-Bitzer hermetic compressor -2hp to 50hp,R404A,HMBP -High efficiency,low noise -used for cold rooms -Europe quality Refrigeration Bitzer semi-hermetic reciprocating compressor(Original Bitzer semi-hermetic reciprocating compressors which are made in china.Best performance for medium working condition,high quality,high efficiency,low noise,easy to install.Large evaporating temperature range,can ...