3B4UR,断路器 4A,MCB B CHAR 3PL 480Y/277VAC, UL1077
3B50UM,断路器 50A MCB B CHARL 480Y/277VAC UL508
3B50UR,断路器 50A,MCB B CHAR 3PL 480Y/277VAC, UL1077
【Wiremold】3B53B2-1-AM,电源排插 30A 18 20A Outlets two digital ammeters
3B5UM,断路器 B CHAR,3POLE,480Y/277VAC,UL508
3B5UR,断路器 5A,MCB B CHAR 3PL 480Y/277VAC, UL1077
3B60UM,断路器 60A MCB B CHAR 3 PL 480Y/277VAC UL508
3B60UR,断路器 60A,MCB B CHAR 3PL 480Y/277VAC, UL1077
