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-C20/1-NA-DC-SP Din Rail Mounted Circuit Breakers FAZ 1P 20A 480V 50/60Hz EA Eaton FAZ-C20/1-NA-DC-SP Din Rail Mounted Circuit Breakers FAZ 1P 20A 480V 50/60Hz EA
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    Eaton FAZ-C20/1-NA-DC-SP Din Rail Mounted Circuit Breakers FAZ 1P 20A 480V 50/60Hz EA

    MSRP $274.00
    Surplus $26.18
    Eaton FAZ-C20/1-NA-DC-SP Din Rail Mounted Circuit Breakers FAZ 1P 20A 480V 50/60Hz EA​ ARCA SKU:  C15-4177 Brand:  Eaton MPN:  FAZ-C20/1-NA-DC-SP UPC:  015081636563 Shipping Weight:  0.30 lbs...
    SKU:
    C15-4177
    Type:
    Thermal Magnetic
    Terminal Type:
    Screw
    Voltage Rating:
    277/480 VAC
    Mounting:
    DIN Rail
    Current Rating:
    20 A
    Number of Poles:
    1
    Interrupting Rating:
    10 kA
    Wire Size:
    18 to 4/18 to 8 AWG
    Size:
    0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC per Pole, 20 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Specification/Technical:
    Eaton_48494_1_SPEC.pdf
    Series:
    FAZ
    Curve Type:
    C
    Approval:
    UL 489, CSA C22.2
    TS PIK:
    124653188
    Country of Origin:
    Germany
    Trip Setting:
    5 to 10 x Rated Current
    MSRP $274.00
    Surplus $26.18
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    Qty in Cart: 0
    Price:
    MSRP $274.00
    Surplus $26.18
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  • Eaton FAZ-C20/1-NA-SP Din Rail Mounted Circuit Breakers 1P 20A 277V EA Eaton FAZ-C20/1-NA-SP Din Rail Mounted Circuit Breakers 1P 20A 277V EA
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    Eaton FAZ-C20/1-NA-SP Din Rail Mounted Circuit Breakers 1P 20A 277V EA

    MSRP $168.83
    Surplus $18.05
    Eaton FAZ-C20/1-NA-SP Din Rail Mounted Circuit Breakers 1P 20A 277V EA​ ARCA SKU:  C15-3822 Brand:  Eaton MPN:  FAZ-C20/1-NA-SP UPC:  4015081636365 Shipping Weight:  0.30 lbs. Shipping...
    SKU:
    C15-3822
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Approval:
    CCC
    Size:
    0.7 Inch Width x 3.15 Inch Height
    Volts:
    277 VAC 50/60 Hertz
    Volts:
    48 VDC (UL/CSA)
    Amps:
    32 A
    Poles:
    1
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Interrupting Rating:
    10 kA at 48 Volt DC (UL
    Interrupting Rating:
    14 kA (UL
    Terminal Type:
    Screw
    Trip Setting:
    5 to 10 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 20 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    TS PIK:
    124653168
    Number of Poles:
    1
    Current Rating:
    20 A
    Voltage Rating:
    277/480 VAC
    Curve Type:
    C
    Country of Origin:
    Germany
    MSRP $168.83
    Surplus $18.05
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    Qty in Cart: 0
    Price:
    MSRP $168.83
    Surplus $18.05
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    Eaton FAZ-D20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 240V 50/60Hz 1Ph EA Eaton FAZ-D20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 240V 50/60Hz 1Ph EA
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    Eaton FAZ-D20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 240V 50/60Hz 1Ph EA

    MSRP $140.00
    Surplus $20.17
    Eaton FAZ-D20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU:  C15-2664 Brand:  Eaton MPN:  FAZ-D20/1-SP UPC:  015081636925 Shipping Weight:  0.30 lbs. Shipping...
    SKU:
    C15-2664
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    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:
    Line/Load
    Wire Size:
    18 to 4/18 to 8 AWG
    Trip Setting:
    10 to 20 x Rated Current
    Short Description:
    277/480 VAC, 48 VDC, 20 A, 15 kA Interrupt Rating, 10 to 20 x Rated Current, 1-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
    TS PIK:
    124653224
    Current Rating:
    20 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    Country of Origin:
    Germany
    MSRP $140.00
    Surplus $20.17
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    Qty in Cart: 0
    Price:
    MSRP $140.00
    Surplus $20.17
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    Eaton FAZ-B20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph Eaton FAZ-B20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph
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    Eaton FAZ-B20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph

