... Receiver, Solenoid Valve,Sight Glass,Pressure Control,Pressure Gauge,Service Valve,Crank Heater.(oil Separator only for low temp)-Optional spare parts ... ,Main Switch,Contactor, Suction Accumulator.-Easy and convenient for handling and installation ,compact design.-High efficient forced ... ,high heat exchanging capacity,low power cost-suitable for high/medium/low temperature-protective cover: easy to ...