Key Switch operators with Ronis n° 455 keys or E10 KeyStayput or spring return operationAll types require contact blocks, for suitable contact blocks see stock no. 351-3795 typically
IEC 947-1, IEC 947-5-1, IEC 947-5-4, EN 60947-5-1, JIS C 4520 and 852, UL 508, CSA C22-2 n° 14