Voltage Rating DC:
Number of Poles:
Image Part Number Manufacturer Description Availability
Online Service
1B4UM Altech
Circuit Breakers 4A MCB B Char 1 pl 277V UL 508
3,000
In stock
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1G4UM Altech
Circuit Breakers 4A G Characteristic UL 508 1 POLE
3,000
In stock
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2B4UM Altech
Circuit Breakers 4A MCB B CHAR 277VAC UL508
3,000
In stock
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2G4UM Altech
Circuit Breakers 4A MCB GCHAR 1P+N 277VAC U...
3,000
In stock
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1Z4UM Altech
Circuit Breakers 4A Z Characteristic UL 508 1 POLE
3,000
In stock
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2Z4UM Altech
Circuit Breakers 4A MCB ZCHAR 1P+N 277VAC U...
3,000
In stock
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3Z4UM Altech
Circuit Breakers 4A Z Characteristic UL 508 3 POLE
3,000
In stock
Get Quote