DC compressor Roof top mounted split aircon truck cabin sleeper mining machine grab excavator ... rotary compressor is specially design for mounted places,such as top air-conditioner and other related area.2, Refrigerant: R134a3, Nominal ... /h4, Work voltage:220V/50Hz5, Application: EV RV, truck cabin,roof top air conditioners such as traveling truck, air conditioner of SRV ...