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 FC34020 Molded Case Breakers (MCCBs) Square D FC34020 Molded Case Breakers (MCCBs)

    Square D FC34020 Molded Case Breakers (MCCBs)

    MSRP $4,764.55
    Surplus $690.41
    SKU:  C15-7039 Brand:  Square D MPN:  FC34020 UPC:   Shipping Weight:  5.20 lbs. Shipping Height:  6.00 In. Shipping Length:  13.00 In. Shipping Width:  8.00 In. Product...
    SKU:
    C15-7039
    Current Rating:
    20 A
    Voltage Rating:
    480 VAC, 250 VDC
    Number of Poles:
    3
    Series:
    FC
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Type:
    Molded Case, Thermal Magnetic, Main
    Interrupting Rating:
    100 kA at 240 VAC, 65 kA at 480 VAC
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_29_CAT.pdf
    Short Description:
    480 VAC, 250 VDC, 20 A, 10/18/25 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Approval:
    UL, CSA, IEC, Federal Specification W-C-375B/GEN
    Trip Setting:
    275 A Hold, 600 A Trip
    Used On:
    I-Line Panelboard and Switchboard
    Installation:
    Plug-On
    Application:
    Construction
    MSRP $4,764.55
    Surplus $690.41
    Qty in Cart: 0
    Price:
    MSRP $4,764.55
    Surplus $690.41
  • Contact Us For Quote
    GE FAL34020 Molded Case Breakers (MCCBs) 3P 20A 50/60Hz 3Ph EA

    GE FAL34020 Molded Case Breakers (MCCBs) 3P 20A 50/60Hz 3Ph EA

    MSRP $4,083.90
    Surplus $1,191.42
    SKU:  U00-3258 Brand:  GE MPN:  FAL34020 UPC:  78590142324 Shipping Weight:  4.65 lbs. Shipping Height:  6.00 In. Shipping Length:  8.00 In. Shipping Width:  5.00 In...
    SKU:
    U00-3258
    TS PIK:
    128397896
    Size:
    4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
    Terminal Type:
    Lug
    Current Rating:
    20 A
    Number of Poles:
    3
    Type:
    Thermal Magnetic
    Voltage Rating:
    480 VAC, 250 VDC
    Series:
    FA
    Data Sheet:
    SchneiderElectric_05208_1_2_DATA.pdf
    Catalog:
    SchneiderElectric-SquareD_00096_21-23_CAT.pdf
    Frame Type:
    F
    Short Description:
    480 V, 20 A, 18 kA Interrupt, 3-Pole, Line/Load Lug Terminal, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Interrupting Rating:
    18 kA at 480/600 VAC
    Approval:
    UL, CSA, IEC, Federal Specification W-C-375B/GEN
    Prop 65 Warning:
    Yes
    MSRP $4,083.90
    Surplus $1,191.42
    Qty in Cart: 0
    Price:
    MSRP $4,083.90
    Surplus $1,191.42
  • Contact Us For Quote
    Square D NNB FA34020 Molded Case Breakers (MCCBs) EA

    Square D NNB FA34020 Molded Case Breakers (MCCBs) EA

    MSRP $1,262.51
    Surplus $202.97
    SKU:  E30-10196 Brand:  Square D MPN:  FA34020 UPC:   Shipping Weight:  5.25 lbs. Shipping Height:  5.00 In. Shipping Length:  9.00 In. Shipping Width:  5.00 In. Product...
    SKU:
    E30-10196
    Data Sheet:
    SchneiderElectric-SquareD_04337_1_2_DATA.pdf
    Interrupting Rating:
    18 kA
    Short Description:
    480 VAC, 250 VDC, 20 A, 10/18/25 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Type:
    Molded Case, Thermal Magnetic
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_CAT.pdf
    Voltage Rating:
    480 VAC, 250 VDC
    Series:
    FA
    Current Rating:
    20 A
    Number of Poles:
    3
    Used On:
    I-Line Panelboard
    Trip Setting:
    600 A
    MSRP $1,262.51
    Surplus $202.97
    Qty in Cart: 0
    Price:
    MSRP $1,262.51
    Surplus $202.97
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    Siemens ED42B020 Molded Case Breakers (MCCBs)

    Siemens ED42B020 Molded Case Breakers (MCCBs)

