R22 Bitzer Piston Air compressor 4J-22.2, bitzer compressor 22hp,bitezer air compressor - AliExpress
semi-hermetic refrigeration compressor bitzer compressor parts to fit 4DC-5.2 R22 condensing units from China Manufacturer - Ningbo Kebang Mechanical Parts Co., Ltd.
BITZER 6G-40.2Y-50P SEMI-HERMETIC RECIPROCATING COMPRESSOR - Platinum International