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-C40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 480V 50/60Hz 3Ph C Curve Eaton FAZ-C40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 480V 50/60Hz 3Ph C Curve
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    Eaton FAZ-C40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 480V 50/60Hz 3Ph C Curve

    MSRP $401.09
    Surplus $68.01
    Eaton FAZ-C40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 480V 50/60Hz 3Ph C Curve​ ARCA SKU:  C15-4071 Brand:  Eaton MPN:  FAZ-C40/3 UPC:  015082788777 Shipping Weight:  0.80 Shipping...
    SKU:
    C15-4071
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 1077
    Approval:
    CSA C22.2
    Size:
    2.09 Inch W x 2.36 Inch D x 3.15 Inch H
    Volts:
    480 Star/277 VAC
    Volts:
    96 VDC (UL/CSA)
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    5 kA at 480 Star/277 VAC
    Interrupting Rating:
    10 kA at 96 VDC (UL
    Interrupting Rating:
    CSA)
    Terminal Type:
    Screw
    Trip Setting:
    5 to 10 x Rated Current
    Short Description:
    480 VAC Star/277 VAC, 96 VDC, 40 A, 15 kA, 5 to 10 x Rated Current, 3-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74_V4T1_75_V4T1_77_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_40764_1-9_DATA.pdf
    Installation/Operator:
    Eaton_00479_INST.pdf
    Voltage Rating:
    277/480 VAC
    Current Rating:
    40 A
    Number of Poles:
    3
    Curve Type:
    C
    MSRP $401.09
    Surplus $68.01
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    Qty in Cart: 0
    Price:
    MSRP $401.09
    Surplus $68.01
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  • Eaton FAZ-D40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 120/240V 50/60Hz 3Ph Eaton FAZ-D40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 120/240V 50/60Hz 3Ph
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    Eaton FAZ-D40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 120/240V 50/60Hz 3Ph

    MSRP $420.00
    Surplus $41.53
    Eaton FAZ-D40/3 Miniature Circuit Breakers (MCBs) FAZ 3P 40A 120/240V 50/60Hz 3Ph​ ARCA SKU:  C15-3742 Brand:  Eaton MPN:  FAZ-D40/3 UPC:  015082789002 Shipping Weight:  0.85 Shipping Height:  3...
    SKU:
    C15-3742
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Size:
    2.09 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Terminal Type:
    Screw
    Wire Size:
    18 to 4/18 to 8 AWG
    Trip Setting:
    10 to 20 x Rated Current
    Short Description:
    480 VAC Star/277 VAC, 96 VDC, 40 A, 15 kA, 10 to 20 x Rated Current, 3-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74_V4T1_75_V4T1_78_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_40783_1-9_DATA.pdf
    Installation/Operator:
    Eaton_00479_INST.pdf
    Number of Poles:
    3
    Current Rating:
    40 A
    Voltage Rating:
    277/480 VAC
    Curve Type:
    D
    Country of Origin:
    Germany
    MSRP $420.00
    Surplus $41.53
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    Qty in Cart: 0
    Price:
    MSRP $420.00
    Surplus $41.53
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    Siemens 5SJ4340-8HG41 Miniature Circuit Breakers (MCBs) 40A
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    Siemens 5SJ4340-8HG41 Miniature Circuit Breakers (MCBs) 40A

    MSRP $283.29
    Surplus $70.68
    Siemens 5SJ4340-8HG41 Miniature Circuit Breakers (MCBs) 40A​ ARCA SKU:  E30-10152 Brand:  Siemens MPN:  5SJ4340-8HG41 UPC:  4001869321929 Shipping Weight:  1.15 lbs. Shipping Height:  3.00...
    SKU:
    E30-10152
    Current Rating:
    40 A
    Size:
    54 Millimeter Width x 76.4 Millimeter Depth x 110 Millimeter Height
    Short Description:
    240 VAC, 60/125 VDC, 40 A, 10 kA, 3-Pole, 70 MM Device Depth, 14 to 4 AWG Solid/Stranded Copper, Line/Load Screw Terminal, 35 MM DIN Rail Mount, Standard Frame, Curve D, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
    Voltage Rating:
    240 VAC, 60/125 VDC
    Interrupting Rating:
    10 kA
    Type:
    Thermal Magnetic
    Terminal Type:
    Line/Load Screw
    Wire Size:
    14 to 4 AWG Copper
    Series:
    5SJ4
    Number of Poles:
    3
    Catalog:
    SiemensAG_01744_16_2-16_10_CAT.pdf
    Mounting:
    DIN Rail
    Approval:
    UL 489, CSA C22.2
    MSRP $283.29
    Surplus $70.68
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    Qty in Cart: 0
    Price:
    MSRP $283.29
    Surplus $70.68
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  • Eaton FAZ-C40/3-NA Miniature Circuit Breakers (MCBs) 3P 40A 277V EA Eaton FAZ-C40/3-NA Miniature Circuit Breakers (MCBs) 3P 40A 277V EA
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    Eaton FAZ-C40/3-NA Miniature Circuit Breakers (MCBs) 3P 40A 277V EA

