Field Controls GSK-3 Thermal Safety SwitchField Controls GSK-3 Thermal Safety Switch
Field Controls GSK-3 Thermal Safety Switch
Field ControlsSKU: 191338

Field Controls GSK-3 Thermal Safety Switch

$50.50
In stock (9)

Field Controls GSK-3 Thermal Safety Switch provides reliable overheat protection for HVAC systems. This 24V, 24VA single-pole switch features SPST (Single Pole Single Throw) contacts for straightforward integration into heating and cooling circuits. Designed for dependable thermal cutoff operation, it helps prevent equipment damage and ensures system safety compliance. Ideal for boiler and furnace applications requiring automatic thermal shutdown.

Shipping policy

Orders placed by 2:00pm EST will ship same day, except on holidays.

More Details

Product overview
  • Thermal safety switch detects the increased heat generated by the flue gas spillage and deactivates the furnace or boiler
  • It will not allow the burner to restart until the switch has been manually reset
  • Gold contact material
  • Normally closed switch: opens at 180 deg F and manual reset close
  • Thermal safety switch are used when on barometric draft controls and draft hoods to detect flue gas spillage and deactivate oil and gas burners
Specifications
Manufacturer Part Number GSK-3
UPC n/a
Overall Dimensions n/a
Material n/a
Domestic or Import n/a
End Style n/a
Type n/a
ADA Compliance n/a
Warning Professional installation required
Standards and Approvals n/a
Resources
Delivery & Returns

Orders will ship same day if received by 2pm EST.

Upcoming holiday closures: July 3, 2026

All returns are inspected on receipt; credit is issued after condition is confirmed. Credit is issued only for items returned in original, saleable condition after inspection.

FINAL SALE ITEMS ARE NOT ELIGIBLE FOR RETURNS OR EXCHANGES.

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