Asahi Thermal Switches ½ Disc Automatic Reset - Asahi US622AYTJQE04003, A ½ disc automatic reset type thermal switch with a closing temperature of 40°C and an opening temperature of 25°C. This compact switch is suitable for general purpose use and is ideal for industrial, commercial and domestic applications, e.g. ovens, heating units, office equipment, domestic appliances, household goods, welding machines, etc. Asahi US622AYTJQE04003 Close 40°C±3K/Open 25°C±4K Thermal Switch