A-1 Compressor, an ISO-9001 registered firm, remanufactures Copeland, Carrier, Trane and York Semi-Hermetic air conditioning and refrigeration compressors. Our over 80 years of experience translates into superior quality and the best customer support in the industry. With over 600 compressor models and supporting spare parts in stock for immediate delivery, we have What You Need – When You Need It.