ELEKTRONE – Ground Power Units Elektrone ground power units are compact, single operator use power sources that are designed to provide very high current for starting helicopters & turbo prop aircraft. They are portable and reliable power sources which can be used in remote locations and rugged environment. Also they have in-built heaters for operation in negative temperatures. Elektrone series power packs are available in various combinations of VA ratings compatible to most rotary wing & turbo prop aircraft.