-Refcomp semi-hermetic compressor -5HP to 50HP,HMBP,R404A -high efficiency,low noise,low vibration -European quality ... Italy brand Refcomp semi-hermetic reciprocating compressors made in China.Same quality as Bitzer semi-hermetic compressors,but much lower prices ... vibration.can used in high ambinet temperature.From 5HP to 50HP,R404a,HMBP.Used for cold rooms,chiller and refrigeration industry ...