Control Circuit Boards

This is a BRAND NEW Universal Adjustable Anti-Short Cycle Time Delay Relay. It is a replacment for Supco A1 & Watsco Part #s TD-69 TD69 & EAC701 . It is a Delay on Make relay which means that whenever the power is turned on the relay will time between .1...

This is a brand new Honeywell furnace control board designed to replace several Texas Instruments control boards. The board comes with instructions and wires very easily. You will only use one of wiring harnesses in the package and discard the...

This is a brand new Honeywell furnace control board designed to replace several Texas Instruments control boards. The board comes with instructions and wires very easily. You will only use one of wiring harnesses in the package and discard the...

This is a BRAND NEW Universal Anti-Short Cycle Time Delay Relay. It is a Delay on Break relay which means that whenever the power is shut down the relay will time out before the relay will close again. The relay has a knob that will allow you to adjust...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board!The Trane/American Standard Part # is CNT05001 or21C140501G45. This board has no T1 terminal- Trane has upgraded the board so that the T1 terminal is no longer needed as it's...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board!The Trane/American Standard Part # isCNT05001 or21C140501G45 . This board has no T1 terminal- Trane has upgraded the board so that the T1 terminal is no longer needed as it's...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board!The Trane/American Standard Part # is CNT05001 or21C140501G45 . This board has no T1 terminal- Trane has upgraded the board so that the T1 terminal is no longer needed as it's...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board!The Trane/American Standard Part # isCNT04368 or21C140501G36. Thanks for looking and good luck!Function:The control board is the "brain" of your unit, coordinating and executing...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board!The Trane/American Standard Part # isCNT04368 or21C140501G36. Thanks for looking and good luck!Function:The control board is the "brain" of your unit, coordinating and executing...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board!The Trane/American Standard Part # isCNT04368 or21C140501G36 . Thanks for looking and good luck!Function:The control board is the "brain" of your unit, coordinating and executing...

This is a BRAND NEW Trane/American Standard Defrost Control Circuit Board.The Trane/American Standard Part # isCNT1694 or21C140501G16 . Thanks for looking and good luck!Function:The control board is the "brain" of your unit, coordinating and executing...

This is a BRAND NEW OEM Trane/American Standard Furnace Control Circuit Board. The Board # is KIT15943 (also D344301P01 CNT6424 & CNT06424). The Emerson model # is 50M51-495-90. This kit comes with the board a new ignitor wiring harness for the ignitor...