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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  • Square D QO130EPD Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph Square D QO130EPD Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph
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    Square D QO130EPD Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph

    MSRP $758.24
    Surplus $416.42
    Square D QO130EPD Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph​ ARCA SKU:  C15-3365 Brand:  Square D MPN:  QO130EPD UPC:  785901763871 Shipping Weight:  0.55 Shipping Height:  2...
    SKU:
    C15-3365
    Series:
    QO-EPD
    Type:
    Miniature
    Type:
    Thermal Magnetic
    Type:
    Equipment Protector
    Approval:
    UL
    Approval:
    CSA
    Size:
    0.75 Inch Width x 2.91 Inch Depth x 4.12 Inch Height
    Volts:
    120 VAC
    Amps:
    32 A
    Used On:
    QO Loadcenter
    Used On:
    NQ Panelboard
    Used On:
    NQ OEM Interior/Speed-D Switchboard Distribution Panel
    Poles:
    1
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Terminal Type:
    Pressure Plate
    Wire Size:
    12 to 8 AWG (Aluminum)
    Wire Size:
    14 to 8 AWG (Copper)
    Trip Sensitivity:
    30 MilliA
    Short Description:
    120 VAC 50/60 Hz, 30 A, 10 kA Interrupt, 1-Pole, Plug-In Mount, 1-Panel Space, Pressure Plate Terminal, 30 mA Class B Ground Fault
    Catalog:
    SchneiderElectric-SquareD_03264_1_6_CAT.pdf
    Data Sheet:
    SchneiderElectric-SquareD_14868_1_2_DATA.pdf
    Installation/Operator:
    SchneiderElectric-SquareD_00881_INST.pdf
    Voltage Rating:
    120 VAC
    Current Rating:
    30 A
    Number of Poles:
    1
    Country of Origin:
    Mexico
    Prop 65 Warning:
    Yes
    MSRP $758.24
    Surplus $416.42
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    Qty in Cart: 0
    Price:
    MSRP $758.24
    Surplus $416.42
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  • Square D QO2301021 Miniature Circuit Breakers (MCBs)
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    Square D QO2301021 Miniature Circuit Breakers (MCBs)

    MSRP $348.49
    Surplus $327.12
    SKU:  C15-10891 Brand:  Square D MPN:  QO2301021 UPC:  78590149395 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10891
    TS PIK:
    111089495
    Data Sheet:
    SchneiderElectric-SquareD_14962_1_2_DATA.pdf
    Current Rating:
    30 A
    Voltage Rating:
    120/240 VAC at 50/60 Hz
    Type:
    Common Trip, Thermal Magnetic
    Terminal Type:
    Pressure Plate
    Short Description:
    120/240 VAC 50/60 Hz, 48 VDC, 30 A, 10 kA Interrupt, 2-Pole, Plug-On Mount, 3-Panel Space, Pressure Plate Terminal, AC Shunt Trip, Standard, Miniature Circuit Breaker
    CAD Drawings:
    SchneiderElectric-SquareD_03068_1_CAD.pdf
    Wire Size:
    14 to 8 AWG (Aluminum/Copper), (2) 14 to 10 AWG (Copper)
    Used On:
    QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
    Size:
    1.5 Inch W x 2.91 Inch D x 3 Inch H
    Catalog:
    SchneiderElectric-SquareD_03264_1_3_1_9_CAT.pdf
    Interrupting Rating:
    10 kA
    Number of Poles:
    2
    Mounting:
    Plug-On
    MSRP $348.49
    Surplus $327.12
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    Qty in Cart: 0
    Price:
    MSRP $348.49
    Surplus $327.12
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  • Square D QO230EPD Miniature Circuit Breakers (MCBs)
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    Square D QO230EPD Miniature Circuit Breakers (MCBs)

