The 690 is a modern low noise Ground Power Unit suitable for servicing 400Hz A.C and D.C electrical systems on all types of aircraft. Powered by a diesel engine, coupled to a ‘state of the art’ Houchin alternator, the unit is mounted on a monocoque chassis with integral cable trays. It is protected by our unique sliding weatherproof canopy and is designed for maximum access and noise attenuation.
