1[EXCELLENT PERFORMANCE] The bimetal type temperature control switch is contact sensing and quick acting type, which is responsive, reliable and safe to use. 2[WORKING PRINCIPLE] When the temperature rises, the metal sheet will produce corresponding deformation, and when the temperature reaches the value of the deformation of the metal sheet, the sudden jump of the metal sheet relies on the mechanical transmission of other devices, so that the contacts quickly act to connect or cut off the current. 3[WIDELY APPLICABLE] Mainly used for motor motor water dispenser, electric water boiler, electric iron, clothes dryer, air conditioner, water heater, heater and vacuum cleaner and other electrical appliances. 4[EASY INSTALLATION] The temperature control switch is compact, exquisitely made and easy to install, making it a very practical accessory. 5[COMMON REPLACEMENT] Temperature control switches are one of the very common electrical accessories that can improve the performance of your appliances. Item Type: Snap Disc Temperature Switch Material: Engineering Plastic, Ceramic Current: 25A Voltage: 250V 2 x Snap Disc Temperature Switch