    MSRP $2,029.70
    Surplus $662.99
    SKU:  C15-7546 Brand:  Siemens MPN:  ED42B020 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-7546
    TS PIK:
    126675149
    Installation/Operator:
    SiemensAG_00313_INST.pdf
    Series:
    ED4
    Short Description:
    480 VAC 50/60 Hz, 250 VDC, 20 A, 18 kA, 2-Pole, 14 to 10 AWG Copper/12 to 10 AWG Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
    Country of Origin:
    Mexico
    Interrupting Rating:
    65 kA at 240 VAC, 18 kA at 480 VAC, 30 kA at 250 VDC (UL 489)
    Type:
    Molded Case, Thermal Magnetic
    Catalog:
    SiemensAG_01698_17_78-17_80_CAT.pdf
    Maximum AC Voltage Rating:
    480 V
    Size:
    2 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
    Maximum DC Voltage Rating:
    250 V
    Terminal Type:
    Load Lug
    Frame Type:
    ED
    Current Rating:
    20 A
    Voltage Rating:
    480 VAC, 250 VDC
    Number of Poles:
    2
    Approval:
    UL 489, CSA
    MSRP $2,029.70
    Surplus $662.99
    Qty in Cart: 0
    Price:
    MSRP $2,029.70
    Surplus $662.99
  • Contact Us For Quote
    Square D FA24020AB Molded Case Breakers (MCCBs)

    Square D FA24020AB Molded Case Breakers (MCCBs)

    MSRP $889.54
    Surplus $1,090.13
    SKU:  C15-8624 Brand:  Square D MPN:  FA24020AB UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-8624
    Number of Poles:
    2
    Interrupting Rating:
    18 kA at 480/600 VAC
    Short Description:
    480 VAC, 250 VDC, 20 A, 10/18/25 kA, 1-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Type:
    Molded Case, Thermal Magnetic, Main
    Voltage Rating:
    480 VAC, 250 VDC
    Approval:
    UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Data Sheet:
    SchneiderElectric-SquareD_04265_1_2_DATA.pdf
    Used On:
    I-Line Panelboard and Switchboard
    Application:
    Construction, Commercial Building, Control Equipment Panel, Industrial Building, OEM Commercial
    Installation:
    Plug-On
    Series:
    650, FA
    Current Rating:
    20 A
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_CAT.pdf
    Trip Setting:
    275 A Hold, 600 A Trip
    MSRP $889.54
    Surplus $1,090.13
    Qty in Cart: 0
    Price:
    MSRP $889.54
    Surplus $1,090.13
  • Square D FA24020AC Molded Case Breakers (MCCBs) Square D FA24020AC Molded Case Breakers (MCCBs)

    Square D FA24020AC Molded Case Breakers (MCCBs)

    MSRP $711.59
    Surplus $759.20
    SKU:  E30-10177 Brand:  Square D MPN:  FA24020AC UPC:   Shipping Weight:  3.50 lbs. Shipping Height:  6.00 In. Shipping Length:  9.00 In. Shipping Width:  3.00 In. Product...
    SKU:
    E30-10177
    Number of Poles:
    2
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_CAT.pdf
    Current Rating:
    20 A
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Short Description:
    480 VAC, 250 VDC, 20 A, 10/18/25 kA, 2-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Type:
    Molded Case, Thermal Magnetic, Main
    Interrupting Rating:
    18 kA at 480/600 VAC
    Voltage Rating:
    480 VAC, 250 VDC
    Series:
    650, FA
    Data Sheet:
    SchneiderElectric-SquareD_04266_1_2_DATA.pdf
    Used On:
    I-Line Panelboard and Switchboard
    Application:
    Construction, Commercial Building, Control Equipment Panel, Industrial Building, OEM Commercial
    Approval:
    UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
    Trip Setting:
    275 A Hold, 600 A Trip
    Installation:
    Plug-On
    Country of Origin:
    Mexico
    MSRP $711.59
    Surplus $759.20
    Qty in Cart: 0
    Price:
    MSRP $711.59
    Surplus $759.20
  • Contact Us For Quote
    Square D FA24020BC Molded Case Breakers (MCCBs)

    Square D FA24020BC Molded Case Breakers (MCCBs)

