FIELD CONTROLS Thermal Safety Switch: Mfr Part # GSK-3
SKU 3G-OTH-87207
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Frequently Asked Questions
What is the FIELD CONTROLS GSK-3 thermal safety switch used for?
The FIELD CONTROLS GSK-3 thermal safety switch is used in HVAC systems to shut down equipment if flue gas temperatures exceed safe limits, preventing overheating and fire hazards. It is commonly installed on oil-fired furnaces, boilers, and water heaters to ensure safe operation.
What are the specifications of the FIELD CONTROLS GSK-3?
The FIELD CONTROLS GSK-3 is a thermal safety switch with manufacturer part number GSK-3. It is designed for replacement HVACR controls, switches, and thermostats. The switch monitors flue gas temperature and interrupts power to the burner if unsafe conditions occur, protecting the system.
Where to buy the FIELD CONTROLS GSK-3 thermal safety switch worldwide?
You can source the FIELD CONTROLS GSK-3 thermal safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the part reaches your facility reliably.
How to install the FIELD CONTROLS GSK-3 thermal safety switch?
To install the FIELD CONTROLS GSK-3, first disconnect power to the HVAC system. Mount the switch on the flue pipe near the appliance, following the manufacturer's instructions for proper positioning. Connect the wiring per the system schematic, then restore power and test operation. Always consult a qualified technician.
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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.













