It's compatible with Burnham Model No

As the direct superseded part for the 632323 ignitor

this steel wheel offers the structural rigidity needed to prevent "hunting" or resonant frequencies that lead to premature motor failure

using this specific P321826 vent switch ensures exact physical fitment and proper operation of the safety loop without the risk of nuisance tripping or delayed response times associated with generic universal alternatives

This shell is designed for standard 48 cubic inch cores

Field Controls 1170004 Switch 340155-7024 It's compatible with Burnham ModelThe Field Controls 1170004 (FTS 4) is a critical manual reset thermal safety switch designed to protect gas fired furnaces, boilers, and water heaters from hazardous flue gas spillage. This SPST thermal switch monitors temperatures at the draft hood or barometric control, effectively de energizing the burner circuit if hot gases escape due to a blocked flue or inadequate chimney draft. Engineered for heavy duty applications, it features a 140F fixed