4CE8,基本/快动/限制开关 SE/SP PURP ENCLOSURE SW SEALED
4CIRCLE-5-GM110,GRIP MATERIAL 4" CIR BLK 5/PK
4CIRCLE-5-GM400,GRIP MATERIAL 4" CIR BLK 5/PK
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