    MSRP $111.00
    Surplus $18.62
    Eaton FAZ-B20/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph​ ARCA SKU:  C15-3872 Brand:  Eaton MPN:  FAZ-B20/1-SP UPC:  015081637489 Shipping Weight:  0.25 lbs. Shipping...
    SKU:
    C15-3872
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    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:
    Line/Load
    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, 20 A, 1-Pole, 10 kA, 3 to 5 x Rated Current, Line/Load Terminal, DIN Rail Mount, B-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Current Rating:
    20 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    MSRP $111.00
    Surplus $18.62
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $111.00
    Surplus $18.62
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  • Eaton FAZ-B20/1-NA Din Rail Mounted Circuit Breakers FAZ 1P 20A 277V 50/60Hz 1Ph EA Eaton FAZ-B20/1-NA Din Rail Mounted Circuit Breakers FAZ 1P 20A 277V 50/60Hz 1Ph EA
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    Eaton FAZ-B20/1-NA Din Rail Mounted Circuit Breakers FAZ 1P 20A 277V 50/60Hz 1Ph EA

    MSRP $145.00
    Surplus $12.64
    Eaton FAZ-B20/1-NA Din Rail Mounted Circuit Breakers FAZ 1P 20A 277V 50/60Hz 1Ph EA​ ARCA SKU:  C15-4200 Brand:  Eaton MPN:  FAZ-B20/1-NA UPC:  015081296365 Shipping Weight:  0.30 lbs. Shipping...
    SKU:
    C15-4200
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Approval:
    CCC
    Size:
    0.7 Inch Width x 3.15 Inch Height
    Volts:
    277 VAC at 50/60 Hertz
    Volts:
    48 VDC (UL/CSA)
    Amps:
    32 A
    Poles:
    1
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Interrupting Rating:
    10 kA at 48 Volt DC (UL
    Interrupting Rating:
    14 kA (UL
    Terminal Type:
    Screw
    Trip Setting:
    3 to 5 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 20 A, 1-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
    Data Sheet:
    Eaton_56859_1-3_DATA.pdf
    TS PIK:
    124610178
    Current Rating:
    20 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    Curve Type:
    B
    Country of Origin:
    Germany
    MSRP $145.00
    Surplus $12.64
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $145.00
    Surplus $12.64
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  • Eaton FAZ-B20/1-RT Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA Eaton FAZ-B20/1-RT Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA
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    Eaton FAZ-B20/1-RT Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA

    MSRP $185.00
    Surplus $33.86
    Eaton FAZ-B20/1-RT Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA​ ARCA SKU:  C15-4132 Brand:  Eaton MPN:  FAZ-B20/1-RT UPC:  015081296938 Shipping Weight:  0.55 lbs. Shipping...
    SKU:
    C15-4132
    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:
    3 to 5 x Rated Current
    Short Description:
    277/480 VAC 50/60 Hz, 20 A, 1-Pole, 10/14 kA, 3 to 5 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Standard Packaging, B-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    Data Sheet:
    Eaton_53644_1_2_DATA.pdf
    TS PIK:
    124493258
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    Current Rating:
    20 A
    Curve Type:
    B
    Country of Origin:
    Germany
    MSRP $185.00
    Surplus $33.86
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $185.00
    Surplus $33.86
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  • Eaton FAZ-C20/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA Eaton FAZ-C20/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA
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    Eaton FAZ-C20/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA

    MSRP $145.00
    Surplus $20.78
    Eaton FAZ-C20/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph EA​ ARCA SKU:  C15-3569 Brand:  Eaton MPN:  FAZ-C20/1-RT-SP UPC:  015081637205 Shipping Weight:  0.30 lbs...
    SKU:
    C15-3569
    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:
    Ring Tongue
    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, 20 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
    TS PIK:
    124825476
    Current Rating:
    20 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    Country of Origin:
    Germany
    MSRP $145.00
    Surplus $20.78
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $145.00
    Surplus $20.78
    See Availability
  • Eaton FAZ-C20/1-SP Din Rail Mounted Circuit Breakers Eaton FAZ-C20/1-SP Din Rail Mounted Circuit Breakers
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    Eaton FAZ-C20/1-SP Din Rail Mounted Circuit Breakers

