Bumpers Battery Energy Storage Site, Europe’s joint Largest BESS by MWh was energised in October 2023 with a capcity of 99MW/198MWh. Located in Princes Risborough, Bumpers Farm consists of fifty-six Tesla two-hour duration Megapacks connected to twenty-eight 4200kVA 33kV/480V-480V Wilson T2 Ecotrans Large Distribution Transformers and two 150kVA 33kV/415V Wilson Auxiliary Transformers.
Surrounded by a 17.5MW Solar Photovoltaics Farm, the BESS site
features white Tesla Megapacks alongside our moss-green transformers.
Tesla managed the construction of the project which was developed
by Harmony Energy for Harmony Energy Income Trust Plc.