Circuit Breakers

Circuit Breakers

Circuit Breakers

Our selection of circuit breakers spans a wide range of applications, from heavy-duty air circuit breakers (ACBs) to compact miniature circuit breakers (MCBs). We offer leading brands like Eaton, Siemens, and Square D, known for their reliability and performance. Whatever your power management needs, you can find the perfect solution here at ARCA Supply.

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  • Siemens NEB1B020B Molded Case Breakers (MCCBs)
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    Siemens NEB1B020B Molded Case Breakers (MCCBs)

    MSRP $3,153.00
    Surplus $128.61
    SKU:  E30-11706 Brand:  Siemens MPN:  NEB1B020B UPC:  78364355815 Shipping Weight:  1.05 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    E30-11706
    TS PIK:
    115459763
    Current Rating:
    20 A
    Interrupting Rating:
    100 kA at 120 VAC (UL 489), 85 kA at 240 VAC (UL 489), 35 kA at 277 VAC/125/250 VDC (UL 489), 22 kA at 347 VAC (UL 489), 85 kA at 240 VAC (IEC), 35 kA at 250 VDC (IEC)
    Number of Poles:
    1
    Voltage Rating:
    277 V
    Series:
    NEB
    Short Description:
    240/277/347 VAC 50/60 Hz, 125/250 VDC, 20 A, 85 kA, 1-Pole, Thermal Magnetic Trip Unit, Panelboard Circuit Breaker
    Type:
    Thermal Magnetic, Molded Case
    Country of Origin:
    Dominican Republic
    MSRP $3,153.00
    Surplus $128.61
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    Qty in Cart: 0
    Price:
    MSRP $3,153.00
    Surplus $128.61
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    Siemens NEB3B020B Molded Case Breakers (MCCBs) 3P 20A
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    Siemens NEB3B020B Molded Case Breakers (MCCBs) 3P 20A

    MSRP $9,787.00
    Surplus $2,371.67
    SKU:  C15-7490 Brand:  Siemens MPN:  NEB3B020B UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-7490
    MSRP $9,787.00
    Surplus $2,371.67
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    Qty in Cart: 0
    Price:
    MSRP $9,787.00
    Surplus $2,371.67
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    Siemens NEB3B030B Molded Case Breakers (MCCBs)
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    Siemens NEB3B030B Molded Case Breakers (MCCBs)

    MSRP $9,787.00
    Surplus $2,475.59
    SKU:  C15-7626 Brand:  Siemens MPN:  NEB3B030B UPC:  78364355853 Shipping Weight:  1.26 lbs. Shipping Height:  5.40 In. Shipping Length:  3.00 In. Shipping Width:  2.80 In...
    SKU:
    C15-7626
    Voltage Rating:
    480 V
    Short Description:
    240/347/480/600 VAC 50/60 Hz, 125/250 VDC, 30 A, 85 kA, 3-Pole, Thermal Magnetic Trip Unit, Panelboard Circuit Breaker
    Interrupting Rating:
    85 kA at 240 VAC (UL 489), 35 kA at 480 VAC/125/250 VDC (UL 489), 22 kA at 600 Star/347 VAC (UL 489), 85 kA at 240 VAC (IEC), 40 kA at 415 VAC (IEC), 35 kA at 250 VDC (IEC)
    Current Rating:
    30 A
    Series:
    NEB
    Number of Poles:
    3
    Type:
    Thermal Magnetic, Molded Case
    Country of Origin:
    Dominican Republic
    MSRP $9,787.00
    Surplus $2,475.59
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    Qty in Cart: 0
    Price:
    MSRP $9,787.00
    Surplus $2,475.59
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    Siemens NEB3B100B Miniature Circuit Breakers (MCBs) 3P 100A
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    Siemens NEB3B100B Miniature Circuit Breakers (MCBs) 3P 100A

    MSRP $11,107.00
    Surplus $2,215.14
    Siemens NEB3B100B Miniature Circuit Breakers (MCBs) 3P 100A​ ARCA SKU:  C15-7676 Brand:  Siemens MPN:  NEB3B100B UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-7676
    TS PIK:
    21334135
    MSRP $11,107.00
    Surplus $2,215.14
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    Qty in Cart: 0
    Price:
    MSRP $11,107.00
    Surplus $2,215.14
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    Siemens NEG3B015L Molded Case Breakers (MCCBs) EA

