Versatile Application: Primarily used as an upper limit switch in gas furnaces

including models 8742 and 8748

this replacement thermal fuse is a standard requirement for maintaining Raypak digital atmospheric heaters such as the R206A

Unlike cast alternatives

the technical design ensures accurate readings across the full spectrum of modern refrigerants and both mineral and synthetic oils

Nordyne 626465R Limit Switch Versatile Application: Primarily used asThe Nordyne 626465R Limit Switch is a critical safety component engineered for precise thermal regulation within high performance HVAC systems. This 225F M R limit switch is the direct OEM replacement for the discontinued 626465 model, offering an updated design for superior reliability in Intertherm, Miller, and Nordyne furnaces. As a manual reset (M R) device, it acts as a secondary failsafe, interrupting the heating circuit if the internal plenum