2B10UM,断路器 10A MCB B CHAR 1P+N 277VAC UL508
2B10UR,断路器 10A,MCB B CHAR 2PL 480Y/277VAC, UL1077
2B11,按钮开关 UNSEALED OI
2B112,CONN BARRIER STRIP 12CIRC 0.63"
2B12,按钮开关 UNSEALED OI
2B12UR,断路器 12A,MCB B CHAR 2PL 480Y/277VAC, UL1077
2B13UM,断路器 13A MCB B CHAR 1P+N 277VAC UL508
2B13UR,断路器 13A,MCB B CHAR 2PL 480Y/277VAC, UL1077
