... use in business freezer,family refrigerator,commercial kichen cabinet ect. Advantages A.R134a refrigeration compressor,3/8HPB.reasonable structure and ... HMBP compressor,the main feature: large cooling capacity, high efficiency, good reliability, low noise vibration.ST/FC/OC refrigerator compressorTest Conditions ... :HMBPConversion1Watt=3.41Btu/h=0.86kcal/h R134a refrigerator compressor GP12TG