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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  • Eaton GHB2040 Molded Case Breakers (MCCBs) GHB 2P 40A 480V 50/60Hz 2Ph G Frame EA Eaton GHB2040 Molded Case Breakers (MCCBs) GHB 2P 40A 480V 50/60Hz 2Ph G Frame EA

    Eaton GHB2040 Molded Case Breakers (MCCBs) GHB 2P 40A 480V 50/60Hz 2Ph G Frame EA

    MSRP $816.78
    Surplus $325.90
    Eaton GHB2040 Molded Case Breakers (MCCBs) GHB 2P 40A 480V 50/60Hz 2Ph G Frame EA​ ARCA SKU:  C15-2287 Brand:  Eaton MPN:  GHB2040 UPC:  786679911228 Shipping Weight:  1.25 Shipping Height:  3...
    SKU:
    C15-2287
    Series:
    C, GHB
    Type:
    Molded Case
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    3.8 Inch Width x 6.2 Inch Depth x 2.9 Inch Height
    Volts:
    277/480 VAC at 50/60 Hertz
    Volts:
    125/250 VDC
    Amps:
    32 A
    Poles:
    2
    Interrupting Rating:
    14 kA at 480 VAC Star/277 VAC/125/250 VDC
    Terminal Type:
    Aluminum Pressure Line and Load
    Frame Type:
    G
    Maximum AC Voltage Rating:
    480 V
    Maximum DC Voltage Rating:
    250 V
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 2-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
    Installation/Operator:
    Eaton_00166_INST.pdf
    Voltage Rating:
    277/480 VAC, 125/250 VDC
    Number of Poles:
    2
    Current Rating:
    40 A
    Country of Origin:
    Dominican Republic
    MSRP $816.78
    Surplus $325.90
    Qty in Cart: 0
    Price:
    MSRP $816.78
    Surplus $325.90
  • Eaton GHB3040 Molded Case Breakers (MCCBs) GHB 3P 40A 480V 50/60Hz 3Ph G Frame EA Eaton GHB3040 Molded Case Breakers (MCCBs) GHB 3P 40A 480V 50/60Hz 3Ph G Frame EA

    Eaton GHB3040 Molded Case Breakers (MCCBs) GHB 3P 40A 480V 50/60Hz 3Ph G Frame EA

    MSRP $1,170.72
    Surplus $363.40
    SKU:  C15-2804 Brand:  Eaton MPN:  GHB3040 UPC:  78667991128 Shipping Weight:  1.75 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-2804
    Series:
    C
    Type:
    Molded Case
    Type:
    Thermal Magnetic
    Approval:
    CSA C22.2
    Approval:
    UL 489
    Size:
    3 Inch Width x 2.63 Inch Depth x 4 Inch Height
    Volts:
    277/480 VAC 50/60 Hertz
    Volts:
    125/250 VDC
    Amps:
    32 A
    Poles:
    3
    Interrupting Rating:
    65 kA at 240 VAC
    Interrupting Rating:
    14 kA at 277 Volt AC/480 Star/250 Volt DC
    Terminal Type:
    Aluminum Pressure Line and Load
    Frame Type:
    GHB
    Maximum AC Voltage Rating:
    480 V
    Maximum DC Voltage Rating:
    250 V
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 3-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
    Installation/Operator:
    Eaton_00166_INST.pdf
    TS PIK:
    21517405
    Current Rating:
    40 A
    Number of Poles:
    3
    Voltage Rating:
    277/480 VAC 50/60 Hertz, 125/250 VDC
    Country of Origin:
    United States
    MSRP $1,170.72
    Surplus $363.40
    Qty in Cart: 0
    Price:
    MSRP $1,170.72
    Surplus $363.40
  • Contact Us For Quote
    Eaton GHB1040 Molded Case Breakers (MCCBs) GHB 1P 40A 480V 50/60Hz 1Ph G Frame Eaton GHB1040 Molded Case Breakers (MCCBs) GHB 1P 40A 480V 50/60Hz 1Ph G Frame

