Circuit Breakers

Switching devices that automatically cut power in case of overloads or faults.
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  • Siemens NGB2B030B Miniature Circuit Breakers (MCBs) Siemens NGB2B030B Miniature Circuit Breakers (MCBs)
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    Siemens NGB2B030B Miniature Circuit Breakers (MCBs)

    BRKR NGB 30A 2P 480Y 25K LD LUG

    Stock: 2
    Upgrade your hardware supply with surplus Siemens NGB2B030B Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    $226.20
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  • Siemens MBKQJ3125A Miniature Circuit Breakers (MCBs) Siemens MBKQJ3125A Miniature Circuit Breakers (MCBs)
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    Siemens MBKQJ3125A Miniature Circuit Breakers (MCBs)

    Mounting Kit for 240 V 125 A 10 kA 3-Pole QJ2/QR2 Panelboard Main Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Siemens MBKQJ3125A Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    $728.87
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  • Siemens HB3B020 Miniature Circuit Breakers (MCBs) Siemens HB3B020 Miniature Circuit Breakers (MCBs)
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    Siemens HB3B020 Miniature Circuit Breakers (MCBs)

    BRKR HBQ 3P 240V 20A 65K

    Stock: 1
    Upgrade your hardware supply with surplus Siemens HB3B020 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $234.00
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  • Siemens BQD390 Miniature Circuit Breakers (MCBs)
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    Siemens BQD390 Miniature Circuit Breakers (MCBs)

    480 VAC Star/277 VAC, 90 A, 14 kA Interrupt, 3-Pole, BQD-Frame, Thermal Magnetic, Molded Case Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Siemens BQD390 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $202.80
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  • Siemens BQD270 Miniature Circuit Breakers (MCBs)
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    Siemens BQD270 Miniature Circuit Breakers (MCBs)

    480 VAC Star/277 VAC, 70 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker

    Stock: 6
    Upgrade your hardware supply with surplus Siemens BQD270 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $108.81
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  • Siemens B380H Miniature Circuit Breakers (MCBs) Siemens B380H Miniature Circuit Breakers (MCBs)
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    Siemens B380H Miniature Circuit Breakers (MCBs)

    240 VAC, 80 A, 22 kA, 3-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Siemens B380H Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $146.25
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  • Siemens B370HH Miniature Circuit Breakers (MCBs) Siemens B370HH Miniature Circuit Breakers (MCBs)
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    Siemens B370HH Miniature Circuit Breakers (MCBs)

    240 VAC, 70 A, 65 kA, 3-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Siemens B370HH Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $214.50
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  • Siemens B345HH Miniature Circuit Breakers (MCBs) Siemens B345HH Miniature Circuit Breakers (MCBs)
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    Siemens B345HH Miniature Circuit Breakers (MCBs)

    240 VAC, 45 A, 65 kA, 3-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Panelboard Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Siemens B345HH Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $195.00
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  • Siemens B2125H Miniature Circuit Breakers (MCBs) Siemens B2125H Miniature Circuit Breakers (MCBs)
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    Siemens B2125H Miniature Circuit Breakers (MCBs)

    BREAKER 125A 2P 120/240V 22K BLH

    Stock: 1
    Upgrade your hardware supply with surplus Siemens B2125H Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    $156.00
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  • Siemens NGB3B030B Miniature Circuit Breakers (MCBs) Siemens NGB3B030B Miniature Circuit Breakers (MCBs)
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    Siemens NGB3B030B Miniature Circuit Breakers (MCBs)

    BRKR NGB 30A 3P 480Y 25K LD LUG

    Stock: 1
    Upgrade your hardware supply with surplus Siemens NGB3B030B Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    $376.52
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  • Square D QE3100VH Miniature Circuit Breakers (MCBs)
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    Square D QE3100VH Miniature Circuit Breakers (MCBs)

    3 Pole thermal magnetic molded case circuit breaker with a current rating of 100 Amps and a voltage rating of 240VAC.

    Stock: 1
    Upgrade your hardware supply with surplus Square D QE3100VH Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    $1,053.00
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  • Siemens ED43B125 Miniature Circuit Breakers (MCBs) Siemens ED43B125 Miniature Circuit Breakers (MCBs)
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    Siemens ED43B125 Miniature Circuit Breakers (MCBs)

    480 VAC, 125 A, 65 kA Interrupt, 3-Pole, Load Lug Terminal, ED4-Frame, Thermal Magnetic, Molded Case Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Siemens ED43B125 Miniature Circuit Breakers (MCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    $632.67
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