Statcon Power Contorls Ltd supplies Trolley Mounted Ground Power Supply Unit. Statcon Power Contorls Ltd is an ISO 9001: 2000 certified company. The Trolley Mounted Ground Power Supply Unit is an Integrated Power Supply System used for ground starting and maintenance of Aircraft. The Ground Power Supply Unit is self propelled unit that provides 400Hz. AC and 28V DC [up to 1250 Amps] and is suitable for application in Russian and other Aircrafts and Helicopters.