York 031-02479-002 Relay board Els PW 17895 while the threaded hubs allow

while the threaded hubs allow it to be mounted directly through a standard 1/2-inch knockout on an electrical box

The manual override handle provides immediate mechanical positioning during commissioning or emergency service

providing a necessary failsafe for high-output boiler configurations

ensuring a positive close-off in airtight applications

depending on your voltage requirements (often 120/240V)

York 031-02479-002 Relay board Els PW 17895 while the threaded hubs allowThe York 031 02479 002 Relay Board is a critical OEM replacement part designed for high performance HVAC control systems. This industrial grade relay board acts as the central communication hub, managing electrical signals to essential components including compressors, fan motors, and inducer assemblies. As a veteran technician knows, maintaining circuit board integrity is paramount for avoiding system short cycling and ensuring precise temperature