    MSRP $970.61
    Surplus $482.96
    SKU:  C15-10892 Brand:  Square D MPN:  QO230EPD UPC:  78590112075 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10892
    TS PIK:
    111083434
    Voltage Rating:
    120/240 VAC
    Terminal Type:
    Pressure Plate
    Type:
    Miniature, Thermal Magnetic, Equipment Protector, Common Trip
    Series:
    QO-EPD
    Installation/Operator:
    SchneiderElectric-SquareD_00133_INST.pdf
    Mounting:
    Plug-On
    Data Sheet:
    SchneiderElectric-SquareD_14963_1_2_DATA.pdf
    Catalog:
    SchneiderElectric-SquareD_03264_1_6_CAT.pdf
    Interrupting Rating:
    10 kA
    Number of Poles:
    2
    Prop 65 Warning:
    Yes
    Size:
    1.5 Inch Width x 2.91 Inch Depth x 4.12 Inch Height
    Wire Size:
    12 to 8 AWG (Aluminum), 14 to 8 AWG (Copper)
    Used On:
    QO Loadcenter, NQ Panelboard, NQ OEM Interior/Speed-D Switchboard Distribution Panel
    Current Rating:
    30 A
    Short Description:
    120/240 VAC 50/60 Hz, 30 A, 10 kA Interrupt, 2-Pole, Plug-On Mount, 2-Panel Space, Pressure Plate Terminal, 30 mA Class B Ground Fault, Miniature Circuit Breaker
    MSRP $970.61
    Surplus $482.96
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    Qty in Cart: 0
    Price:
    MSRP $970.61
    Surplus $482.96
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  • Square D QO230GFI Miniature Circuit Breakers (MCBs)
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    Square D QO230GFI Miniature Circuit Breakers (MCBs)

    MSRP $562.22
    Surplus $227.88
    SKU:  C15-6643 Brand:  Square D MPN:  QO230GFI UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-6643
    TS PIK:
    115900455
    Prop 65 Warning:
    Yes
    Series:
    QO-GFI
    Voltage Rating:
    120/240 VAC
    Size:
    1.5 Inch Width x 2.91 Inch Depth x 4.12 Inch Height
    Mounting:
    Plug-On
    Data Sheet:
    SchneiderElectric-SquareD_14964_1_2_DATA.pdf
    Type:
    Miniature, Thermal Magnetic, Common Trip
    Interrupting Rating:
    10 kA
    Current Rating:
    30 A
    Used On:
    QO Loadcenter, NQ Panelboard, NQ OEM Interior/Speed-D Switchboard Distribution Panel
    Wire Size:
    12 to 8 AWG (Aluminum), 14 to 8 AWG (Copper)
    Installation/Operator:
    SchneiderElectric-SquareD_00198_INST.pdf
    Terminal Type:
    Pressure Plate
    Catalog:
    SchneiderElectric-SquareD_03264_1_5_1_47_CAT.pdf
    Short Description:
    120/240 VAC 50/60 Hz, 30 A, 10 kA Interrupt, 2-Pole, Plug-On Mount, 2-Panel Space, Pressure Plate Terminal, 6 mA Class A Ground Fault, Pigtail, Miniature Circuit Breaker
    Number of Poles:
    2
    MSRP $562.22
    Surplus $227.88
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    Qty in Cart: 0
    Price:
    MSRP $562.22
    Surplus $227.88
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  • Square D QO230VH Miniature Circuit Breakers (MCBs)
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    Square D QO230VH Miniature Circuit Breakers (MCBs)

    MSRP $198.75
    Surplus $100.55
    Square D QO230VH Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-6454 Brand:  Square D MPN:  QO230VH UPC:  78590137184 Shipping Weight:  0.60 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-6454
    TS PIK:
    21032371
    Installation/Operator:
    SchneiderElectric-SquareD_01265_INST.pdf
    Used On:
    QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
    Data Sheet:
    SchneiderElectric-SquareD_53514_1_2_DATA.pdf
    Short Description:
    120/240 VAC 50/60 Hz, 30 A, 22 kA Interrupt, 2-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker
    Number of Poles:
    2
    Wire Size:
    14 to 8 AWG (Copper/Aluminum)
    Size:
    1.5 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
    Catalog:
    SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
    Interrupting Rating:
    22 kA
    Current Rating:
    30 A
    Type:
    Common Trip, Miniature, Standard
    Terminal Type:
    Pressure Plate
    Series:
    QO
    Mounting:
    Plug-On
    Voltage Rating:
    120/240 VAC 50/60 Hertz
    Country of Origin:
    Mexico
    MSRP $198.75
    Surplus $100.55
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    Qty in Cart: 0
    Price:
    MSRP $198.75
    Surplus $100.55
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  • Square D QO3030 Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph Square D QO3030 Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph
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    Square D QO3030 Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph

