The Delphi V5 compressor is an air conditioning compressor used in many vehicles. It is a popular and widely used model in the automotive industry. The first variable displacement compressor produced in volume, the five-piston V5 automatically adjusts displacement to match the vehicle's cooling demand. A control valve in the V-5's rear head senses the evaporator load and automatically changes the displacement to match that load. It can be found on many makes, OPEL, RENAULT, LANDINI, KOMATSU.