The Compressor is a pump that compresses and moves refrigerant from the indoor coil to the outdoor coil and back again. The compressor is often called "the heart of the system" because it compresses and circulates refrigerant making the transfer of heat from your home to the outdoors possible. There are several types of compressors used in commercial and residential air conditioning.

Types of Compressors:

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Reciprocating
Rotary
Screw
Centrifugal