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Diagnostic Port: Integrated test point facilitates rapid troubleshooting of the output pressure signal
This Carrier power relay is typically rated for up to 18A at 240VAC
making it a staple for monitoring pump systems
it protects the heat exchanger by interrupting the 24V or 120V burner circuit if internal plenum temperatures exceed safety thresholds due to restricted airflow or blower failure
always verify your HVAC model and serial number before installation to ensure exact fitment
Tecumseh K71-21 Relay Kit Els PW 17895 Diagnostic Port: Integrated test pointThe Tecumseh K71 21 Relay Kit is an essential OEM service component for technicians maintaining high performance refrigeration and air conditioning systems. This kit is specifically engineered for Tecumseh compressors, providing the precise electrical control required for efficient startup and cycling. By facilitating the correct voltage delivery to the compressor windings, the K71 21 prevents premature failure caused by improper motor engagement and
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