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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-D32/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 32A 277V 50/60Hz 1Ph Eaton FAZ-D32/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 32A 277V 50/60Hz 1Ph
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    Eaton FAZ-D32/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 32A 277V 50/60Hz 1Ph

    MSRP $153.00
    Surplus $20.80
    Eaton FAZ-D32/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 32A 277V 50/60Hz 1Ph​ ARCA SKU:  C15-3101 Brand:  Eaton MPN:  FAZ-D32/1-NA-SP UPC:  015081636765 Shipping Weight:  0.15 Shipping...
    SKU:
    C15-3101
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    1
    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, 32 A, 1-Pole, 10/14 kA, 10 to 20 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, D-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Voltage Rating:
    270/480 VAC
    Current Rating:
    32 A
    Number of Poles:
    1
    Curve Type:
    D
    Country of Origin:
    Germany
    MSRP $153.00
    Surplus $20.80
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    Qty in Cart: 0
    Price:
    MSRP $153.00
    Surplus $20.80
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  • Eaton FAZ-D4/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 4A 480V 50/60Hz 1Ph Eaton FAZ-D4/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 4A 480V 50/60Hz 1Ph
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    Eaton FAZ-D4/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 4A 480V 50/60Hz 1Ph

    MSRP $190.00
    Surplus $29.79
    Eaton FAZ-D4/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 4A 480V 50/60Hz 1Ph​ ARCA SKU:  C15-3111 Brand:  Eaton MPN:  FAZ-D4/1-RT-SP UPC:  015081637298 Shipping Weight:  0.30 Shipping...
    SKU:
    C15-3111
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    1
    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, 4 A, 1-Pole, 10/14 kA, 10 to 20 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Single Packaging, D-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Number of Poles:
    1
    Voltage Rating:
    270/480 VAC
    Current Rating:
    4 A
    Curve Type:
    D
    Country of Origin:
    Germany
    MSRP $190.00
    Surplus $29.79
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    Qty in Cart: 0
    Price:
    MSRP $190.00
    Surplus $29.79
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  • Eaton FAZ-D8/1-SP Miniature Circuit Breakers (MCBs) Eaton FAZ-D8/1-SP Miniature Circuit Breakers (MCBs)
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    Eaton FAZ-D8/1-SP Miniature Circuit Breakers (MCBs)

    MSRP $125.00
    Surplus $10.82
    Eaton FAZ-D8/1-SP Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-2873 Brand:  Eaton MPN:  FAZ-D8/1-SP UPC:   Shipping Weight:  0.25 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-2873
    Series:
    FAZ
    Type:
    AC/DC
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Volts:
    277/480 VAC
    Amps:
    32 A
    Poles:
    1
    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, 8 A, 1-Pole, 10 kA, 10 to 20 x Rated Current, Line/Load Terminal, DIN Rail Mount, D-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_54366_1_2_DATA.pdf
    Installation/Operator:
    Eaton_00581_INST.pdf
    Current Rating:
    8 A
    Voltage Rating:
    270/480 VAC
    Number of Poles:
    1
    Curve Type:
    D
    TS PIK:
    124653219
    Country of Origin:
    Romania
    MSRP $125.00
    Surplus $10.82
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    Qty in Cart: 0
    Price:
    MSRP $125.00
    Surplus $10.82
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  • Eaton FAZ-D8/2-RT Miniature Circuit Breakers (MCBs) Eaton FAZ-D8/2-RT Miniature Circuit Breakers (MCBs)
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    Eaton FAZ-D8/2-RT Miniature Circuit Breakers (MCBs)

