4CNU40,断路器 40A MCB CCHAR 277VAC UL508
4CNU50,断路器 50A MCB CCHAR 3 P+N 480Y/277VAC UL508
【EXCELTA】4-CO,
4CP040065-71-31-17-7L,THERMOELECTRIC
4CP040080-127-71-31-17L,THERMOELECTRIC
4CP040080-31-17-7-2L,THERMOELECTRIC
4CP040080-64-26-11-6L,THERMOELECTRIC
4CP055065-127-71-31-17L,THERMOELECTRIC