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 FAZ-B50/3 Miniature Circuit Breakers (MCBs) FAZ 3P 50A 120/240V 50/60Hz 3Ph EA Eaton FAZ-B50/3 Miniature Circuit Breakers (MCBs) FAZ 3P 50A 120/240V 50/60Hz 3Ph EA

    Eaton FAZ-B50/3 Miniature Circuit Breakers (MCBs) FAZ 3P 50A 120/240V 50/60Hz 3Ph EA

    MSRP $664.31
    Surplus $75.03
    Eaton FAZ-B50/3 Miniature Circuit Breakers (MCBs) FAZ 3P 50A 120/240V 50/60Hz 3Ph EA​ ARCA SKU:  C15-2800 Brand:  Eaton MPN:  FAZ-B50/3 UPC:  015082788524 Shipping Weight:  0.85 lbs. Shipping...
    SKU:
    C15-2800
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 1077
    Approval:
    CSA C22.2
    Approval:
    CCC
    Size:
    2.09 Inch Width x 3.15 Inch Height
    Volts:
    480 VAC Star/277 VAC at 50/60 Hertz
    Volts:
    96 VDC (UL/CSA)
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Interrupting Rating:
    10 kA at 96 Volt DC (UL
    Interrupting Rating:
    CSA)
    Terminal Type:
    Screw
    Trip Setting:
    3 to 5 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 3-Pole, 10 kA, 3 to 5 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, B-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_56862_1-9_DATA.pdf
    TS PIK:
    124503332
    Number of Poles:
    3
    Current Rating:
    50 A
    Voltage Rating:
    277/480 VAC
    Curve Type:
    B
    Country of Origin:
    Germany
    MSRP $664.31
    Surplus $75.03
    Qty in Cart: 0
    Price:
    MSRP $664.31
    Surplus $75.03
  • Contact Us For Quote
    Eaton FAZ-C50/3 Din Rail Mounted Circuit Breakers EA Eaton FAZ-C50/3 Din Rail Mounted Circuit Breakers EA

    Eaton FAZ-C50/3 Din Rail Mounted Circuit Breakers EA

    MSRP $597.80
    Surplus $153.89
    Eaton FAZ-C50/3 Din Rail Mounted Circuit Breakers EA​ ARCA SKU:  C15-9028 Brand:  Eaton MPN:  FAZ-C50/3 UPC:  4015082788780 Shipping Weight:  0.85 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-9028
    Mounting:
    DIN Rail
    Terminal Type:
    Screw
    Data Sheet:
    Eaton_40765_1-9_DATA.pdf
    Series:
    FAZ
    Voltage Rating:
    277/480 VAC
    Catalog:
    Eaton_03771_V4T1_74_V4T1_75_V4T1_77_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
    Type:
    Thermal Magnetic
    Size:
    2.09 Inch W x 2.36 Inch D x 3.15 Inch H
    Number of Poles:
    3
    Interrupting Rating:
    5 kA at 480 Star/277 VAC, 10 kA at 96 VDC (UL, CSA)
    Installation/Operator:
    Eaton_00479_INST.pdf
    Current Rating:
    50 A
    Short Description:
    480 VAC Star/277 VAC, 96 VDC, 50 A, 15 kA, 5 to 10 x Rated Current, 3-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
    Curve Type:
    C
    Approval:
    UL 1077, CSA C22.2
    Country of Origin:
    Germany
    Trip Setting:
    5 to 10 x Rated Current
    MSRP $597.80
    Surplus $153.89
    Qty in Cart: 0
    Price:
    MSRP $597.80
    Surplus $153.89
  • Contact Us For Quote
    GENERAL ELECTRIC THQC2150WL Din Rail Mounted Circuit Breakers 2P 50A 120V

