HVAC R134a DC12v/24v power a/c kompressor for truck cabin sleeper mining machine grab excavator Ship boat ... /24v power a/c kompressor for truck cabin sleeper mining machine grab excavator1, Home Appliances Refrigeration compressor:QHR series hermetic horizontal ... /50Hz5, Application: EV RV, truck cabin,roof top air conditioners such as traveling truck, air conditioner of SRV, and condensing units.