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.

  • B1N3C50 Noark Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 50A, 10 kA, 240 Vac, Box Lug

    B1N3C50

    $48.22
    $53.58
    Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 50A, 10 kA, 240 Vac, Box Lug
  • B1N3C6 Noark Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 6A, 10 kA, 240 Vac, Box Lug

    B1N3C6

    $48.22
    $53.58
    Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 6A, 10 kA, 240 Vac, Box Lug
  • B1N3C60 Noark Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 60A, 10 kA, 240 Vac, Box Lug

    B1N3C60

    $48.22
    $53.58
    Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 60A, 10 kA, 240 Vac, Box Lug
  • B1N3C63 Noark Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 63A, 10 kA, 240 Vac, Box Lug

    B1N3C63

    $48.22
    $53.58
    Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 63A, 10 kA, 240 Vac, Box Lug
  • B1N3C7 Noark Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 7A, 10 kA, 240 Vac, Box Lug

    B1N3C7

    $48.22
    $53.58
    Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 7A, 10 kA, 240 Vac, Box Lug
  • B1N3C8 Noark Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 8A, 10 kA, 240 Vac, Box Lug

    B1N3C8

    $48.22
    $53.58
    Miniature Circuit Breakers, B1N UL 489, 3P, C Curve, 8A, 10 kA, 240 Vac, Box Lug
  • B1N3D0.5 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 0.5A, 10 kA, 240 Vac, Box Lug

    B1N3D0.5

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 0.5A, 10 kA, 240 Vac, Box Lug
  • B1N3D1 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 1A, 10 kA, 240 Vac, Box Lug

    B1N3D1

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 1A, 10 kA, 240 Vac, Box Lug
  • B1N3D1.6 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 1.6A, 10 kA, 240 Vac, Box Lug

    B1N3D1.6

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 1.6A, 10 kA, 240 Vac, Box Lug
  • B1N3D10 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 10A, 10 kA, 240 Vac, Box Lug

    B1N3D10

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 10A, 10 kA, 240 Vac, Box Lug
  • B1N3D13 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 13A, 10 kA, 240 Vac, Box Lug

    B1N3D13

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 13A, 10 kA, 240 Vac, Box Lug
  • B1N3D15 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 15A, 10 kA, 240 Vac, Box Lug

    B1N3D15

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 15A, 10 kA, 240 Vac, Box Lug
  • B1N3D16 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 16A, 10 kA, 240 Vac, Box Lug

    B1N3D16

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 16A, 10 kA, 240 Vac, Box Lug
  • B1N3D2 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 2A, 10 kA, 240 Vac, Box Lug

    B1N3D2

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 2A, 10 kA, 240 Vac, Box Lug
  • B1N3D20 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 20A, 10 kA, 240 Vac, Box Lug

    B1N3D20

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 20A, 10 kA, 240 Vac, Box Lug
  • B1N3D25 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 25A, 10 kA, 240 Vac, Box Lug

    B1N3D25

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 25A, 10 kA, 240 Vac, Box Lug
  • B1N3D3 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 3A, 10 kA, 240 Vac, Box Lug

    B1N3D3

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 3A, 10 kA, 240 Vac, Box Lug
  • B1N3D30 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 30A, 10 kA, 240 Vac, Box Lug

    B1N3D30

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 30A, 10 kA, 240 Vac, Box Lug
  • B1N3D32 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 32A, 10 kA, 240 Vac, Box Lug

    B1N3D32

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 32A, 10 kA, 240 Vac, Box Lug
  • B1N3D35 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 35A, 10 kA, 240 Vac, Box Lug

    B1N3D35

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 35A, 10 kA, 240 Vac, Box Lug
  • B1N3D4 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 4A, 10 kA, 240 Vac, Box Lug

    B1N3D4

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 4A, 10 kA, 240 Vac, Box Lug
  • B1N3D40 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 40A, 10 kA, 240 Vac, Box Lug

    B1N3D40

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 40A, 10 kA, 240 Vac, Box Lug
  • B1N3D5 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 5A, 10 kA, 240 Vac, Box Lug

    B1N3D5

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 5A, 10 kA, 240 Vac, Box Lug
  • B1N3D50 Noark Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 50A, 10 kA, 240 Vac, Box Lug

    B1N3D50

    $49.57
    $55.08
    Miniature Circuit Breakers, B1N UL 489, 3P, D Curve, 50A, 10 kA, 240 Vac, Box Lug
  • 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