    GENERAL ELECTRIC THQC2150WL Din Rail Mounted Circuit Breakers 2P 50A 120V

    MSRP $272.26
    Surplus $52.06
    GENERAL ELECTRIC THQC2150WL Din Rail Mounted Circuit Breakers 2P 50A 120V​ ARCA SKU:  C15-4753 Brand:  GENERAL ELECTRIC MPN:  THQC2150WL UPC:  78316401256 Shipping Weight:  0.80 lbs. Shipping...
    SKU:
    C15-4753
    Type:
    Thermal Magnetic
    Type:
    Compact
    Approval:
    UL
    Volts:
    120/240 VAC
    Amps:
    32 A
    Poles:
    2
    Interrupting Rating:
    10 kA
    Terminal Type:
    Lug
    Frame Type:
    Q-Line
    Maximum AC Voltage Rating:
    240 V
    Short Description:
    120/240 VAC, 50 A, 10 kA Interrupt, 2-Pole, 8 to 3 AWG Aluminum/Copper Line/Load Lug Terminal, 35 MM DIN Rail Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Cable-In Cable-Out
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_40_CAT.pdf
    CAD Drawing:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_01788_1_CAD.pdf
    TS PIK:
    120635810
    CAD Drawings:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_01788_1_CAD.pdf
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Current Rating:
    50 A
    Mounting:
    DIN Rail
    Country of Origin:
    United States
    Libra Liquidity Lot:
    Libra Auction Lot
    MSRP $272.26
    Surplus $52.06
    Qty in Cart: 0
    Price:
    MSRP $272.26
    Surplus $52.06
  • Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA

    Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA

    MSRP $313.10
    Surplus $20.51
    Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA​ ARCA SKU:  C15-9699 Brand:  Eaton MPN:  FAZ-C50/1-SP UPC:  4015081636792 Shipping Weight:  0.30 lbs. Shipping Height:  1.00 In...
    SKU:
    C15-9699
    TS PIK:
    124653211
    Number of Poles:
    1
    Series:
    FAZ
    Terminal Type:
    Screw
    Interrupting Rating:
    10 kA at 277 VAC, 10 kA at 48 VDC (UL, CSA)
    Size:
    0.7 Inch Width x 3.15 Inch Height
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Current Rating:
    50 A
    Voltage Rating:
    277 VAC, 48 VDC (UL/CSA)
    Type:
    Current Limiting, Thermal Magnetic
    Country of Origin:
    Germany
    Approval:
    UL 1077, CSA C22.2, CCC
    Mounting:
    DIN Rail
    Trip Setting:
    5 to 10 x Rated Current
    MSRP $313.10
    Surplus $20.51
    Qty in Cart: 0
    Price:
    MSRP $313.10
    Surplus $20.51
  • Contact Us For Quote
    Eaton FAZ-C50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 120/240V 50/60Hz 1Ph Eaton FAZ-C50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 120/240V 50/60Hz 1Ph

    Eaton FAZ-C50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 120/240V 50/60Hz 1Ph

    MSRP $449.23
    Surplus $100.50
    Eaton FAZ-C50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 120/240V 50/60Hz 1Ph​ ARCA SKU:  C15-3258 Brand:  Eaton MPN:  FAZ-C50/2 UPC:  015082787657 Shipping Weight:  0.60 Shipping Height:  2...
    SKU:
    C15-3258
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Size:
    1.4 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    2
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Terminal Type:
    Line/Load
    Wire Size:
    18 to 4/18 to 8 AWG
    Trip Setting:
    5 to 10 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 2-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_54005_1-9_DATA.pdf
    Current Rating:
    50 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    2
    MSRP $449.23
    Surplus $100.50
    Qty in Cart: 0
    Price:
    MSRP $449.23
    Surplus $100.50
  • Eaton FAZ-C50/3N Miniature Circuit Breakers (MCBs) EA

    Eaton FAZ-C50/3N Miniature Circuit Breakers (MCBs) EA

    MSRP $966.01
    Surplus $134.61
    Eaton FAZ-C50/3N Miniature Circuit Breakers (MCBs) EA​ ARCA SKU:  C15-9038 Brand:  Eaton MPN:  FAZ-C50/3N UPC:  4015082789800 Shipping Weight:  1.15 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-9038
    Number of Poles:
    3+Neutral
    Mounting:
    DIN Rail
    Type:
    Thermal Magnetic
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 3-Pole+ Neutral, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Voltage Rating:
    277/480 VAC
    Size:
    2.09 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Series:
    FAZ
    Data Sheet:
    Eaton_54007_1-8_DATA.pdf
    Terminal Type:
    Screw
    Current Rating:
    50 A
    Interrupting Rating:
    10 kA
    Wire Size:
    18 to 4/18 to 8 AWG
    Curve Type:
    C
    Approval:
    UL 1077, UL (Canada and US), CSA C22.2, CE
    Country of Origin:
    Germany
    Trip Setting:
    5 to 10 x Rated Current
    MSRP $966.01
    Surplus $134.61
    Qty in Cart: 0
    Price:
    MSRP $966.01
    Surplus $134.61
  • Eaton FAZ-D50/1 Din Rail Mounted Circuit Breakers EA Eaton FAZ-D50/1 Din Rail Mounted Circuit Breakers EA