    MSRP $333.00
    Surplus $30.79
    SKU:  C15-3835 Brand:  Eaton MPN:  FAZ-D8/2-RT UPC:  015081021028 Shipping Weight:  1.00 lbs. Shipping Height:  3.00 In. Shipping Length:  3.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-3835
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Size:
    1.39 Inch Width x 2.36 Inch Depth x 4.13 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:
    10 to 20 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 8 A, 2-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_54237_1-5_DATA.pdf
    Number of Poles:
    2
    Current Rating:
    8 A
    Voltage Rating:
    270/480 VAC
    Curve Type:
    D
    Country of Origin:
    Germany
    TS PIK:
    124501528
    MSRP $333.00
    Surplus $30.79
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    Qty in Cart: 0
    Price:
    MSRP $333.00
    Surplus $30.79
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  • Eaton FAZ-K2/1 Miniature Circuit Breakers (MCBs) FAZ 1P 2A 277V 50/60Hz 1Ph EA Eaton FAZ-K2/1 Miniature Circuit Breakers (MCBs) FAZ 1P 2A 277V 50/60Hz 1Ph EA
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    Eaton FAZ-K2/1 Miniature Circuit Breakers (MCBs) FAZ 1P 2A 277V 50/60Hz 1Ph EA

    MSRP $171.75
    Surplus $17.19
    Eaton FAZ-K2/1 Miniature Circuit Breakers (MCBs) FAZ 1P 2A 277V 50/60Hz 1Ph EA​ ARCA SKU:  C15-2595 Brand:  Eaton MPN:  FAZ-K2/1 UPC:  015082785929 Shipping Weight:  0.30 lbs. Shipping...
    SKU:
    C15-2595
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Amps:
    2 A
    Interrupting Rating:
    10 kA
    Mounting:
    DIN Rail
    Poles:
    1
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Terminal Type:
    Screw
    Trip Setting:
    8 to 12 x Rated Current
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Volts:
    277/480 VAC
    Gauge:
    18 to 4/18 to 8 AWG
    Short Description:
    277/480 VAC 50/60 Hz, 2 A, 1-Pole, 10 kA, 8 to 12 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, K-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Series:
    FAZ
    TS PIK:
    124503164
    Current Rating:
    2 A
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Voltage Rating:
    270/480 VAC
    Data Sheet:
    Eaton_54277_1-8_DATA.pdf
    Wire Size:
    18 to 4/18 to 8 AWG
    Number of Poles:
    1
    Curve Type:
    K
    Country of Origin:
    Germany
    MSRP $171.75
    Surplus $17.19
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    Qty in Cart: 0
    Price:
    MSRP $171.75
    Surplus $17.19
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  • Eaton FAZ-K40/2 Miniature Circuit Breakers (MCBs) FAZ 2P 40A 120/240V 50/60Hz 1Ph Eaton FAZ-K40/2 Miniature Circuit Breakers (MCBs) FAZ 2P 40A 120/240V 50/60Hz 1Ph
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    Eaton FAZ-K40/2 Miniature Circuit Breakers (MCBs) FAZ 2P 40A 120/240V 50/60Hz 1Ph

    MSRP $338.00
    Surplus $32.02
    Eaton FAZ-K40/2 Miniature Circuit Breakers (MCBs) FAZ 2P 40A 120/240V 50/60Hz 1Ph​ ARCA SKU:  C15-2904 Brand:  Eaton MPN:  FAZ-K40/2 UPC:  015082788029 Shipping Weight:  0.55 Shipping Height:  2...
    SKU:
    C15-2904
    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:
    8 to 12 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 40 A, 2-Pole, 10 kA, 8 to 12 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, K-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_54315_1-8_DATA.pdf
    Number of Poles:
    2
    Current Rating:
    40 A
    Voltage Rating:
    270/480 VAC
    Curve Type:
    K
    Country of Origin:
    Germany
    MSRP $338.00
    Surplus $32.02
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    Qty in Cart: 0
    Price:
    MSRP $338.00
    Surplus $32.02
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  • Eaton FAZ-K8/2 Miniature Circuit Breakers (MCBs) FAZ 2P 8A 120/240V 50/60Hz 1Ph Eaton FAZ-K8/2 Miniature Circuit Breakers (MCBs) FAZ 2P 8A 120/240V 50/60Hz 1Ph
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    Eaton FAZ-K8/2 Miniature Circuit Breakers (MCBs) FAZ 2P 8A 120/240V 50/60Hz 1Ph

