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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    Westinghouse BAB1015 Miniature Circuit Breakers (MCBs) EA Westinghouse BAB1015 Miniature Circuit Breakers (MCBs) EA
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    Westinghouse BAB1015 Miniature Circuit Breakers (MCBs) EA

    MSRP $93.14
    Surplus $4.63
    Westinghouse BAB1015 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU:  C15-9421 Brand:  Westinghouse MPN:  BAB1015 UPC:   Shipping Weight:  0.25 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-9421
    TS PIK:
    21508666
    Series:
    BAB
    Terminal Type:
    Extended Tang Line, Box Lug Load
    Short Description:
    120/240 VAC, 15 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
    Type:
    Thermal Magnetic
    Interrupting Rating:
    10 kA at 120/240 VAC, 5 kA at 24 to 48 VDC, 3.8 kA at 62.5 VDC
    Current Rating:
    15 A
    Number of Poles:
    1
    Mounting:
    Bolt-On
    Wire Size:
    14 to 4 AWG Copper/Aluminum (Load)
    Catalog:
    Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
    Voltage Rating:
    120/240 VAC
    Country of Origin:
    Dominican Republic
    Approval:
    UL 489, CSA
    Main Category:
    Miniature Circuit Breakers (MCBs)
    MSRP $93.14
    Surplus $4.63
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    Price:
    MSRP $93.14
    Surplus $4.63
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    Westinghouse E-7819-2P-50A Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph Westinghouse E-7819-2P-50A Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph
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    Westinghouse E-7819-2P-50A Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph

    MSRP $435.62
    Surplus $182.37
    Westinghouse E-7819-2P-50A Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU:  C15-4691 Brand:  Westinghouse MPN:  E-7819-2P-50A UPC:   Shipping Weight:  2.05 Shipping...
    SKU:
    C15-4691
    Volts:
    240 V
    Amps:
    50 A
    Poles:
    2
    Frequency Rating:
    50/60 Hz
    MSRP $435.62
    Surplus $182.37
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    Price:
    MSRP $435.62
    Surplus $182.37
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  • Westinghouse HQP2030 Miniature Circuit Breakers (MCBs) 2P 30A 120V Westinghouse HQP2030 Miniature Circuit Breakers (MCBs) 2P 30A 120V
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    Westinghouse HQP2030 Miniature Circuit Breakers (MCBs) 2P 30A 120V

    MSRP $222.95
    Surplus $85.49
    Westinghouse HQP2030 Miniature Circuit Breakers (MCBs) 2P 30A 120V​ ARCA SKU:  C15-2817 Brand:  Westinghouse MPN:  HQP2030 UPC:  78667934400 Shipping Weight:  0.55 lbs. Shipping Height:  2...
    SKU:
    C15-2817
    Series:
    HQP
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA
    Volts:
    120/240 VAC
    Amps:
    32 A
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10000 A at 120/240 VAC
    Interrupting Rating:
    5000 A at 24 to 48/62.5/80 VDC
    Terminal Type:
    Plug-On
    Wire Size:
    14 to 4 AWG Aluminum/Copper (Load)
    Short Description:
    120/240 VAC, 30 A, 10 kA, 2-Pole, Female Clip Terminal, Plug-On Mount, Thermal Magnetic, Miniature
    Catalog:
    Eaton_03771_V4T1_5_V4T1_6_CAT.pdf
    TS PIK:
    21509591
    Current Rating:
    30 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Country of Origin:
    Dominican Republic
    MSRP $222.95
    Surplus $85.49
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    Qty in Cart: 0
    Price:
    MSRP $222.95
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    Westinghouse 1-S0.3Y7633 Air Circuit Breakers (ACBs) DA-50 800A 600V 60 Cycles Westinghouse 1-S0.3Y7633 Air Circuit Breakers (ACBs) DA-50 800A 600V 60 Cycles
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    Westinghouse 1-S0.3Y7633 Air Circuit Breakers (ACBs) DA-50 800A 600V 60 Cycles

    MSRP $19,806.92
    Surplus $3,800.42
    SKU:  C15-4330 Brand:  Westinghouse MPN:  1-S0.3Y7633 UPC:   Shipping Weight:  276.00 lbs. Shipping Height:  28.00 In. Shipping Length:  21.00 In. Shipping Width:  24.00 In...
    SKU:
    C15-4330
    Volts:
    600 V
    Amps:
    800 A
    MSRP $19,806.92
    Surplus $3,800.42
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    Price:
    MSRP $19,806.92
    Surplus $3,800.42
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    Westinghouse 24Y7345B9 Air Circuit Breakers (ACBs) DS-206 600A 125VDC 60Hz Westinghouse 24Y7345B9 Air Circuit Breakers (ACBs) DS-206 600A 125VDC 60Hz
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    Westinghouse 24Y7345B9 Air Circuit Breakers (ACBs) DS-206 600A 125VDC 60Hz

    MSRP $19,806.92
    Surplus $3,800.42
    SKU:  C15-4338 Brand:  Westinghouse MPN:  24Y7345B9 UPC:   Shipping Weight:  241.50 lbs. Shipping Height:  18.00 In. Shipping Length:  19.00 In. Shipping Width:  17.00 In...
    SKU:
    C15-4338
    Volts:
    125 VDC
    Amps:
    600 A
    Frequency Rating:
    60 Hz
    MSRP $19,806.92
    Surplus $3,800.42
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    Qty in Cart: 0
    Price:
    MSRP $19,806.92
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    Westinghouse 24Y7717B1 Air Circuit Breakers (ACBs) DS-206 600A 125V 60Hz Westinghouse 24Y7717B1 Air Circuit Breakers (ACBs) DS-206 600A 125V 60Hz
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    Westinghouse 24Y7717B1 Air Circuit Breakers (ACBs) DS-206 600A 125V 60Hz

