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Using an OEM Modine limit switch ensures the safety circuit operates within the exact tolerances of the original equipment engineering
this Goodman furnace limit switch ensures exact electrical characteristics and physical mounting alignment for professional field service
Its moisture-resistant insulation and precision-fired heating element provide the durability needed for demanding heating seasons without the risk of premature failure typically seen in aftermarket knock-offs
provided the physical dimensions align with the burner's flame path
Key Benefits Enhanced Signal Reliability: High-performance gold-plated contacts allow for low-voltage/low-current switching
Armstrong Furnace R40154B010 Limit Switch Els PW 17895 Using an OEM Modine limitThe Armstrong Furnace R40154B010 Limit Switch is a critical high limit safety control engineered for precise thermal monitoring in residential heating systems. This L150 30 R40 limit switch is designed to open at 150F and features an automatic reset that closes once the temperature drops by 30F, typically around 120F. As an essential component for system protection, the R40154B010 (functionally identical to 40154B 010) prevents the heat exchanger from