    Eaton FAZ-D50/1 Din Rail Mounted Circuit Breakers EA

    MSRP $261.12
    Surplus $105.08
    Eaton FAZ-D50/1 Din Rail Mounted Circuit Breakers EA​ ARCA SKU:  U00-2860 Brand:  Eaton MPN:  FAZ-D50/1 UPC:  4015081147700 Shipping Weight:  0.25 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    U00-2860
    Wire Size:
    18 to 4/18 to 8 AWG
    Terminal Type:
    Screw
    Series:
    FAZ
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Voltage Rating:
    277/480 VAC
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Mounting:
    DIN Rail
    Number of Poles:
    1
    Type:
    Thermal Magnetic
    Interrupting Rating:
    10 kA
    Data Sheet:
    Eaton_54201_1_2_DATA.pdf
    Current Rating:
    50 A
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 1-Pole, 10 kA, 10 to 20 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, D-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Curve Type:
    D
    Approval:
    UL 1077, UL (Canada and US), CSA C22.2, CE
    Country of Origin:
    Germany
    Trip Setting:
    10 to 20 x Rated Current
    MSRP $261.12
    Surplus $105.08
    Qty in Cart: 0
    Price:
    MSRP $261.12
    Surplus $105.08
  • Eaton FAZ-Z50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 480V 50/60Hz 1Ph Eaton FAZ-Z50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 480V 50/60Hz 1Ph

    Eaton FAZ-Z50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 480V 50/60Hz 1Ph

    MSRP $598.97
    Surplus $53.39
    Eaton FAZ-Z50/2 Miniature Circuit Breakers (MCBs) FAZ 2P 50A 480V 50/60Hz 1Ph​ ARCA SKU:  C15-3329 Brand:  Eaton MPN:  FAZ-Z50/2 UPC:  015082788302 Shipping Weight:  0.60 Shipping Height:  1.00...
    SKU:
    C15-3329
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Size:
    1.4 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    2
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Terminal Type:
    Screw
    Wire Size:
    18 to 4/18 to 8 AWG
    Trip Setting:
    2 to 3 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 2-Pole, 10 kA, 2 to 3 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, Z-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_54425_1-9_DATA.pdf
    Current Rating:
    50 A
    Number of Poles:
    2
    Voltage Rating:
    277/480 VAC
    Curve Type:
    Z
    Country of Origin:
    Germany
    MSRP $598.97
    Surplus $53.39
    Qty in Cart: 0
    Price:
    MSRP $598.97
    Surplus $53.39
  • Eaton QCGFEP2050 Din Rail Mounted Circuit Breakers EA

    Eaton QCGFEP2050 Din Rail Mounted Circuit Breakers EA

    MSRP $2,587.70
    Surplus $589.62
    SKU:  U00-8529 Brand:  Eaton MPN:  QCGFEP2050 UPC:  78667957430 Shipping Weight:  0.85 lbs. Shipping Height:  3.00 In. Shipping Length:  6.00 In. Shipping Width:  3.00 In...
    SKU:
    U00-8529
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Current Rating:
    50 A
    Catalog:
    Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
    Interrupting Rating:
    10000 A
    Type:
    Thermal Magnetic
    Wire Size:
    14 to 4 AWG Copper/Aluminum (Standard Load)
    Terminal Type:
    Lug
    Mounting:
    DIN Rail
    Approval:
    UL, CSA
    Trip Sensitivity:
    30 MilliA
    Short Description:
    QC 2 POLE 50A GF EP BKR 30MA 120/240VAC
    MSRP $2,587.70
    Surplus $589.62
    Qty in Cart: 0
    Price:
    MSRP $2,587.70
    Surplus $589.62
  • GENERAL ELECTRIC THQC1150WL Din Rail Mounted Circuit Breakers 1P 50A 120V