    MSRP $290.00
    Surplus $35.64
    Eaton FAZ-K8/2 Miniature Circuit Breakers (MCBs) FAZ 2P 8A 120/240V 50/60Hz 1Ph​ ARCA SKU:  C15-2768 Brand:  Eaton MPN:  FAZ-K8/2 UPC:  015082787954 Shipping Weight:  0.50 Shipping Height:  2.00...
    SKU:
    C15-2768
    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:
    8 to 12 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 8 A, 2-Pole, 10 kA, 8 to 12 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, K-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Data Sheet:
    Eaton_54339_1-8_DATA.pdf
    Voltage Rating:
    270/480 VAC
    Current Rating:
    8 A
    Number of Poles:
    2
    Curve Type:
    K
    Country of Origin:
    Germany
    MSRP $290.00
    Surplus $35.64
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $290.00
    Surplus $35.64
    See Availability
  • Eaton FAZ-S10/1 Din Rail Mounted Circuit Breakers Eaton FAZ-S10/1 Din Rail Mounted Circuit Breakers
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    Eaton FAZ-S10/1 Din Rail Mounted Circuit Breakers

    MSRP $165.00
    Surplus $15.11
    Eaton FAZ-S10/1 Din Rail Mounted Circuit Breakers​ ARCA SKU:  C15-4013 Brand:  Eaton MPN:  FAZ-S10/1 UPC:  01508278611 Shipping Weight:  0.25 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-4013
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Amps:
    10 A
    Interrupting Rating:
    10 kA
    Mounting:
    DIN Rail
    Poles:
    1
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Terminal Type:
    Screw
    Trip Setting:
    13 to 17 x Rated Current
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Volts:
    277/480 VAC
    Gauge:
    18 to 4/18 to 8 AWG
    Short Description:
    277/480 VAC 50/60 Hz, 10 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, S-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Series:
    FAZ
    Voltage Rating:
    270/480 VAC
    Number of Poles:
    1
    Wire Size:
    18 to 4/18 to 8 AWG
    Data Sheet:
    Eaton_54345_1-9_DATA.pdf
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Current Rating:
    10 A
    Curve Type:
    S
    TS PIK:
    124503183
    Country of Origin:
    Germany
    MSRP $165.00
    Surplus $15.11
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $165.00
    Surplus $15.11
    See Availability
  • Eaton FAZ-S16/1 Miniature Circuit Breakers (MCBs) FAZ 1P 16A 240V 50/60Hz 1Ph Eaton FAZ-S16/1 Miniature Circuit Breakers (MCBs) FAZ 1P 16A 240V 50/60Hz 1Ph
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    Eaton FAZ-S16/1 Miniature Circuit Breakers (MCBs) FAZ 1P 16A 240V 50/60Hz 1Ph

    MSRP $135.00
    Surplus $16.64
    Eaton FAZ-S16/1 Miniature Circuit Breakers (MCBs) FAZ 1P 16A 240V 50/60Hz 1Ph​ ARCA SKU:  C15-3470 Brand:  Eaton MPN:  FAZ-S16/1 UPC:  015082786124 Shipping Weight:  0.25 Shipping Height:  1.00...
    SKU:
    C15-3470
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Amps:
    16 A
    Interrupting Rating:
    10 kA
    Mounting:
    DIN Rail
    Poles:
    1
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
    Terminal Type:
    Screw
    Trip Setting:
    13 to 17 x Rated Current
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Volts:
    277/480 VAC
    Gauge:
    18 to 4/18 to 8 AWG
    Short Description:
    277/480 VAC 50/60 Hz, 16 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, S-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Series:
    FAZ
    Wire Size:
    18 to 4/18 to 8 AWG
    Voltage Rating:
    270/480 VAC
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Current Rating:
    16 A
    Data Sheet:
    Eaton_54347_1-9_DATA.pdf
    Number of Poles:
    1
    Curve Type:
    S
    Country of Origin:
    Germany
    MSRP $135.00
    Surplus $16.64
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $135.00
    Surplus $16.64
    See Availability

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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.