Siemens, merlin gerin, abb, westinghouse, honeywell, ge, schneider, allen bradley, moeller, aeg, fuji, furnas, albright, lovato, benshaw, hager, l&t, brook, chint, danfoss, omron, teco, sprecher, stromberg, togami, joslyn clark, eaton, matsushita. Specific contactors, low voltage contactor, magnetic contactors, solid-state contactor, definite purpose contactors, modular contactor, low noise contactor, miniature contactor, standard contactor, contactors for special applications