    Eaton GHB1040 Molded Case Breakers (MCCBs) GHB 1P 40A 480V 50/60Hz 1Ph G Frame

    MSRP $279.07
    Surplus $242.61
    Eaton GHB1040 Molded Case Breakers (MCCBs) GHB 1P 40A 480V 50/60Hz 1Ph G Frame​ ARCA SKU:  C15-1871 Brand:  Eaton MPN:  GHB1040 UPC:   Shipping Weight:  0.65 Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-1871
    Series:
    C, GHB
    Type:
    Molded Case
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    3.6 Inch Width x 6.2 Inch Depth x 1.9 Inch Height
    Volts:
    277/480 VAC at 50/60 Hertz
    Volts:
    125 VDC
    Amps:
    32 A
    Poles:
    1
    Interrupting Rating:
    14 kA at 277 VAC/125 VDC
    Terminal Type:
    Aluminum Pressure Line and Load
    Frame Type:
    G
    Maximum AC Voltage Rating:
    480 V
    Maximum DC Voltage Rating:
    125 V
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 1-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
    Data Sheet:
    Eaton_40755_1-4_DATA.pdf
    Current Rating:
    40 A
    Voltage Rating:
    277/480 VAC, 125 VDC
    Installation/Operator:
    Eaton_00166_INST.pdf
    Number of Poles:
    1
    MSRP $279.07
    Surplus $242.61
    Qty in Cart: 0
    Price:
    MSRP $279.07
    Surplus $242.61
  • Eaton EGS3040FFB Molded Case Breakers (MCCBs) 3P 40A EA Eaton EGS3040FFB Molded Case Breakers (MCCBs) 3P 40A EA

    Eaton EGS3040FFB Molded Case Breakers (MCCBs) 3P 40A EA

    MSRP $1,406.33
    Surplus $804.88
    SKU:  C15-1721 Brand:  Eaton MPN:  EGS3040FFB UPC:  78668538215 Shipping Weight:  2.50 lbs. Shipping Height:  4.00 In. Shipping Length:  6.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-1721
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Approval:
    CE
    Amps:
    40 A
    Frame:
    EG
    Interrupting Rating:
    22 kA at 600 Star/347 VAC
    Interrupting Rating:
    35 Kiloamp at 480 Volt AC
    Interrupting Rating:
    40 Kiloamp at 415 Volt AC
    Interrupting Rating:
    85 Kiloamp at 240 Volt AC
    Maximum AC Voltage:
    480 V
    Poles:
    3
    Size:
    3 Inch Width x 2.99 Inch Depth x 5.5 Inch Height
    Terminal Type:
    Bolt-On
    Type:
    Fixed Thermal Magnetic
    Type:
    Molded Case
    Volts:
    240/415/480/600 Star/347 VAC 50/60 Hz
    TS PIK:
    123526693
    Current Rating:
    40 A
    Voltage Rating:
    240/415/480/600 Star/347 VAC 50/60 Hz
    Frame Type:
    EG
    Data Sheet:
    Eaton_21533_1-12_DATA.pdf
    Number of Poles:
    3
    Maximum AC Voltage Rating:
    480 V
    Catalog:
    EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_166_CAT.pdf
    Short Description:
    EATON SERIES G MOLDED CASE CIRCUIT BREAkER, EG-FRAME, EG, COMPLETE BREAkER, FIXE
    Series:
    G
    Country of Origin:
    Dominican Republic
    MSRP $1,406.33
    Surplus $804.88
    Qty in Cart: 0
    Price:
    MSRP $1,406.33
    Surplus $804.88
  • Contact Us For Quote
    Crouse-Hinds EHD2040L Molded Case Breakers (MCCBs)

    Crouse-Hinds EHD2040L Molded Case Breakers (MCCBs)