    MSRP $1,230.62
    Surplus $332.27
    SKU:  L19-6466 Brand:  Square D MPN:  FA24020BC UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    L19-6466
    Installation:
    Plug-On
    Short Description:
    480 VAC, 250 VDC, 20 A, 10/18/25 kA, 4-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_CAT.pdf
    Used On:
    I-Line Panelboard and Switchboard
    Current Rating:
    20 A
    Application:
    Construction, Commercial Building, Control Equipment Panel, Industrial Building, OEM Commercial
    Number of Poles:
    2
    Series:
    650, FA
    Data Sheet:
    SchneiderElectric-SquareD_04267_1_2_DATA.pdf
    Trip Setting:
    275 A Hold, 600 A Trip
    Type:
    Molded Case, Thermal Magnetic, Main
    Interrupting Rating:
    18 kA at 480 VAC
    Approval:
    UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Voltage Rating:
    480 VAC, 250 VDC
    MSRP $1,230.62
    Surplus $332.27
    Qty in Cart: 0
    Price:
    MSRP $1,230.62
    Surplus $332.27
  • Contact Us For Quote
    Square D FA340201021 Molded Case Breakers (MCCBs)

    Square D FA340201021 Molded Case Breakers (MCCBs)

    MSRP $2,530.66
    Surplus $683.28
    SKU:  C15-16042 Brand:  Square D MPN:  FA340201021 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-16042
    Number of Poles:
    3
    Prop 65 Warning:
    Yes
    Voltage Rating:
    480 VAC, 250 VDC
    Current Rating:
    20 A
    Approval:
    UL, CSA
    Short Description:
    480 VAC, 250 VDC, 20 A, 10/18/25 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Shunt Trip, Molded Case Circuit Breaker
    Trip Setting:
    275 to 600 A
    Application:
    Power Distribution
    Type:
    Molded Case, Thermal Magnetic
    Interrupting Rating:
    10 kA
    Used On:
    Class 650, 651 Panelboard/Switchboard
    Data Sheet:
    SchneiderElectric-SquareD_04338_1_2_DATA.pdf
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    MSRP $2,530.66
    Surplus $683.28
    Qty in Cart: 0
    Price:
    MSRP $2,530.66
    Surplus $683.28
  • Contact Us For Quote
    Square D FAL24020 Molded Case Breakers (MCCBs)

    Square D FAL24020 Molded Case Breakers (MCCBs)

    MSRP $1,347.69
    Surplus $363.88
    SKU:  C15-16076 Brand:  Square D MPN:  FAL24020 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-16076
    Voltage Rating:
    480 VAC, 250 VDC
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Number of Poles:
    2
    Frame Type:
    F
    Catalog:
    SchneiderElectric-SquareD_00096_25_26_CAT.pdf
    Current Rating:
    20 A
    Terminal Type:
    Lug
    Type:
    Thermal Magnetic
    Approval:
    UL, CSA, IEC, Federal Specification W-C-375B/GEN
    Size:
    3 Inch Width x 4.13 Inch Depth x 6 Inch Height
    Interrupting Rating:
    18 kA at 480/600 VAC
    Short Description:
    480 VAC, 250 VDC, 20 A, 18/10 kA, 2-Pole, F-Frame, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Data Sheet:
    SchneiderElectric-SquareD_04414_1_2_DATA.pdf
    Series:
    FA
    Prop 65 Warning:
    Yes
    MSRP $1,347.69
    Surplus $363.88
    Qty in Cart: 0
    Price:
    MSRP $1,347.69
    Surplus $363.88
  • Square D FAL34020 Molded Case Breakers (MCCBs)

    Square D FAL34020 Molded Case Breakers (MCCBs)

    MSRP $1,552.10
    Surplus $736.00
    SKU:  C15-8565 Brand:  Square D MPN:  FAL34020 UPC:  78590142324 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-8565
    TS PIK:
    128397896
    Frame Type:
    F
    Type:
    Thermal Magnetic
    Current Rating:
    20 A
    Interrupting Rating:
    18 kA at 480/600 VAC
    Series:
    FA
    Catalog:
    SchneiderElectric-SquareD_00096_21-23_CAT.pdf
    Size:
    4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
    Voltage Rating:
    480 VAC, 250 VDC
    Data Sheet:
    SchneiderElectric_05208_1_2_DATA.pdf
    Number of Poles:
    3
    Short Description:
    480 V, 20 A, 18 kA Interrupt, 3-Pole, Line/Load Lug Terminal, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Prop 65 Warning:
    Yes
    Terminal Type:
    Lug
    Approval:
    UL, CSA, IEC, Federal Specification W-C-375B/GEN
    Country of Origin:
    Mexico
    MSRP $1,552.10
    Surplus $736.00
    Qty in Cart: 0
    Price:
    MSRP $1,552.10
    Surplus $736.00

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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.