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SEKI ST-12 Bimetal Thermal Switch

SEKIs ST-12 thermal cut-out uses a snap action bimetal strip to allow temperature control of your device, preventing over heating and thermal damage by stopping current flow.


  • Hair Dryer
  • Electric Fan Heaters
  • Popcorn Machines
  • Electric Ovens
  • Dish Dryers


  • Snap Action with Automatic Reset
  • Superior Heat Response
  • Contact Rating: 13A/250V AC (10,000 cycles)
  • Temperature Setting Range: 60℃ to 150℃
  • Safety Certification: UL/cUL, VDE, CQC, CMJ, KC
ST-12 Drawing