The Copeland ZRT144KCE-TFD-950 R22 Tandem Scroll # 460/3 Ph Compressor 144,000 BTU is a high-efficiency compressor designed for use in residential and light commercial applications. This compressor features a single stage, scroll compressor design that delivers 144,000 BTU of air pressure. The ZRT144KCE-TFD-950 R22 Tandem Scroll # 460/3 Ph Compressor also features a thermal overload protection system that prevents the compressor from overloading and damaging itself. The Copeland ZRT144KCE-TFD-950 R22 Tandem Scroll # 460/3 Ph Compressor 144,000 BTU is a high-efficiency compressor designed for use in residential and light commercial applications. This compressor features a single stage, scroll compressor design that delivers 144,000 BTU of air pressure. The ZRT144KCE-TFD-950 R22 Tandem Scroll # 460/3 Ph Compressor also features a thermal overload protection system that prevents the compressor from overloading and damaging itself.