Reznor 197033 Rollout Switch This Norton-style flat ignitor is

This Norton-style flat ignitor is a direct replacement for various OEM models across Trane

OEM Compatibility: Designed specifically for Reznor gas-fired heating units to ensure drop-in replacement without field modifications

High-Temperature Durability: Engineered as a steam zone valve

Is this spring compatible with the Sensus 243-8 model

Reznor 197033 Rollout Switch This Norton-style flat ignitor isThe Reznor 197033 Rollout Switch is a critical safety component designed for high limit flame rollout detection in Reznor heater units. This manual reset rollout switch operates with a fixed temperature setpoint of 210 degrees Fahrenheit, providing essential circuit interruption if burner flames escape the combustion chamber. Engineered with a Single Pole Single Throw (SPST) configuration, this switch serves as a direct replacement for Therm O Disc