Precision Metering: Optimized for Natural Gas flow to provide a steady

reducing the risk of component loosening during system operation

While a 440V capacitor can replace a 370V unit

Exposed Tubing Compatibility: Designed with integrated entry points to manage 5/32" polyethylene tubing without kinking

Durability: Constructed from high-quality brass to withstand consistent thermal cycling without deformation

Armstrong Furnace R37520B002 Rollout Switch Precision Metering: Optimized for NaturalThe Armstrong Furnace R37520B002 Rollout Switch is a critical safety component designed for precise thermal monitoring within residential gas furnaces. Engineered for high temperature sensitivity, this manual reset rollout switch is calibrated to trigger at 225 degrees F, ensuring the system shuts down if flame rollout or excessive heat is detected outside the combustion chamber. Utilizing a Single Pole Single Throw (SPST) configuration, this limit