PC2-Singlestage To meet the specific requirements and demands of our clients, we offer Single Stage Refrigeration Compressor. Ideal for R717 (Ammonia), R22, our compressors include 2 cylinders single stage and have the capacity ranging from 27 TR (shaft kW 27.81) for Ammonia as refrigerant at Evaporating -50 C & +40o C Condensing temp). Having the speed of 1450 rpm, our compressors are available in various models and sizes at market leading prices.