US Stove Thermodisc Switch | 80381 | 110°F Low Limit Fan Control with 20°F Differential

US Stove Thermodisc Switch (80381) – 110°F Low Limit Fan Control with 20°F Differential

Ensure your stove’s blower activates at the right time with the US Stove Thermodisc (80381). Designed as a low-limit temperature control switch, this snap-disc activates the blower fan at 110°F and shuts it off when the temperature drops by 20°F, preventing cold air circulation and optimizing stove efficiency. It’s used across a range of American Harvest multi-fuel models and Breckwell SP6000 units.

Key Features:

• Automatic Blower Activation – Turns blower on at 110°F, off at ~90°F
• Improves Heating Efficiency – Ensures blower only operates when stove is hot
• Snap-Disc Design – Durable and responsive low-limit switch
• Wide Compatibility – Fits multiple US Stove and Breckwell models

Specifications:

• Part Number: 80381
• Type: Low limit thermodisc / fan switch
• Switch Activation: 110°F
• Differential: 20°F (closes at 110°F, opens at ~90°F)
• Application: Blower/fan temperature control
• Mounting: Surface mount
• Function: Sends signal to activate blower when heat is detected

Compatible Models:

US Stove (American Harvest Multi-Fuel):

• 6033, 6035, 6037, 6039, 6039HF, 6039T, 6039TP, 6039I
• 6041, 6041HF, 6041I
• 24A, 30A
• APC1406

Breckwell Stoves:

• SP6000 (2012 and newer) – Replaces Breckwell F110 Thermodisc

Pairs well with: US Stove Company Parts

This OEM replacement thermodisc is critical for proper fan timing and system efficiency. It helps maintain consistent warmth and reduces wear on the blower motor.