    MSRP $129.32
    Surplus $119.49
    Square D QO3030 Miniature Circuit Breakers (MCBs) QO 1P 30A 120V 50/60Hz 1Ph​ ARCA SKU:  C15-2180 Brand:  Square D MPN:  QO3030 UPC:  785901400967 Shipping Weight:  0.35 Shipping Height:  1.00...
    SKU:
    C15-2180
    Type:
    Bi-Metallic
    Type:
    Thermal
    Approval:
    UL
    Approval:
    CSA
    Size:
    2.25 Inch W x 2.91 Inch D x 3 Inch H
    Volts:
    240 VAC at 50/60 Hz
    Amps:
    32 A
    Used On:
    QO Load Center
    Used On:
    NQOD Panelboard
    Used On:
    OEM Interior/Speed-D Switchboard Distribution Panel
    Poles:
    3
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Enclosure:
    IP20
    Terminal Type:
    Pressure Plate
    Wire Size:
    14 to 8 AWG (Aluminum/Copper)
    Wire Size:
    (2) 14 to 10 AWG (Copper)
    Short Description:
    120/240 VAC 50/60 Hz, 30 A, 10 kA Interrupt, 1-Pole, 14 to 8 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Tandem
    Catalog:
    SchneiderElectric-SquareD_03264_1_3_CAT.pdf
    Data Sheet:
    Eaton_41010_1-6_DATA.pdf
    Voltage Rating:
    240 VAC at 50/60 Hz
    Current Rating:
    30 A
    Number of Poles:
    3
    Installation/Operator:
    SchneiderElectric-SquareD_00194_INST.pdf
    Country of Origin:
    Mexico
    MSRP $129.32
    Surplus $119.49
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    Qty in Cart: 0
    Price:
    MSRP $129.32
    Surplus $119.49
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    Square D QO3301021 Miniature Circuit Breakers (MCBs) EA Square D QO3301021 Miniature Circuit Breakers (MCBs) EA
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    Square D QO3301021 Miniature Circuit Breakers (MCBs) EA

    MSRP $594.89
    Surplus $586.61
    Square D QO3301021 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU:  C15-10903 Brand:  Square D MPN:  QO3301021 UPC:  785901494119 Shipping Weight:  1.20 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-10903
    TS PIK:
    111089502
    Catalog:
    SchneiderElectric-SquareD_03264_1_3_1_9_CAT.pdf
    Terminal Type:
    Pressure Plate
    Type:
    Common Trip, Thermal Magnetic
    Current Rating:
    30 A
    Short Description:
    120/240 VAC 50/60 Hz, 30 A, 10 kA Interrupt, 3-Pole, 14 to 8 AWG Aluminum/Copper, Plug-On Mount, Pressure Plate Terminal, Standard, AC Shunt Trip, Miniature Circuit Breaker
    Mounting:
    Plug-On
    Voltage Rating:
    240 VAC at 50/60 Hz
    Data Sheet:
    SchneiderElectric-SquareD_15039_1_2_DATA.pdf
    Interrupting Rating:
    10 kA
    CAD Drawings:
    SchneiderElectric-SquareD_03068_1_CAD.pdf
    Used On:
    QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
    Wire Size:
    14 to 8 AWG (Aluminum/Copper), (2) 14 to 10 AWG (Copper)
    Size:
    2.25 Inch W x 2.91 Inch D x 3 Inch H
    Number of Poles:
    3
    MSRP $594.89
    Surplus $586.61
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    Qty in Cart: 0
    Price:
    MSRP $594.89
    Surplus $586.61
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  • Siemens Q330 Miniature Circuit Breakers (MCBs) Q 3P 30A 240V EA
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    Siemens Q330 Miniature Circuit Breakers (MCBs) Q 3P 30A 240V EA

    MSRP $447.87
    Surplus $68.80
    Siemens Q330 Miniature Circuit Breakers (MCBs) Q 3P 30A 240V EA​ ARCA SKU:  C15-3643 Brand:  Siemens MPN:  Q330 UPC:  78364314841 Shipping Weight:  0.95 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-3643
    Approval:
    UL 489
    Amps:
    30 A
    Interrupting Rating:
    10 kA
    Mounting:
    Plug-On
    Poles:
    3
    Size:
    3 Inch Width x 3 Inch Depth x 3 Inch Height
    Terminal Type:
    Thermal Magnetic
    Type:
    Common Trip
    Used On:
    Load Centre Main
    Used On:
    Feeder
    Volts:
    240 V
    Gauge:
    0
    Short Description:
    240 V, 30 A, 10 kA, 3-Pole, Plug-In, QP/MP Frame, Common Trip, Thermal Magnetic, Miniature, Circuit Breaker
    Data Sheet:
    SiemensAG_01548_1_DATA.pdf
    TS PIK:
    21366630
    Number of Poles:
    3
    Catalog:
    SiemensAG_01502_1_12_CAT.pdf
    Voltage Rating:
    240 V
    Current Rating:
    30 A
    Country of Origin:
    Mexico
    MSRP $447.87
    Surplus $68.80
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $447.87
    Surplus $68.80
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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.