Operating principle of thermal cutoff

When ambient temperature of the thermal cutoff rises to its operating temperature, the fusible alloy Melts due to the surface tension and the coating of special resin compounded ,liquefied element condenses into bulb-like shape around the end of each lead,Then the electrical circuit is permanently opened.

Applications
■ Coil winding products                        
■ Network or telecommunication equipment       
■ Household appliances                         
■ Audio-visual                                 
■ Personal electronicp roducts