Asahi thermal switches frac12 disc automatic reset asahi us622axtjqe09003 a frac12 disc automatic reset type thermal switch with an opening temperature of 90c and a closing temperature of 75c this compact switch is suitable for general purpose use and is ideal for industrial commercial and domestic applications eg ovens heating units office equipment domestic appliances household goods welding machines etc asahi us622axtjqe09003 open 90c3kclose 75c4k thermal switch