ensuring a secure lock onto the shaft

Seamless Integration: Compact form factor and standard mounting allow for rapid installation in existing electrical control boxes or panels

using a 440V to replace a 370V)

specifically crossing CS4AN02A24 and CS4AF02A18

This gasket is the primary valve seal for Series 53

Armstrong Furnace R43127-001 Flame Sensor ensuring a secure lock ontoThe Armstrong Furnace R43127 001 Flame Sensor is a critical OEM replacement part designed for precision flame rectification in residential heating systems. This furnace flame sensor acts as a primary safety component, communicating directly with the integrated furnace control board to confirm burner ignition. If the sensor fails to detect the required microamp signal within the ignition trial period, the system triggers a safety lockout to prevent the