    MSRP $511.14
    Surplus $59.09
    Eaton FAZ-C40/3-NA Miniature Circuit Breakers (MCBs) 3P 40A 277V EA​ ARCA SKU:  C15-3917 Brand:  Eaton MPN:  FAZ-C40/3-NA UPC:  015081021325 Shipping Weight:  0.90 lbs. Shipping Height:  3...
    SKU:
    C15-3917
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Approval:
    CCC
    Size:
    2.09 Inch Width x 3.15 Inch Height
    Volts:
    277/480 VAC at 50/60 Hertz
    Volts:
    96 VDC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Interrupting Rating:
    10 kA at 96 Volt DC (UL
    Terminal Type:
    Screw
    Trip Setting:
    5 to 10 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 40 A, 3-Pole, 10/14 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Data Sheet:
    Eaton_56876_1-5_DATA.pdf
    Current Rating:
    40 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    3
    Curve Type:
    C
    Country of Origin:
    Germany
    MSRP $511.14
    Surplus $59.09
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    Qty in Cart: 0
    Price:
    MSRP $511.14
    Surplus $59.09
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    Eaton FAZ-B40/3-NA Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph Eaton FAZ-B40/3-NA Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph
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    Eaton FAZ-B40/3-NA Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph

    MSRP $492.00
    Surplus $42.95
    Eaton FAZ-B40/3-NA Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph​ ARCA SKU:  C15-2582 Brand:  Eaton MPN:  FAZ-B40/3-NA UPC:  015081296792 Shipping Weight:  0.90 Shipping...
    SKU:
    C15-2582
    Series:
    FAZ
    Type:
    Molded Case
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    2.09 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Terminal Type:
    Screw
    Wire Size:
    18 to 4/18 to 8 AWG
    Trip Setting:
    3 to 5 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 40 A, 3-Pole, 10/14 kA, 3 to 5 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, B-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Number of Poles:
    3
    Data Sheet:
    Eaton_53727_1_2_DATA.pdf
    Current Rating:
    40 A
    Voltage Rating:
    270/480 VAC
    Curve Type:
    B
    Country of Origin:
    Germany
    MSRP $492.00
    Surplus $42.95
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    Qty in Cart: 0
    Price:
    MSRP $492.00
    Surplus $42.95
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  • Eaton FAZ-C40/3-RT Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph Eaton FAZ-C40/3-RT Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph
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    Eaton FAZ-C40/3-RT Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph

    MSRP $680.00
    Surplus $65.78
    Eaton FAZ-C40/3-RT Miniature Circuit Breakers (MCBs) FAZ 3P 40A 240V 50/60Hz 3Ph​ ARCA SKU:  C15-4111 Brand:  Eaton MPN:  FAZ-C40/3-RT UPC:  015081021721 Shipping Weight:  0.90 lbs. Shipping...
    SKU:
    C15-4111
    Type:
    Current Limiting
    Approval:
    UL 489
    Approval:
    CSA-C22.2
    Approval:
    IEC 60947-2
    Size:
    45 Millimeter Length x 17.7 Millimeter Width x 105 Millimeter Height
    Volts:
    240 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    15 kA
    Terminal Type:
    Screw
    Short Description:
    277/480 VAC 50/60 Hz, 40 A, 3-Pole, 10/14 kA, 5 to 10 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Data Sheet:
    Eaton_53988_1-5_DATA.pdf
    Voltage Rating:
    240 VAC
    Current Rating:
    40 A
    Number of Poles:
    3
    Series:
    FAZ
    Curve Type:
    C
    Country of Origin:
    Germany
    MSRP $680.00
    Surplus $65.78
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    Qty in Cart: 0
    Price:
    MSRP $680.00
    Surplus $65.78
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    Eaton FAZ-D40/3-NA Miniature Circuit Breakers (MCBs) EA
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    Eaton FAZ-D40/3-NA Miniature Circuit Breakers (MCBs) EA

    MSRP $560.50
    Surplus $42.50
    Eaton FAZ-D40/3-NA Miniature Circuit Breakers (MCBs) EA​ ARCA SKU:  C15-9045 Brand:  Eaton MPN:  FAZ-D40/3-NA UPC:  4015081021529 Shipping Weight:  0.85 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-9045
    Mounting:
    DIN Rail
    Current Rating:
    40 A
    Type:
    Thermal Magnetic
    Series:
    FAZ
    Number of Poles:
    3
    Interrupting Rating:
    10 kA
    Terminal Type:
    Screw
    Short Description:
    277/480 VAC 50/60 Hz, 40 A, 3-Pole, 10/14 kA, 10 to 20 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, D-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
    Data Sheet:
    Eaton_54191_1-5_DATA.pdf
    Wire Size:
    18 to 4/18 to 8 AWG
    Voltage Rating:
    277/480 VAC
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Size:
    2.09 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
    Curve Type:
    D
    Approval:
    UL 489, CSA C22.2
    Country of Origin:
    Germany
    Trip Setting:
    10 to 20 x Rated Current
    MSRP $560.50
    Surplus $42.50
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $560.50
    Surplus $42.50
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  • Eaton FAZ-D40/3-RT Miniature Circuit Breakers (MCBs) Eaton FAZ-D40/3-RT Miniature Circuit Breakers (MCBs)
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    Eaton FAZ-D40/3-RT Miniature Circuit Breakers (MCBs)

    MSRP $660.00
    Surplus $58.43
    Eaton FAZ-D40/3-RT Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-3558 Brand:  Eaton MPN:  FAZ-D40/3-RT UPC:  015081021929 Shipping Weight:  0.85 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-3558
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    2.09 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Terminal Type:
    Screw
    Wire Size:
    18 to 4/18 to 8 AWG
    Trip Setting:
    10 to 20 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 40 A, 3-Pole, 10/14 kA, 10 to 20 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Standard Packaging, D-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Data Sheet:
    Eaton_54192_1-5_DATA.pdf
    Number of Poles:
    3
    Voltage Rating:
    277/480 VAC
    Current Rating:
    40 A
    Curve Type:
    D
    TS PIK:
    124501618
    Country of Origin:
    Spain
    MSRP $660.00
    Surplus $58.43
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    Qty in Cart: 0
    Price:
    MSRP $660.00
    Surplus $58.43
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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.