Scroll compressorSpecial compressor for cold storage, low failure rate, energy saving | Solenoid valve500 thousand times switch, long life, seconds kill other brands, strict control of refrigerant on and off | Pressure protection switchThe force proportional action and double layer pressure control bellows protect the safety of the unit | Dry filterWater absorption speed, high ability, high filtration efficiency, corrosion resistance, impurities and water nowhere to escape | Sight glassEffectively control the refrigerant filling volume of the system to ensure reliability |