RSF Thermal Switch Assembly/Thermodisc/Thermoswitch (HB5N)

Spend over $350 and receive a free Friendly Fires Cap automatically!

USD $69.14

Shipping rate calculated in the Cart before payment.
For more information please click here.

SKU: 13.HB5.1.DNP Categories: , ,

Product Description

This is the official RSF Fireplace replacement Thermodisc Assembly or sometimes called a Thermoswitch.  This is an official OEM RSF replacement part new in original packaging.  This is not an after-market equivalent.

Part Number: FR-13.HB5.1.DNP (same as 13.HB5.1.DNP same as FO-FDHC6-A02 – these are the same parts).

Part Description: RSF Thermodisc/Thermoswitch for RSF HB5N blowers

Applicable RSF Fireplace Models:

  • RSF Delta (& RSF Delta 2)
  • RSF Opel (& RSF Opel 2; RSF Opel 3; RSF Opel 2000; RSF Opel AP)
  • RSF Focus 320
  • RSF Onyx (& RSF Onyx AP)
  • RSF Oracle
  • RSF Topaz

Check the part number, it may work in other RSF wood burning fireplaces.

Purpose: This part is a temperature control – once the wood burning stove reaches temperature, this snap disc allows the power to flow through it and to the blower.  If the temperature of the stove drops, it shuts off the power to the blower.  This part is often called a snap disc, fan sensor, theromdisc and thermoswitch.

Installation tips: It is tricky and you may need to move the bottom louvres of the fireplace to gain access to the thermodisc/thermoswitch.


This genuine RSF Thermal Switch is in stock ready to ship.


Shipping Dimensions

Weight 1 lbs
Dimensions 8 × 8 × 5 in

Replacement parts come with a 90 day warranty unless otherwise stated.

All Gas or Pellet components must be installed by a licensed technician.
All Gas or Pellet component warranty claims must include installation receipt to qualify for warranty.

Please contact Online Store Support with any warranty questions.


There are no reviews yet.

Be the first to review “RSF Thermal Switch Assembly/Thermodisc/Thermoswitch (HB5N)”

Your email address will not be published. Required fields are marked *

You may also like…