Williams P500406 Limit Switch As a professional-grade furnace manifold

As a professional-grade furnace manifold burner

It is compatible with a wide range of Danfoss valve bodies

durable shut-off discs

featuring the heavy-duty construction required for high-cycle commercial and residential environments

Williams P500406 Limit Switch As a professional-grade furnace manifoldThe Williams P500406 Limit Switch is a critical safety component designed for precise thermal regulation in Williams Monterey top vent heaters and furnace gas valves. Engineered with a 270 degree Fahrenheit Cut Out, this Manual Reset (M R) limit switch serves as a reliable failsafe, interrupting the electrical circuit to the gas valve if internal temperatures exceed safe operating parameters. This specific HVAC high limit control is essential for