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CIRCUIT BREAKERS

Din Rail, Panel Mount, Base Mount Moulded Case Circuit Breakers (MCCB).  UL489, UL508 or UL1077 Approvals w/ Short Circuit Interrupt Capacity to 10kA. Manufactured by Altech, Eaton, Qualtek & Schurter.
Showing: 802 products
Altech - 2D15UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 15A
As Low As $
Altech - 2D15UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 15A
As Low As $
Altech - 2D16UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 16A
As Low As $
Altech - 2D16UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 16A
As Low As $
Altech - 2D1UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 1A
As Low As $
Altech - 2D1UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 1A
As Low As $
Altech - 2D2.5UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 2.5A
As Low As $
Altech - 2D20UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 20A
As Low As $
Altech - 2D20UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 20A
As Low As $
Altech - 2D25UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 25A
As Low As $
Altech - 2D25UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 25A
As Low As $
Altech - 2D2UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 2A
As Low As $
Altech - 2D2UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 2A
As Low As $
Altech - 2D3.5UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 3.5A
As Low As $
Altech - 2D30UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 30A
As Low As $
Altech - 2D30UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 30A
As Low As $
Altech - 2D32UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 32A
As Low As $
Altech - 2D32UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 32A
As Low As $
Altech - 2D3UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 3A
As Low As $
Altech - 2D3UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 3A
As Low As $
Altech - 2D40UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 40A
As Low As $
Altech - 2D40UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 40A
As Low As $
Altech - 2D4UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 4A
As Low As $
Altech - 2D4UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 4A
As Low As $
Altech - 2D50UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 50A
As Low As $
Altech - 2D50UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 50A
As Low As $
Altech - 2D5UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 5A
As Low As $
Altech - 2D5UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 5A
As Low As $
Altech - 2D60UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 60A
As Low As $
Altech - 2D60UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 60A
As Low As $
Altech - 2D63UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, 63A
As Low As $
Altech - 2D63UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 63A
As Low As $
Altech - 2D6UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 6A
As Low As $
Altech - 2D6UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 6A
As Low As $
Altech - 2D8UM | D-Trip Characteristic Miniature Molded Case Circuit Breaker, 2 Pole, 480Y/277VAC, UL508, 8A
As Low As $
Altech - 2D8UR | UL 1077 D-Trip 2 Pole Miniature Molded Case Circuit Breaker 8A
As Low As $
Altech - 2DU02L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU1.6L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU10L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU12L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU15L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU16L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU1L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU20L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU25L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU2L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU30L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU32L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU3L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $
Altech - 2DU40L | UL 489 AC D-Trip 2 Pole Miniature Molded Case Circuit Breaker
As Low As $