    MSRP $661.18
    Surplus $479.59
    SKU:  C15-5400 Brand:  Crouse-Hinds MPN:  EHD2040L UPC:  78667985088 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00...
    SKU:
    C15-5400
    Type:
    Molded Case, Thermal Magnetic, Non-Interchangeable
    Installation/Operator:
    Eaton_00091_INST.pdf
    Terminal Type:
    Standard Pressure Line and Load Terminal
    Catalog:
    Eaton_46579_V4T2_254-V4T2_290_CAT.pdf
    Interrupting Rating:
    14 kA at 480 VAC, 10 kA at 250 VDC (UL, IEC)
    CAD Drawings:
    Eaton_21583_1_CAD.pdf
    Maximum AC Voltage Rating:
    480 V
    Size:
    2.75 Inch Width x 3.38 Inch Depth x 6 Inch Height
    Maximum DC Voltage Rating:
    250 V
    Series:
    C, EHD
    Number of Poles:
    2
    Current Rating:
    40 A
    Voltage Rating:
    480 VAC, 250 VDC (UL, IEC)
    Short Description:
    480 VAC 50/60 Hz, 250 VDC, 40 A, 14 kA, 2-Pole, Line/Load Terminal, EHD Frame, Non-Interchangeable Trip Thermal Magnetic, Molded Case Circuit Breaker
    Frame Type:
    FD
    MSRP $661.18
    Surplus $479.59
    Qty in Cart: 0
    Price:
    MSRP $661.18
    Surplus $479.59
  • Crouse-Hinds EHD3040L Molded Case Breakers (MCCBs) 40A 480VAC Crouse-Hinds EHD3040L Molded Case Breakers (MCCBs) 40A 480VAC

    Crouse-Hinds EHD3040L Molded Case Breakers (MCCBs) 40A 480VAC

    MSRP $1,338.70
    Surplus $501.26
    SKU:  C15-5730 Brand:  Crouse-Hinds MPN:  EHD3040L UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-5730
    Series:
    EHD
    Short Description:
    480 VAC 50/60 Hz, 250 VDC, 40 A, 14/10 kA, 3-Pole, Standard Pressure Line and Load Terminal, EHD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
    Frame Type:
    FD
    Current Rating:
    40 A
    Number of Poles:
    3
    Maximum DC Voltage Rating:
    250 V
    Maximum AC Voltage Rating:
    480 V
    Interrupting Rating:
    14 kA at 480 VAC, 10 kA at 250 VDC
    Approval:
    UL 489, CSA C22.2
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
    Type:
    Molded Case, Thermal Magnetic
    Data Sheet:
    Eaton_40755_1-4_DATA.pdf
    Size:
    4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
    Voltage Rating:
    480 VAC 50/60 Hertz, 250 VDC
    Terminal Type:
    Standard Pressure Line and Load
    Installation/Operator:
    Eaton_00091_INST.pdf
    MSRP $1,338.70
    Surplus $501.26
    Qty in Cart: 0
    Price:
    MSRP $1,338.70
    Surplus $501.26
  • Contact Us For Quote
    Crouse-Hinds GHB3040 Molded Case Breakers (MCCBs) 3P 40A

    Crouse-Hinds GHB3040 Molded Case Breakers (MCCBs) 3P 40A

    MSRP $1,092.61
    Surplus $327.41
    SKU:  C15-5755 Brand:  Crouse-Hinds MPN:  GHB3040 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-5755
    TS PIK:
    21517405
    Voltage Rating:
    277/480 V AC 50/60 Hertz, 125/250 V DC
    Frame Type:
    G
    Interrupting Rating:
    65 kA at 240 V AC, 14 kA at 277 V AC/480 Star/250 V DC
    Number of Poles:
    3
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
    Maximum DC Voltage Rating:
    250 V
    Size:
    3 Inch Width x 2.63 Inch Depth x 4 Inch Height
    Maximum AC Voltage Rating:
    480 V
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 3-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
    Terminal Type:
    Aluminum Pressure Line and Load
    Installation/Operator:
    Eaton_00166_INST.pdf
    Current Rating:
    40 A
    Series:
    GHB
    Type:
    Molded Case, Thermal Magnetic
    MSRP $1,092.61
    Surplus $327.41
    Qty in Cart: 0
    Price:
    MSRP $1,092.61
    Surplus $327.41
  • Contact Us For Quote
    Eaton EGH3040FFG Molded Case Breakers (MCCBs) EGH 3P 40A 480V 50/60Hz 3Ph EG Frame EA

