... are: light weight, small size, high reliability, low noise and vibration REFRIGERATOR COMPRESSOR good quality,lower price ,shipment quicklyREFRIGERATOR COMPRESSOR ... reliability, low noise and vibration.The crankshaft is a single point support ,the movement supported by four comprssion spring ,reduced ... .Light weight ,small size ,high reliabiity ,low nosie and virbration is small ,startup performance ...