1B3UR,断路器 3A,MCB B CHAR 1 PL, 277VAC, UL1077
1B4/J,CONN TERM BLK BARRIER BLOCK
【mec switches】1B40,CAP SWITCH DUSTY BLUE
1B40UM,断路器 40A MCB B Char 1pl 277VAC UL508
1B40UR,断路器 40A,MCB B CHAR 1 PL, 277VAC, UL1077
1B41AN,IC RTD SIGNAL COND HYBRID 38-DIP
1B41BN,IC RTD SIGNAL COND HYBRID 38-DIP
1B4UM,断路器 4A MCB B Char 1 pl 277V UL 508
