Replacement low limit snap disc for USSC pellet stoves. This is the Proof of fire disc 110 degree F.  The Switch measures  1 2/8” L  x 5/8” W  x 13/16 H. Fits the following models:

Note: Some of the older models require an adapter plate to mount this snap disc, found here. The disc will appear to be smaller than the old one, but it is the correct part. If the measurement between the mounting holes for your current switch is greater than roughly  1" then you need the adapter plate.

Ashley Pellet Stoves:

• APC4000

Breckwell Pellet Stoves:

• P1000 Big E
• P20
• P22
• P23
• P24
• P2000
• P2700
• P26
• P28
• P32
• P4000 Classic Cast
• SP6000 Pre 2013

USSC Pellet Stoves:

• 5040 Pellet Heater
• 5520

USSC part # 80610
Replaces old part number C-E-090-22C
Comparable aftermarket part available HERE
OEM USSC part

May fit other models, please check your owner's manual for part number compatibility.