Zettler Relay (Xiamen) Co., Ltd. produces over forty different types of relays to meet the many specific requirements of commercial and industrial applications. Our headquarter is in California which is American Zettler, because of their high reliability, American Zettler relays are used in a wide range of demanding applications including telecommunications systems, computer peripheral and office automation equipment, home appliances, security systems, test and measurement devices, industrial controls and many other types of electric and electronic equipment. For more than 100 years Zettler has established a worldwide reputation for superior performance in both technology and marketing services and succeeded to be a leading brand in global relay market. We have production plant in Xiamen China. Welcome to visit our website www dot zettlercn dot com for more information. If you need any assistance, please feel free to send us email at shellyji#zettlercn.com (please change # to @)