    MSRP $116.22
    Surplus $22.12
    Eaton FAZ-C20/1-SP Din Rail Mounted Circuit Breakers​ ARCA SKU:  C15-3173 Brand:  Eaton MPN:  FAZ-C20/1-SP UPC:  15081637645 Shipping Weight:  0.25 lbs. Shipping Height:  1.00 In...
    SKU:
    C15-3173
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 1077
    Approval:
    CSA C22.2
    Approval:
    CCC
    Size:
    0.7 Inch Width x 3.15 Inch Height
    Volts:
    277 VAC at 50/60 Hertz
    Volts:
    48 VDC (UL/CSA)
    Amps:
    32 A
    Poles:
    1
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Interrupting Rating:
    10 kA at 48 Volt DC (UL
    Interrupting Rating:
    CSA)
    Terminal Type:
    Screw
    Trip Setting:
    5 to 10 x Rated Current
    Short Description:
    277/480 VAC, 48 VDC, 20 A, 15 kA Interrupt Rating, 5 to 10 x Rated Current, 1-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
    TS PIK:
    124653295
    Current Rating:
    20 A
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    Curve Type:
    C
    Country of Origin:
    Germany
    MSRP $116.22
    Surplus $22.12
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $116.22
    Surplus $22.12
    See Availability
  • Eaton FAZ-D20/1-NA-SP Miniature Circuit Breakers (MCBs) 1P 20A 277V EA Eaton FAZ-D20/1-NA-SP Miniature Circuit Breakers (MCBs) 1P 20A 277V EA
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    Eaton FAZ-D20/1-NA-SP Miniature Circuit Breakers (MCBs) 1P 20A 277V EA

    MSRP $147.00
    Surplus $21.49
    Eaton FAZ-D20/1-NA-SP Miniature Circuit Breakers (MCBs) 1P 20A 277V EA​ ARCA SKU:  C15-2631 Brand:  Eaton MPN:  FAZ-D20/1-NA-SP UPC:  015081636734 Shipping Weight:  0.30 lbs. Shipping...
    SKU:
    C15-2631
    Series:
    FAZ
    Type:
    Current Limiting
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Approval:
    CCC
    Size:
    0.7 Inch Width x 3.15 Inch Height
    Volts:
    277 VAC at 50/60 Hertz
    Volts:
    48 VDC (UL/CSA)
    Amps:
    32 A
    Poles:
    1
    Mounting:
    DIN Rail
    Interrupting Rating:
    10 kA
    Interrupting Rating:
    10 kA at 48 Volt DC (UL
    Interrupting Rating:
    14 kA (UL
    Terminal Type:
    Screw
    Trip Setting:
    10 to 20 x Rated Current
    Short Description:
    277 VAC, 48 VDC, 20 A, 10 kA Interrupt Rating, 10 to 20 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
    Catalog:
    Eaton_03771_V4T1_47_V4T1_48_V4T1_53_V4T1_66-V4T1_68_V4T1_70_V4T1_72_CAT.pdf
    Voltage Rating:
    277/480 VAC
    Current Rating:
    20 A
    Number of Poles:
    1
    Curve Type:
    D
    Country of Origin:
    Germany
    MSRP $147.00
    Surplus $21.49
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $147.00
    Surplus $21.49
    See Availability
  • Eaton FAZ-K20/1 Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph Eaton FAZ-K20/1 Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph
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    Eaton FAZ-K20/1 Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph

    MSRP $128.00
    Surplus $15.81
    Eaton FAZ-K20/1 Miniature Circuit Breakers (MCBs) FAZ 1P 20A 277V 50/60Hz 1Ph​ ARCA SKU:  C15-3184 Brand:  Eaton MPN:  FAZ-K20/1 UPC:  015082786001 Shipping Weight:  0.30 Shipping Height:  1.00...
    SKU:
    C15-3184
    Approval:
    UL 1077
    Approval:
    UL (Canada and US)
    Approval:
    CSA C22.2
    Approval:
    CE
    Amps:
    20 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, 20 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
    Data Sheet:
    Eaton_54283_1-8_DATA.pdf
    Voltage Rating:
    277/480 VAC
    Number of Poles:
    1
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Wire Size:
    18 to 4/18 to 8 AWG
    Current Rating:
    20 A
    Curve Type:
    K
    Country of Origin:
    Germany
    MSRP $128.00
    Surplus $15.81
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $128.00
    Surplus $15.81
    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.