Dinosaur Electronics 12V Furnace Time Delay Relay, 12VDC TDR
12V Furnace Time Delay Relay, 12VDC TDR

Dinosaur Electronics 12V Furnace Time Delay Relay, 12VDC TDR

Your Price: $59.00
We sell only Original, Made in the USA Dinosaur Electronics Circuit Boards
Part Number: 12VDC TDR

12V Furnace Time Delay Relay, 12VDC TDR Dinosaur Electronics

  • Compatibility: Older Furnaces That Use A Standard 12 Volt DC Igniter Board
  • Voltage Rating: 12 Volts
  • With Wiring Harness: No
  • Has 4 Second Delay Before Applying Power To The Fan Motor
  • 2 Minute Cool Down Period At The End Of The Heat Cycle Before Removing Power From The Fan Motor
  • 12 Volt DC Operation
  • Microcontrolled


The TDR CANNOT be used in DuoTherm® 900 / 9000 series furnaces or any furnace where the thermostat is in the ground circuit UNLESS the thermostat control wires inside the furnace are removed from the "Ground" circuitry and rewired to the "Positive" (Battery +) side of the control circuitry. 


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