    MSRP $7,500.00
    Surplus $1,965.88
    SKU:  C15-10503 Brand:  Siemens MPN:  NEG3B015L UPC:  78364351980 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10503
    TS PIK:
    120973117
    Country of Origin:
    Dominican Republic
    MSRP $7,500.00
    Surplus $1,965.88
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    Qty in Cart: 0
    Price:
    MSRP $7,500.00
    Surplus $1,965.88
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    Siemens NF651H Molded Case Breakers (MCCBs) 6P 30A 600V EA Siemens NF651H Molded Case Breakers (MCCBs) 6P 30A 600V EA
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    Siemens NF651H Molded Case Breakers (MCCBs) 6P 30A 600V EA

    MSRP $1,552.99
    Surplus $559.08
    SKU:  E30-11730 Brand:  Siemens MPN:  NF651H UPC:   Shipping Weight:  21.95 lbs. Shipping Height:  5.00 In. Shipping Length:  16.00 In. Shipping Width:  15.00 In. Product...
    SKU:
    E30-11730
    MSRP $1,552.99
    Surplus $559.08
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    Qty in Cart: 0
    Price:
    MSRP $1,552.99
    Surplus $559.08
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  • Siemens NGB1B020 Miniature Circuit Breakers (MCBs) 1P 20A 347V
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    Siemens NGB1B020 Miniature Circuit Breakers (MCBs) 1P 20A 347V

    MSRP $443.00
    Surplus $28.74
    Siemens NGB1B020 Miniature Circuit Breakers (MCBs) 1P 20A 347V​ ARCA SKU:  C15-6216 Brand:  Siemens MPN:  NGB1B020 UPC:  78364355310 Shipping Weight:  0.75 lbs. Shipping Height:  1.00 In...
    SKU:
    C15-6216
    TS PIK:
    21367310
    Number of Poles:
    1
    MSRP $443.00
    Surplus $28.74
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    Qty in Cart: 0
    Price:
    MSRP $443.00
    Surplus $28.74
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  • Siemens NGB2B020B Miniature Circuit Breakers (MCBs)
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    Siemens NGB2B020B Miniature Circuit Breakers (MCBs)

    MSRP $1,353.00
    Surplus $179.41
    SKU:  E30-11707 Brand:  Siemens MPN:  NGB2B020B UPC:  78364341411 Shipping Weight:  1.75 lbs. Shipping Height:  5.00 In. Shipping Length:  8.00 In. Shipping Width:  4.00 In...
    SKU:
    E30-11707
    TS PIK:
    115459764
    Number of Poles:
    2
    Country of Origin:
    Mexico
    MSRP $1,353.00
    Surplus $179.41
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    Qty in Cart: 0
    Price:
    MSRP $1,353.00
    Surplus $179.41
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    Siemens NGB2B050B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB2B050B Miniature Circuit Breakers (MCBs) EA

    MSRP $1,600.00
    Surplus $504.67
    SKU:  C15-10505 Brand:  Siemens MPN:  NGB2B050B UPC:  78364341417 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10505
    TS PIK:
    121460468
    Country of Origin:
    Mexico
    MSRP $1,600.00
    Surplus $504.67
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    Qty in Cart: 0
    Price:
    MSRP $1,600.00
    Surplus $504.67
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  • Siemens NGB2B060B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB2B060B Miniature Circuit Breakers (MCBs) EA

    MSRP $1,600.00
    Surplus $502.42
    SKU:  C15-10506 Brand:  Siemens MPN:  NGB2B060B UPC:  78364341418 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10506
    TS PIK:
    121460469
    Country of Origin:
    Mexico
    MSRP $1,600.00
    Surplus $502.42
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    Qty in Cart: 0
    Price:
    MSRP $1,600.00
    Surplus $502.42
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  • Siemens NGB2B070B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB2B070B Miniature Circuit Breakers (MCBs) EA

    MSRP $2,000.00
    Surplus $601.70
    SKU:  C15-10507 Brand:  Siemens MPN:  NGB2B070B UPC:  78364341419 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10507
    TS PIK:
    121460470
    Country of Origin:
    Mexico
    MSRP $2,000.00
    Surplus $601.70
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    Qty in Cart: 0
    Price:
    MSRP $2,000.00
    Surplus $601.70
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  • Siemens NGB2B080B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB2B080B Miniature Circuit Breakers (MCBs) EA

