FIELD CONTROLS Thermal Safety Switch: Mfr Part # WMO-1
SKU 3G-OTH-82312
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Frequently Asked Questions
What is the FIELD CONTROLS WMO-1 thermal safety switch used for?
The FIELD CONTROLS WMO-1 thermal safety switch is used in HVAC systems to shut down the burner or appliance if flue gas temperatures exceed safe limits. It prevents overheating and potential fire hazards in oil-fired furnaces, boilers, and water heaters by interrupting the electrical circuit when the temperature rises above its set point.
What are the specifications of the FIELD CONTROLS WMO-1 thermal safety switch?
The FIELD CONTROLS WMO-1 is a thermal safety switch with manufacturer part number WMO-1. It is designed for replacement HVACR controls, switches, and thermostats. The switch monitors flue gas temperature and opens the circuit to shut down the burner when excessive heat is detected, protecting the system from damage.
Where to buy the FIELD CONTROLS WMO-1 thermal safety switch worldwide?
You can source the FIELD CONTROLS WMO-1 thermal safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time; we provide this replacement HVACR control to customers across multiple industries.
How to install the FIELD CONTROLS WMO-1 thermal safety switch?
To install the FIELD CONTROLS WMO-1 thermal safety switch, first disconnect power to the HVAC system. Mount the switch on the flue pipe near the appliance, ensuring proper contact with the pipe surface. Wire the switch in series with the burner circuit according to the manufacturer's wiring diagram. Test operation by simulating high temperature to verify circuit interruption.
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3G Electric supplies FIELD CONTROLS replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.











