Features: The KSD301 90°C Thermal Cutoff Switches (20PCS) features a reliability bimetal action mechanism with precise 90°C activation, ensuring simple operations at 250V/16A for enhanced electrical safety in high current appliances. Engineered with a 6.3mm flange mounted design and normally closed contacts, this temperature control switches automatically opens upon exceeding 90°C, offering stable thermal response and easy installation for professional setups. Ideal for appliance repair technicians, HVAC specialists, and electronics manufacturers requiring durability thermals protecting components for heat intensive equipment. Safeguards microwaves, ovens, coffee makers, space heaters, and dryers by integrating this thermals cutoff switches to prevent overheating in residential or commercial heating systems. For long terms reliability in extreme conditions, these temperature sensitive switches maintain consistent performances across kitchen appliances, HVAC units, and industrial machinery while complying with safety standards. Specifications: Dimension:0.63cm/0.24in Component:Iron Package Includes: 20pcs temperature control switches note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.