Asahi thermal switches frac12 disc automatic reset asahi us622aytjqe05003 a frac12 disc automatic reset type thermal switch with a closing temperature of 50c and an opening temperature of 35c 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 us622aytjqe05003 close 50c3kopen 35c4k thermal switch