The Emerson 3f12-240 1/2-inch disc limit control is designed for safety in gas-fired furnaces, unit heaters, rooftop units and HVAC systems. This open-on-rise rollout safety switch features a manual reset (cut-in) and 240 degree cut-out temperature.

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Designed for safety in gas-fired furnaces, unit heater and roof top unit appliances and HVAC systems
Stainless steel disc Rollout limit control (1/2-inch)
Cut-In: manual reset; cut-out – 240 degree F
Inch quick connect terminations
Stainless steel mounting brackets with 90 degree orientation to mounting holes