Dinosaur Electronics | Time Delay Relay | 12VDCTDR | 12 VDC Operation

Dinosaur Electronics | Time Delay Relay | 12VDCTDR | 12 VDC Operation

This product is not returnable.

This is a special order product, please double check measurements, fit and other product specifications before ordering.

Text us below if you have any questions about your specific needs.

Dinosaur Electronics
SKU: 12VDCTDR UPC: 816689020006
Save $25.00
$44.99 $69.99you save $25.00

Upgrade your older furnace with the 12VDC Time Delay Relay by Dinosaur Electronics. This microcontrolled relay ensures a 4-second delay before the fan motor starts and a 2-minute cooldown period at the end of the heating cycle, providing optimal performance and protection for your furnace.

  • Designed for use with older furnaces using a standard 12VDC ignitor board
  • 4-second delay before the fan motor activates
  • 2-minute cooldown period after the heat cycle
  • Compact size: 1.5" x 1.5"
  • Durable, potted construction
  • TDR and 12VDCTDR are the same part
  • Return Policy & Support: This item is not eligible for return. If you're unsure whether this is the correct replacement, please contact us before ordering to ensure compatibility.
  • REPLACES SUBURBAN RELAY#521069

* The TDR and FAN 50 Plus Pins 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.

Product Overview

Modification instructions for the using the TDR in a Duo Therm direct spark igntion furnace

The link below for is for using a TDR in a 900 / 9000 / 66000 / 66100 series DuoTherm® furnace or any other direct spark ignition furnaces that uses a time delay relay where the thermostat control is in the ground circuitry.

For using the TDR in DSI model Duo Therm furnaces (PDF)

Modification instructions for using the TDR in Duo Therm pilot model furnace

The link below for is for using a TDR in 66000 / 66100 series DuoTherm® pilot model furnace that uses a time delay relay where the thermostat control is in the ground circuitry.

For using the TDR in pilot model Duo Therm furnaces (PDF)

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