Siemens 3RH29114GA40, Auxiliary Switch, On The Front, 4 NO, 53/54, 63/64, 73/74, 83/84, Current Path: 1 NO, 1 NO, 1 NO, 1 NO, Ring Cable Lug Connection, Physically Coded, Only With Contactor Relays 3RH2140 And 3RH2444 Combinable