July 29, 2026

A BESS unit being lowered onto the site in Germany. Image: RWE.

RWE has launched construction on a 236MW/470MWh BESS in Germany, while IPP Kallista has done the same on a 193MW/386MWh system in France, supplied by Envision Energy.

RWE starts construction on 2-hour BESS in Germany

Power firm RWE has started building a 236MW/470MWh battery energy storage system (BESS) project at its Hambach open-cast mine in Elsdorf, North Rhine-Westphalia, Germany.