    GENERAL ELECTRIC THQC1150WL Din Rail Mounted Circuit Breakers 1P 50A 120V

    MSRP $457.91
    Surplus $11.82
    GENERAL ELECTRIC THQC1150WL Din Rail Mounted Circuit Breakers 1P 50A 120V​ ARCA SKU:  C15-5921 Brand:  GENERAL ELECTRIC MPN:  THQC1150WL UPC:  78316404861 Shipping Weight:  1.25 lbs. Shipping...
    SKU:
    C15-5921
    Voltage Rating:
    120/240 VAC
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_40_CAT.pdf
    CAD Drawings:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_01788_1_CAD.pdf
    Short Description:
    120/240 VAC, 50 A, 10 kA Interrupt, 1-Pole, 8 to 3 AWG Aluminum/Copper Line/Load Lug Terminal, 35 MM DIN Rail Mount, Q-Line Frame, Non-Interchangeable Trip, Compact, Fixed Thermal Magnetic, Cable-In Cable-Out, Miniature Molded Case Circuit Breaker
    Type:
    Thermal Magnetic
    Current Rating:
    50 A
    Number of Poles:
    1
    Terminal Type:
    Lug
    Interrupting Rating:
    10 kA
    Mounting:
    DIN Rail
    Approval:
    UL
    Country of Origin:
    United States
    Frame Type:
    Q-Line
    Maximum AC Voltage Rating:
    240 V
    MSRP $457.91
    Surplus $11.82
    Qty in Cart: 0
    Price:
    MSRP $457.91
    Surplus $11.82
  • Contact Us For Quote
    Square D M9F21250 Miniature Circuit Breakers (MCBs) M 2P 50A 120V 50/60Hz 1Ph EA

    Square D M9F21250 Miniature Circuit Breakers (MCBs) M 2P 50A 120V 50/60Hz 1Ph EA

    MSRP $326.71
    Surplus $63.82
    Square D M9F21250 Miniature Circuit Breakers (MCBs) M 2P 50A 120V 50/60Hz 1Ph EA​ ARCA SKU:  C15-4893 Brand:  Square D MPN:  M9F21250 UPC:  606481167692 Shipping Weight:  0.55 lbs. Shipping...
    SKU:
    C15-4893
    Type:
    Thermal Magnetic
    Type:
    Miniature
    Approval:
    UL 1077
    Approval:
    CSA C22.2
    Size:
    1.42 Inch Width x 2.83 Inch Depth x 3.19 Inch Height
    Volts:
    240/415/440 VAC 50/60 Hertz
    Amps:
    32 A
    Poles:
    2
    Mounting:
    DIN Rail
    Interrupting Rating:
    5 kA at 480 Star/277 VAC
    Terminal Type:
    Tunnel (Top or Bottom)
    Wire Size:
    0.55
    Short Description:
    240/415/440 VAC 50/60 Hz, 50 A, 5 kA Interrupt, 2-Pole, B Curve, Gray, Toggle Control, Clip-On Mount, Tunnel Terminal, Thermal Magnetic
    Catalog:
    SchneiderElectric-SquareD_60281_16_CAT.pdf
    Data Sheet:
    SchneiderElectric-SquareD_60767_1-3_DATA.pdf
    CAD Drawing:
    SchneiderElectric_30029_1-7_CAD.pdf
    Manufacturer Warranty:
    SchneiderElectric-SquareD_00002_WARR.pdf
    Current Rating:
    50 A
    Voltage Rating:
    240/415/440 VAC 50/60 Hertz
    CAD Drawings:
    SchneiderElectric_30029_1-7_CAD.pdf
    Number of Poles:
    2
    MSRP $326.71
    Surplus $63.82
    Qty in Cart: 0
    Price:
    MSRP $326.71
    Surplus $63.82
  • Square D QOU150 Miniature Circuit Breakers (MCBs)

    Square D QOU150 Miniature Circuit Breakers (MCBs)

    MSRP $54.72
    Surplus $32.96
    Square D QOU150 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-6564 Brand:  Square D MPN:  QOU150 UPC:  78590141862 Shipping Weight:  0.35 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-6564
    TS PIK:
    109594956
    Short Description:
    120/240 VAC 50/60 Hz, 48 VDC, 50 A, 10 kA Interrupt, 1-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load Terminal, Standard, Miniature Circuit Breaker
    Number of Poles:
    1
    Voltage Rating:
    120/240 VAC
    Series:
    QOU
    Installation/Operator:
    SchneiderElectric-SquareD_02171_INST.pdf
    Catalog:
    SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
    Terminal Type:
    Slotted Box Lug Line/Load
    Current Rating:
    50 A
    Mounting:
    DIN Rail
    Wire Size:
    14 to 2 AWG (Copper/Aluminum)
    Type:
    Miniature, Standard
    Interrupting Rating:
    10 kA
    Size:
    0.75 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
    CAD Drawings:
    SchneiderElectric_30265_1_CAD.pdf
    Used On:
    OEM
    Data Sheet:
    SchneiderElectric_21503_1_2_DATA.pdf
    Country of Origin:
    Mexico
    MSRP $54.72
    Surplus $32.96
    Qty in Cart: 0
    Price:
    MSRP $54.72
    Surplus $32.96

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