Circuit Breakers

Switching devices that automatically cut power in case of overloads or faults.
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  • Siemens HED41B020L Molded Case Breakers (MCCBs)
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    Siemens HED41B020L Molded Case Breakers (MCCBs)

    BRKR HED4 1P 480V 20A LUG

    Stock: 1
    Upgrade your hardware supply with surplus Siemens HED41B020L 20 Amp 1 Pole 277V Molded Case Breaker, a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional...
    From: 
    $199.23
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  • Siemens HED41B015 Molded Case Breakers (MCCBs)
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    Siemens HED41B015 Molded Case Breakers (MCCBs)

    277 VAC, 125 VDC, 15 A at 40 Deg C, 65 kA, 1-Pole, 14 to 10 AWG Copper/12 to 10 AWG Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker

    Stock: 3
    Upgrade your hardware supply with surplus Siemens HED41B015 15 Amp 1 Pole 277V Molded Case Breaker, a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $202.80
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  • Siemens FD63T110 Molded Case Breakers (MCCBs)
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    Siemens FD63T110 Molded Case Breakers (MCCBs)

    Stock: 4
    Upgrade your hardware supply with surplus Siemens FD63T110 110 Amp 3 Pole 600V Molded Case Breaker, a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $538.41
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  • Siemens ED63B045 Molded Case Circuit Breaker
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    Siemens ED63B045 Molded Case Circuit Breaker

    600 VAC 50/60 Hz, 500 VDC, 45 A at 40 Deg C, 18/25 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Siemens ED63B045 Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $555.75
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  • Siemens ED42B050L Molded Case Circuit Breaker Siemens ED42B050L Molded Case Circuit Breaker
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    Siemens ED42B050L Molded Case Circuit Breaker

    480 VAC 50/60 Hz, 250 VDC, 50 A at 40 Deg C, 18 kA, 2-Pole, 10 to 1/0 AWG Copper/Aluminum, Line/Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Siemens ED42B050L Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $282.59
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  • Siemens ED23B090L Molded Case Breakers (MCCBs) Siemens ED23B090L Molded Case Breakers (MCCBs)
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    Siemens ED23B090L Molded Case Breakers (MCCBs)

    BRKR ED2 3P 240V 90A LUG

    Stock: 1
    Upgrade your hardware supply with surplus Siemens ED23B090L Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $296.84
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  • Siemens CJD63B225 Molded Case Breakers (MCCBs)
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    Siemens CJD63B225 Molded Case Breakers (MCCBs)

    BRKR CJD6 3P 600V 225A

    Stock: 2
    Upgrade your hardware supply with surplus Siemens CJD63B225 Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $4,855.50
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  • Siemens CED63B030 Molded Case Breakers (MCCBs)
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    Siemens CED63B030 Molded Case Breakers (MCCBs)

    600 VAC, 500 VDC, 30 A at 40 Deg C, 200 kA at 480 VAC, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Fuseless, Current Limiting, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker

    Stock: 2
    Upgrade your hardware supply with surplus Siemens CED63B030 30 Amp 3 Pole 600V Molded Case Breaker, a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $823.00
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  • Siemens CED62B100 Molded Case Circuit Breaker
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    Siemens CED62B100 Molded Case Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Siemens CED62B100 Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $1,229.43
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  • Siemens ED43B050 Molded Case Breakers (MCCBs)
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    Siemens ED43B050 Molded Case Breakers (MCCBs)

    480 VAC, 50 A, 65 kA Interrupt, 3-Pole, Load Lug Terminal, ED4-Frame, Thermal Magnetic, Molded Case Circuit Breaker

    Stock: 5
    Upgrade your hardware supply with surplus Siemens ED43B050 50 Amp 3 Pole 480V Molded Case Breaker, a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value,...
    From: 
    $514.80
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  • Siemens FD63T175 Interchangeable Molded Case Circuit Breaker Trip Unit
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    Siemens FD63T175 Interchangeable Molded Case Circuit Breaker Trip Unit

    600 VAC, 500 VDC, 175 A, 22/35 kA, 3-Pole, 6 AWG to 350 KCMIL Copper, 4 AWG to 350 KCMIL Aluminum, Line/Load Lug Terminal, FD Frame, Thermal Magnetic, Interchangeable Molded Case Circuit Breaker Trip Unit

    Stock: 8
    Upgrade your hardware supply with surplus Siemens FD63T175 Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $460.83
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  • Cutler-Hammer KD3350 Molded Case Breakers (MCCBs)
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    Cutler-Hammer KD3350 Molded Case Breakers (MCCBs)

    600 VAC 50/60 Hz, 350 A, 35 kA, 3-Pole, KD Frame, Thermal Magnetic, Molded Case, Interchangeable Trip Circuit Breaker

    Stock: 1
    Upgrade your hardware supply with surplus Cutler-Hammer KD3350 Molded Case Breakers (MCCBs), a smart choice for any warehouse. This product delivers solid functionality and enduring performance. Because it is surplus, you get an exceptional value, making...
    From: 
    $1,747.20
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