Utica-Dunkirk 240000622 Rocker Switch 319825-402 and—with the addition of a

and—with the addition of a 500-ohm resistor—4-20 mA current loops

Key Benefits Universal Compatibility: Replaces numerous OEM 1-inch gas valves in commercial boilers and high-BTU heating systems

Key Benefits: Direct OEM Compatibility: Specifically designed for Fenwal ignition systems to ensure pin-to-pin accuracy and reliable signal transmission

provides hospital-grade filtration by capturing over 95% of sub-micron particles down to 0

87" insertion length for precise monitoring of internal plenum temperatures

Utica-Dunkirk 240000622 Rocker Switch 319825-402 and—with the addition of aThe Utica Dunkirk 240000622 Rocker Switch is a critical electrical component designed for high reliability service in residential and commercial HVAC systems. As a veteran grade OEM replacement part, this switch ensures seamless manual control for boiler power circuits and integrated equipment panels. Engineered with a robust internal rocker mechanism, the 240000622 is built to withstand the high cycle demands common in boiler rooms and industrial