Description
CTR2574 CTR02574 - ClimaTek 1 Pole 40 Amp Condenser Contactor Relay Replaces Trane American Standard
This is a BRAND NEW Mars2 24 volt Single (1) PoleCondenser Contactor Relay rated at 40 amps. It is a replacement for Trane & American Standard part # CTR2574 & CTR02574. Thanks for looking and good luck!
Function:
A contactor form of a relay. Relays are switches that open and close circuits electrically. In most HVAC equipment a low voltage coil relay (24 vac) is energized in order to open or close a higher voltage (usually 120-240) circuit.
Replaces Old Part #s:
CTR2574 CTR02574
Repair Difficulty Level:

-
How to replace a Contactor Rel...
A brief demonstration of how to replace an Air Conditioner Contactor Relay...
-
What is a Single Double & Trip...
The differences between Single, Double, & Tripple Pole Contactors...
-
Contactor Coil Voltage vs Load...
Explaining the difference between Coil & Load Voltage on HVAC contactors...