Asahi Thermal Switches ½ Disc Automatic Reset - Asahi US622AXTJQE04003, A ½ disc automatic reset type thermal switch with an opening temperature of 40°C and a closing 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 US622AXTJQE04003 Open 40°C±3K/Close 25°C±4K Thermal Switch