Johnson Controls A421AEC-02 Temperature Control Els PW 17895 replacement is typically required every

replacement is typically required every 6 to 12 months

and HE365 series

Always verify the specific HVAC furnace parts compatibility against the unit’s model and serial number to ensure correct trip points and terminal orientation

Use the adjustment screw located on the dial face to reset the pointer to zero when the system is fully depressurized

This HVAC ignition system component is compatible with a wide range of York

Johnson Controls A421AEC-02 Temperature Control Els PW 17895 replacement is typically required everyThe Johnson Controls A421AEC 02 is a heavy duty single stage electronic temperature control engineered for precision in demanding HVACR environments. This unit serves as the direct replacement for A419AEC 2 and A419AEC 2C, offering a critical upgrade for contractors maintaining refrigeration, space heating, and cooling systems. Housed in a NEMA 4X enclosure (IP66), this controller is built to withstand wash down environments and high moisture