GE, Fraba, Microswitch , ABB, Motorola, 西门子(Siemens), AEG, Klockner ,Sick, Sew, Balluff, Hopman, K&N, Esser, Electronatic , Burkeit, GEC, SAS, Shaw, Midland, Alsthom, 金钟(TE), 梅兰日兰(MG), Matra, Celin, Legrand, MB, Detechto, 富士(Fuji), 欧姆龙(Omron), 三菱(Mitstubishi), 和泉(Idec), 理化(RKC), 松下(National), 神港(Shinko), 峙崎(Teraski)