    Eaton EGH3040FFG Molded Case Breakers (MCCBs) EGH 3P 40A 480V 50/60Hz 3Ph EG Frame EA

    MSRP $1,841.13
    Surplus $1,357.90
    SKU:  C15-4793 Brand:  Eaton MPN:  EGH3040FFG UPC:  782114877548 Shipping Weight:  2.70 lbs. Shipping Height:  4.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-4793
    Series:
    G
    Type:
    Molded Case
    Type:
    Fixed Thermal Magnetic
    Approval:
    UL
    Approval:
    CSA
    Approval:
    CE
    Size:
    3 Inch Width x 2.99 Inch Depth x 5.5 Inch Height
    Volts:
    415/480 VAC at 50/60 Hertz
    Amps:
    32 A
    Poles:
    3
    Interrupting Rating:
    70 kA at 415 VAC
    Interrupting Rating:
    65 kA at 480 Volt AC
    Interrupting Rating:
    10 kA at 250 Volt DC
    Terminal Type:
    Standard Line and Load
    Frame Type:
    EG
    Maximum AC Voltage Rating:
    480 V
    Maximum DC Voltage Rating:
    250 V
    Short Description:
    415/480 VAC 50/60 Hz, 40 A, 70/65 kA, 3-Pole, Standard Line and Load Terminal, EG Frame, Fixed Thermal, Fixed Magnetic, Molded Case
    Catalog:
    Eaton_27487_V4T2_142-V4T2_144_V4T2_153_V4T2_154_V4T2_158_CAT.pdf
    TS PIK:
    119538514
    Number of Poles:
    3
    Voltage Rating:
    415/480 VAC
    Current Rating:
    40 A
    MSRP $1,841.13
    Surplus $1,357.90
    Qty in Cart: 0
    Price:
    MSRP $1,841.13
    Surplus $1,357.90
  • Eaton GD3040 Molded Case Breakers (MCCBs) EA Eaton GD3040 Molded Case Breakers (MCCBs) EA

    Eaton GD3040 Molded Case Breakers (MCCBs) EA

    MSRP $1,334.39
    Surplus $398.32
    SKU:  C15-9030 Brand:  Eaton MPN:  GD3040 UPC:   Shipping Weight:  2.10 lbs. Shipping Height:  4.00 In. Shipping Length:  7.00 In. Shipping Width:  4.00 In. Product...
    SKU:
    C15-9030
    Current Rating:
    40 A
    Short Description:
    480 VAC 50/60 Hz/125/250 VDC, 40 A, 22 kA, 3-Pole, G-Frame, Molded Case, Fixed Thermal/Magnetic Trip, Circuit Breaker
    Voltage Rating:
    480 VAC, 250 VDC
    Series:
    C, GD
    Maximum DC Voltage Rating:
    250 V
    Installation/Operator:
    Eaton_00165_INST.pdf
    Size:
    3 Inch Width
    Maximum AC Voltage Rating:
    480 V
    Type:
    Molded Case, Thermal Magnetic
    Terminal Type:
    Screw Type ClA Line and Load
    Number of Poles:
    3
    Interrupting Rating:
    22 kA at 480 VAC, 10 kA at 250 VDC
    Catalog:
    Eaton_03771_V4T2_227_CAT.pdf
    Frame Type:
    G
    Country of Origin:
    Dominican Republic
    Approval:
    UL 489, CSA
    MSRP $1,334.39
    Surplus $398.32
    Qty in Cart: 0
    Price:
    MSRP $1,334.39
    Surplus $398.32
  • Contact Us For Quote
    Eaton GD3040S1 Molded Case Breakers (MCCBs)

    Eaton GD3040S1 Molded Case Breakers (MCCBs)

