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.

  • B1D1D1 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 1A, 10 kA, 125 Vdc, Box Lug

    B1D1D1

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 1A, 10 kA, 125 Vdc, Box Lug
  • B1D1D1.6 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 1.6A, 10 kA, 125 Vdc, Box Lug

    B1D1D1.6

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 1.6A, 10 kA, 125 Vdc, Box Lug
  • B1D1D10 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 10A, 10 kA, 125 Vdc, Box Lug

    B1D1D10

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 10A, 10 kA, 125 Vdc, Box Lug
  • B1D1D13 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 13A, 10 kA, 125 Vdc, Box Lug

    B1D1D13

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 13A, 10 kA, 125 Vdc, Box Lug
  • B1D1D15 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 15A, 10 kA, 125 Vdc, Box Lug

    B1D1D15

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 15A, 10 kA, 125 Vdc, Box Lug
  • B1D1D16 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 16A, 10 kA, 125 Vdc, Box Lug

    B1D1D16

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 16A, 10 kA, 125 Vdc, Box Lug
  • B1D1D2 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 2A, 10 kA, 125 Vdc, Box Lug

    B1D1D2

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 2A, 10 kA, 125 Vdc, Box Lug
  • B1D1D20 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 20A, 10 kA, 125 Vdc, Box Lug

    B1D1D20

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 20A, 10 kA, 125 Vdc, Box Lug
  • B1D1D25 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 25A, 10 kA, 125 Vdc, Box Lug

    B1D1D25

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 25A, 10 kA, 125 Vdc, Box Lug
  • B1D1D3 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 3A, 10 kA, 125 Vdc, Box Lug

    B1D1D3

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 3A, 10 kA, 125 Vdc, Box Lug
  • B1D1D30 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 30A, 10 kA, 125 Vdc, Box Lug

    B1D1D30

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 30A, 10 kA, 125 Vdc, Box Lug
  • B1D1D32 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 32A, 10 kA, 125 Vdc, Box Lug

    B1D1D32

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 32A, 10 kA, 125 Vdc, Box Lug
  • B1D1D35 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 35A, 10 kA, 125 Vdc, Box Lug

    B1D1D35

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 35A, 10 kA, 125 Vdc, Box Lug
  • B1D1D4 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 4A, 10 kA, 125 Vdc, Box Lug

    B1D1D4

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 4A, 10 kA, 125 Vdc, Box Lug
  • B1D1D40 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 40A, 10 kA, 125 Vdc, Box Lug

    B1D1D40

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 40A, 10 kA, 125 Vdc, Box Lug
  • B1D1D5 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 5A, 10 kA, 125 Vdc, Box Lug

    B1D1D5

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 5A, 10 kA, 125 Vdc, Box Lug
  • B1D1D50 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 50A, 10 kA, 125 Vdc, Box Lug

    B1D1D50

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 50A, 10 kA, 125 Vdc, Box Lug
  • B1D1D6 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 6A, 10 kA, 125 Vdc, Box Lug

    B1D1D6

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 6A, 10 kA, 125 Vdc, Box Lug
  • B1D1D60 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 60A, 10 kA, 125 Vdc, Box Lug

    B1D1D60

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 60A, 10 kA, 125 Vdc, Box Lug
  • B1D1D63 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 63A, 10 kA, 125 Vdc, Box Lug

    B1D1D63

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 63A, 10 kA, 125 Vdc, Box Lug
  • B1D1D7 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 7A, 10 kA, 125 Vdc, Box Lug

    B1D1D7

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 7A, 10 kA, 125 Vdc, Box Lug
  • B1D1D8 Noark Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 8A, 10 kA, 125 Vdc, Box Lug

    B1D1D8

    $26.32
    $29.24
    Miniature Circuit Breakers, B1D UL 489, 1P, D Curve, 8A, 10 kA, 125 Vdc, Box Lug
  • B1D2C0.5 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 0.5A, 10 kA, 250 Vdc, Box Lug

    B1D2C0.5

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 0.5A, 10 kA, 250 Vdc, Box Lug
  • B1D2C1 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 1A, 10 kA, 250 Vdc, Box Lug

    B1D2C1

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 1A, 10 kA, 250 Vdc, Box Lug
  • B1D2C1.6 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 1.6A, 10 kA, 250 Vdc, Box Lug

