MW solar array.
E.ON is working with Greensmith Energy to design and integrate the Iron Horse Battery Energy Storage Project that is slated to be located adjacent to the University of Arizona Science and Technology Park southeast of Tucson.