    MSRP $2,148.00
    Surplus $634.85
    SKU:  C15-10508 Brand:  Siemens MPN:  NGB2B080B UPC:  78364341420 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10508
    TS PIK:
    121460471
    Country of Origin:
    Mexico
    MSRP $2,148.00
    Surplus $634.85
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    Qty in Cart: 0
    Price:
    MSRP $2,148.00
    Surplus $634.85
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  • Siemens NGB2B100B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB2B100B Miniature Circuit Breakers (MCBs) EA

    MSRP $2,000.00
    Surplus $590.42
    SKU:  C15-10510 Brand:  Siemens MPN:  NGB2B100B UPC:  78364341422 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10510
    TS PIK:
    121460473
    Country of Origin:
    Mexico
    MSRP $2,000.00
    Surplus $590.42
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    Qty in Cart: 0
    Price:
    MSRP $2,000.00
    Surplus $590.42
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  • Siemens NGB2B125B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB2B125B Miniature Circuit Breakers (MCBs) EA

    MSRP $4,100.00
    Surplus $1,242.42
    SKU:  C15-10511 Brand:  Siemens MPN:  NGB2B125B UPC:  78364341424 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10511
    TS PIK:
    121460475
    Country of Origin:
    Mexico
    MSRP $4,100.00
    Surplus $1,242.42
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    Qty in Cart: 0
    Price:
    MSRP $4,100.00
    Surplus $1,242.42
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  • Siemens NGB3B015B Miniature Circuit Breakers (MCBs) EA
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    Siemens NGB3B015B Miniature Circuit Breakers (MCBs) EA

    MSRP $2,000.00
    Surplus $763.67
    SKU:  C15-10512 Brand:  Siemens MPN:  NGB3B015B UPC:  78364341425 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10512
    TS PIK:
    121449814
    Country of Origin:
    Mexico
    MSRP $2,000.00
    Surplus $763.67
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    Qty in Cart: 0
    Price:
    MSRP $2,000.00
    Surplus $763.67
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  • Siemens NGB3B020B Molded Case Breakers (MCCBs) 3P 20A EA
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    Siemens NGB3B020B Molded Case Breakers (MCCBs) 3P 20A EA

    MSRP $1,771.00
    Surplus $131.11
    Siemens NGB3B020B Molded Case Breakers (MCCBs) 3P 20A EA​ ARCA SKU:  C15-8483 Brand:  Siemens MPN:  NGB3B020B UPC:  78364341426 Shipping Weight:  2.10 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-8483
    TS PIK:
    21260641
    Country of Origin:
    Mexico
    MSRP $1,771.00
    Surplus $131.11
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    Qty in Cart: 0
    Price:
    MSRP $1,771.00
    Surplus $131.11
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    Siemens NGB3B025 Molded Case Breakers (MCCBs) NGB 3P 25A 480V 50/60Hz 3Ph Siemens NGB3B025 Molded Case Breakers (MCCBs) NGB 3P 25A 480V 50/60Hz 3Ph
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    Siemens NGB3B025 Molded Case Breakers (MCCBs) NGB 3P 25A 480V 50/60Hz 3Ph

    MSRP $1,650.00
    Surplus $457.68
    Siemens NGB3B025 Molded Case Breakers (MCCBs) NGB 3P 25A 480V 50/60Hz 3Ph​ ARCA SKU:  C15-4005 Brand:  Siemens MPN:  NGB3B025 UPC:  783643553415 Shipping Weight:  2.15 Shipping Height:  3.00 In...
    SKU:
    C15-4005
    Series:
    NGB
    Type:
    Branch
    Type:
    Molded Case
    Type:
    Thermal and Fixed Magnetic
    Approval:
    UL 489
    Volts:
    240 VAC
    Volts:
    480 Star/347 VAC
    Volts:
    600 Star/347 VAC at 50/60 Hz (UL)
    Amps:
    32 A
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Poles:
    3
    Interrupting Rating:
    100 kA at 240 VAC
    Interrupting Rating:
    25 kA at 480 Star/347 VAC
    Interrupting Rating:
    14 kA at 600 Star/347 VAC (UL)
    Application:
    Lighting
    Application:
    Distribution
    Installation:
    Bolt-On
    Short Description:
    240/480/600/347 VAC 50/60 Hz, 125/250 VDC, 25 A, 100 kA, 3-Pole, Molded Case, Thermal Magnetic Trip Unit
    Catalog:
    SiemensAG_01830_1-5_CAT.pdf
    MSRP $1,650.00
    Surplus $457.68
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,650.00
    Surplus $457.68
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Disclaimer: ARCA Supply is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by ARCA Supply are covered under ARCA Supply's warranty and not the manufacturer warranty.