    B1D2C1.6

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 1.6A, 10 kA, 250 Vdc, Box Lug
  • B1D2C10 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 10A, 10 kA, 250 Vdc, Box Lug

    B1D2C10

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 10A, 10 kA, 250 Vdc, Box Lug
  • B1D2C13 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 13A, 10 kA, 250 Vdc, Box Lug

    B1D2C13

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 13A, 10 kA, 250 Vdc, Box Lug
  • B1D2C15 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 15A, 10 kA, 250 Vdc, Box Lug

    B1D2C15

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 15A, 10 kA, 250 Vdc, Box Lug
  • B1D2C16 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 16A, 10 kA, 250 Vdc, Box Lug

    B1D2C16

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 16A, 10 kA, 250 Vdc, Box Lug
  • B1D2C2 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 2A, 10 kA, 250 Vdc, Box Lug

    B1D2C2

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 2A, 10 kA, 250 Vdc, Box Lug
  • B1D2C20 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 20A, 10 kA, 250 Vdc, Box Lug

    B1D2C20

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 20A, 10 kA, 250 Vdc, Box Lug
  • B1D2C25 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 25A, 10 kA, 250 Vdc, Box Lug

    B1D2C25

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 25A, 10 kA, 250 Vdc, Box Lug
  • B1D2C3 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 3A, 10 kA, 250 Vdc, Box Lug

    B1D2C3

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 3A, 10 kA, 250 Vdc, Box Lug
  • B1D2C30 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 30A, 10 kA, 250 Vdc, Box Lug

    B1D2C30

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 30A, 10 kA, 250 Vdc, Box Lug
  • B1D2C32 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 32A, 10 kA, 250 Vdc, Box Lug

    B1D2C32

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 32A, 10 kA, 250 Vdc, Box Lug
  • B1D2C35 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 35A, 10 kA, 250 Vdc, Box Lug

    B1D2C35

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 35A, 10 kA, 250 Vdc, Box Lug
  • B1D2C4 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 4A, 10 kA, 250 Vdc, Box Lug

    B1D2C4

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 4A, 10 kA, 250 Vdc, Box Lug
  • B1D2C40 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 40A, 10 kA, 250 Vdc, Box Lug

    B1D2C40

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 40A, 10 kA, 250 Vdc, Box Lug
  • B1D2C5 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 5A, 10 kA, 250 Vdc, Box Lug

    B1D2C5

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 5A, 10 kA, 250 Vdc, Box Lug
  • B1D2C50 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 50A, 10 kA, 250 Vdc, Box Lug

    B1D2C50

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 50A, 10 kA, 250 Vdc, Box Lug
  • B1D2C6 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 6A, 10 kA, 250 Vdc, Box Lug

    B1D2C6

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 6A, 10 kA, 250 Vdc, Box Lug
  • B1D2C60 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 60A, 10 kA, 250 Vdc, Box Lug

    B1D2C60

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 60A, 10 kA, 250 Vdc, Box Lug
  • B1D2C63 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 63A, 10 kA, 250 Vdc, Box Lug

    B1D2C63

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 63A, 10 kA, 250 Vdc, Box Lug
  • B1D2C7 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 7A, 10 kA, 250 Vdc, Box Lug

    B1D2C7

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 7A, 10 kA, 250 Vdc, Box Lug
  • B1D2C8 Noark Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 8A, 10 kA, 250 Vdc, Box Lug

    B1D2C8

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, C Curve, 8A, 10 kA, 250 Vdc, Box Lug
  • B1D2D0.5 Noark Miniature Circuit Breakers, B1D UL 489, 2P, D Curve, 0.5A, 10 kA, 250 Vdc, Box Lug

    B1D2D0.5

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, D Curve, 0.5A, 10 kA, 250 Vdc, Box Lug
  • B1D2D1 Noark Miniature Circuit Breakers, B1D UL 489, 2P, D Curve, 1A, 10 kA, 250 Vdc, Box Lug

    B1D2D1

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, D Curve, 1A, 10 kA, 250 Vdc, Box Lug
  • B1D2D1.6 Noark Miniature Circuit Breakers, B1D UL 489, 2P, D Curve, 1.6A, 10 kA, 250 Vdc, Box Lug

    B1D2D1.6

    $52.64
    $58.49
    Miniature Circuit Breakers, B1D UL 489, 2P, D Curve, 1.6A, 10 kA, 250 Vdc, Box Lug