Circuit Breakers

Circuit breakers are an essential component of any electrical system, protecting against power surges, short circuits, and other electrical hazards. They are also designed to trip when the electrical current exceeds a certain level, preventing damage to the electrical system. The breaker should be able to handle the amount of electrical current that flows through your system, so it's important to choose a breaker that is appropriately sized. A breaker that is too small won't be able to protect your electrical system, while a breaker that is too large will be more expensive and difficult to install.

  • B1N3D6 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 6A, 10 kA, 240 Vac, Box Lug

    B1N3D6

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 6A, 10 kA, 240 Vac, Box Lug
  • B1N3D60 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 60A, 10 kA, 240 Vac, Box Lug

    B1N3D60

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 60A, 10 kA, 240 Vac, Box Lug
  • B1N3D63 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 63A, 10 kA, 240 Vac, Box Lug

    B1N3D63

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 63A, 10 kA, 240 Vac, Box Lug
  • B1N3D7 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 7A, 10 kA, 240 Vac, Box Lug

    B1N3D7

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 7A, 10 kA, 240 Vac, Box Lug
  • B1N3D8 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 8A, 10 kA, 240 Vac, Box Lug

    B1N3D8

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 8A, 10 kA, 240 Vac, Box Lug
  • B1NQ1B1.6T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 1.6A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B1.6T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 1.6A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B10T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 10A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B10T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 10A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B13T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 13A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B13T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 13A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B15T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 15A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B15T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 15A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B16T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 16A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B16T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 16A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B1T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 1A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B1T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 1A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B20T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 20A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B20T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 20A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B25T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 25A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B25T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 25A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B2T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 2A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B2T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 2A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B30T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 30A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B30T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 30A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B32T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 32A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B32T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 32A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B35T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 35A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B35T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 35A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B3T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 3A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B3T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 3A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B40T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 40A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B40T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 40A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B45T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 45A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B45T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 45A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B4T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 4A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B4T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 4A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B50T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 50A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B50T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 50A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B5T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 5A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B5T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 5A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B60T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 60A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B60T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 60A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B63T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 63A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B63T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 63A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B6T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 6A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B6T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 6A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1B8T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 8A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1B8T

    $21.06
    $23.40
    Miniature Circuit Breakers, B1NQ UL 489, 1P, B Curve, 8A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C1.6T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 1.6A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C1.6T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 1.6A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C10T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 10A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C10T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 10A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C13T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 13A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C13T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 13A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C15T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 15A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C15T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 15A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C16T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 16A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C16T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 16A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C1T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 1A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C1T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 1A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C20T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 20A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C20T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 20A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C25T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 25A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C25T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 25A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C2T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 2A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C2T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 2A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C30T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 30A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C30T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 30A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C32T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 32A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C32T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 32A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C35T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 35A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C35T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 35A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C3T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 3A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C3T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 3A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C40T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 40A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C40T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 40A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C45T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 45A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C45T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 45A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C4T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 4A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C4T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 4A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C50T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 50A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C50T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 50A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C5T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 5A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C5T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 5A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C60T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 60A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C60T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 60A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C63T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 63A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C63T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 63A, 10 kA, 120/240 Vac, Quick Connection, Load Side
  • B1NQ1C6T Noark Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 6A, 10 kA, 120/240 Vac, Quick Connection, Load Side

    B1NQ1C6T

    $22.46
    $24.96
    Miniature Circuit Breakers, B1NQ UL 489, 1P, C Curve, 6A, 10 kA, 120/240 Vac, Quick Connection, Load Side