279769 Sears Kenmore Electric Dryer Thermostat Kit. Thermal cut-off (thermal fuse) Contains thermal cut-out and high limit thermostat. These should be replaced together as a set. When the thermal cut-out goes bad, it usually indicates a venting problem. Be sure to check venting inside the dryer and the vent going out of the house for blockages or restrictions. Failure to correct vent issues will cause repetitive thermal cut-out failure. Commonly used with heating element 4391960. Replaces obsolete 80001, 695563, 3977394, 3398671, 3389946, 3387812, 2796769, 279548. Fits several models of Sears Kenmore dryers. Click MORE DETAILS link for specific model coverage.