Copeland reciprocating compressors are dependable, cost-effective, and versatile. This high-efficiency reciprocating compressor is the right choice for your air conditioning application. A reciprocating compressor is a positive-displacement machine that uses a piston to compress gas and deliver it at high pressure. These hermetic reciprocating compressors are often some of the most critical and expensive systems at a production facility and deserve special attention. At GRNL Enterprises, we provide CR Series (R22),CR Series (407c),CP Series (410a),KCM Series (404a &134a),KCN Series,KCE Series,KCJ Series and other updated refrigerant compressors for all your air conditioning solutions.