... case, wine cellar, ice maker and other middle size refrigeration Compressor QY SeriesRefrigerants: R600a,suitable for refrigerator, freezer, show case, ... and other middle size refrigeration appliances.The structure forms: hermetic crank connecting-rod reciprocating piston type, and employing the ... according to the COP.The main feature: high efficiency, low noise, good reliability Compressor QY Series