    MSRP $3,841.60
    Surplus $702.93
    SKU:  C15-9547 Brand:  Eaton MPN:  GD3040S1 UPC:  78667910545 Shipping Weight:  2.35 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-9547
    TS PIK:
    115785783
    Type:
    Fixed Thermal Magnetic, Molded Case
    Maximum AC Voltage Rating:
    480 V
    Maximum DC Voltage Rating:
    250 V
    Size:
    3 Inch Width x 2.81 Inch Depth x 4.88 Inch Height
    Terminal Type:
    Steel Pressure Line and Load
    Interrupting Rating:
    65 kA at 240 VAC, 22 kA at 480 VAC, 10 kA at 250 VDC
    Voltage Rating:
    480 VAC 50/60 Hertz, 250 VDC
    Catalog:
    EatonCorp-CutlerHammer_00123_V4T2_254-V4T2_256_V4T2_259-V4T2_261_V4T2_419_CAT.pdf
    Installation/Operator:
    Eaton_00165_INST.pdf
    Number of Poles:
    3
    Frame Type:
    G
    Current Rating:
    40 A
    Short Description:
    EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GD, FIXED THERMAL,
    Country of Origin:
    Dominican Republic
    MSRP $3,841.60
    Surplus $702.93
    Qty in Cart: 0
    Price:
    MSRP $3,841.60
    Surplus $702.93
  • Eaton GHB2040 Molded Case Breakers (MCCBs) 2P 40A EA Eaton GHB2040 Molded Case Breakers (MCCBs) 2P 40A EA

    Eaton GHB2040 Molded Case Breakers (MCCBs) 2P 40A EA

    MSRP $816.78
    Surplus $367.55
    Eaton GHB2040 Molded Case Breakers (MCCBs) 2P 40A EA​ ARCA SKU:  C15-9004 Brand:  Eaton MPN:  GHB2040 UPC:  786679911228 Shipping Weight:  1.35 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-9004
    Frame Type:
    GHB
    Voltage Rating:
    277/480 VAC, 125/250 VDC
    Current Rating:
    40 A
    Number of Poles:
    2
    Interrupting Rating:
    14 kA at 480 VAC Star/277 VAC/125/250 VDC
    Type:
    Molded Case, Thermal Magnetic
    Maximum AC Voltage Rating:
    480 V
    Maximum DC Voltage Rating:
    250 V
    Terminal Type:
    Aluminum Pressure Line and Load
    Size:
    3.8 Inch Width x 6.2 Inch Depth x 2.9 Inch Height
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 2-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
    Installation/Operator:
    Eaton_00166_INST.pdf
    Series:
    C
    Approval:
    UL 489, CSA C22.2
    MSRP $816.78
    Surplus $367.55
    Qty in Cart: 0
    Price:
    MSRP $816.78
    Surplus $367.55
  • Siemens ED43B040 Molded Case Breakers (MCCBs)

    Siemens ED43B040 Molded Case Breakers (MCCBs)

    MSRP $477.45
    Surplus $709.73
    SKU:  C15-8470 Brand:  Siemens MPN:  ED43B040 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-8470
    TS PIK:
    21331819
    Maximum AC Voltage Rating:
    480 V
    Terminal Type:
    Load Lug
    Size:
    3 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
    Short Description:
    480 VAC 50/60 Hz, 40 A, 18 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
    Series:
    ED4
    Voltage Rating:
    480 VAC
    Current Rating:
    40 A
    Number of Poles:
    3
    Installation/Operator:
    SiemensAG_00313_INST.pdf
    Catalog:
    SiemensAG_01698_17_78-17_80_CAT.pdf
    Frame Type:
    ED
    Country of Origin:
    Mexico
    Type:
    Molded Case, Thermal Magnetic
    Interrupting Rating:
    65 kA at 240 VAC, 18 kA at 480 VAC (UL 489)
    Approval:
    UL 489, CSA
    MSRP $477.45
    Surplus $709.73
    Qty in Cart: 0
    Price:
    MSRP $477.45
    Surplus $709.73

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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.