The Tecumseh K71-109 Compressor Relay is an electrical starting component designed for compatible Tecumseh compressors used in air conditioning, refrigeration, and HVAC systems. It controls the compressor startup by engaging the start winding and disconnecting it once the motor reaches operating speed. This process ensures smooth, reliable compressor operation while reducing electrica... https://www.partshnc.com/k71-109-tecumseh-compressor-relay