New Semi Hermetic Compressor - Carlyle, Picture are exactly the same in the stock. 3 phases, 7 1/2HP. No oil. A cooling system is only as good as the compressor that drives it. That's why Carlyle compressors offers both reciprocating and scroll compression for Carlyle container refrigeration system. The positive benefits of internal motor protection, high efficiency circular valve design & high torque motors make this an exceptionally long-lasting compressor.