    MSRP $19,806.92
    Surplus $3,800.42
    SKU:  C15-4326 Brand:  Westinghouse MPN:  24Y7717B1 UPC:   Shipping Weight:  162.50 lbs. Shipping Height:  18.00 In. Shipping Length:  18.00 In. Shipping Width:  20.00 In...
    SKU:
    C15-4326
    Volts:
    125 V
    Amps:
    600 A
    Frequency Rating:
    60 Hz
    MSRP $19,806.92
    Surplus $3,800.42
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    Qty in Cart: 0
    Price:
    MSRP $19,806.92
    Surplus $3,800.42
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  • Westinghouse 2600D26G01 Circuit Breaker Accessories EA
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    Westinghouse 2600D26G01 Circuit Breaker Accessories EA

    MSRP $254.22
    Surplus $57.20
    Westinghouse 2600D26G01 Circuit Breaker Accessories EA​ ARCA SKU:  L19-4996 Brand:  Westinghouse MPN:  2600D26G01 UPC:  78667930507 Shipping Weight:  0.70 lbs. Shipping Height:  4.00 In...
    SKU:
    L19-4996
    Country of Origin:
    United States
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKERS ELECTRICAL AFTERMARKET ACCESSORY PANELBOARD C
    MSRP $254.22
    Surplus $57.20
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    Qty in Cart: 0
    Price:
    MSRP $254.22
    Surplus $57.20
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    Westinghouse 27Y5256B Air Circuit Breakers (ACBs) DS-206 800A 125V 60Hz Westinghouse 27Y5256B Air Circuit Breakers (ACBs) DS-206 800A 125V 60Hz
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    Westinghouse 27Y5256B Air Circuit Breakers (ACBs) DS-206 800A 125V 60Hz

    MSRP $19,806.92
    Surplus $3,800.42
    SKU:  C15-4327 Brand:  Westinghouse MPN:  27Y5256B UPC:   Shipping Weight:  162.50 lbs. Shipping Height:  18.00 In. Shipping Length:  18.00 In. Shipping Width:  20.00 In...
    SKU:
    C15-4327
    Volts:
    125 V
    Amps:
    800 A
    Frequency Rating:
    60 Hz
    MSRP $19,806.92
    Surplus $3,800.42
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    Qty in Cart: 0
    Price:
    MSRP $19,806.92
    Surplus $3,800.42
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    Westinghouse 49Y4438 Air Circuit Breakers (ACBs) DS-416 1600A 60Hz Westinghouse 49Y4438 Air Circuit Breakers (ACBs) DS-416 1600A 60Hz
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    Westinghouse 49Y4438 Air Circuit Breakers (ACBs) DS-416 1600A 60Hz

    MSRP $36,278.65
    Surplus $6,900.99
    SKU:  C15-4337 Brand:  Westinghouse MPN:  49Y4438 UPC:   Shipping Weight:  234.00 lbs. Shipping Height:  18.00 In. Shipping Length:  16.00 In. Shipping Width:  20.00 In...
    SKU:
    C15-4337
    Amps:
    1600 A
    Frequency Rating:
    60 Hz
    MSRP $36,278.65
    Surplus $6,900.99
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    Qty in Cart: 0
    Price:
    MSRP $36,278.65
    Surplus $6,900.99
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    Westinghouse 92043370 Air Circuit Breakers (ACBs) VCP-W 1200A 125V 50/60Hz 5 cycles Westinghouse 92043370 Air Circuit Breakers (ACBs) VCP-W 1200A 125V 50/60Hz 5 cycles
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    Westinghouse 92043370 Air Circuit Breakers (ACBs) VCP-W 1200A 125V 50/60Hz 5 cycles

    MSRP $13,613.00
    Surplus $4,900.68
    SKU:  C15-4342 Brand:  Westinghouse MPN:  92043370 UPC:   Shipping Weight:  378.00 lbs. Shipping Height:  35.00 In. Shipping Length:  36.00 In. Shipping Width:  36.00 In...
    SKU:
    C15-4342
    MSRP $13,613.00
    Surplus $4,900.68
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    Qty in Cart: 0
    Price:
    MSRP $13,613.00
    Surplus $4,900.68
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    Westinghouse A206S1MDA-BLL2TT2Y2 Motor Circuit Protector (MCPs)
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    Westinghouse A206S1MDA-BLL2TT2Y2 Motor Circuit Protector (MCPs)

    MSRP $544.52
    Surplus $80.10
    Westinghouse A206S1MDA-BLL2TT2Y2 Motor Circuit Protector (MCPs)​ ARCA SKU:  C15-8994 Brand:  Westinghouse MPN:  A206S1MDA-BLL2TT2Y2 UPC:   Shipping Weight:  43.30 lbs. Shipping Height:  7...
    SKU:
    C15-8994
    MSRP $544.52
    Surplus $80.10
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    Qty in Cart: 0
    Price:
    MSRP $544.52
    Surplus $80.10
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    Westinghouse BAB1050 Miniature Circuit Breakers (MCBs)
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    Westinghouse BAB1050 Miniature Circuit Breakers (MCBs)

    MSRP $148.38
    Surplus $41.64
    Westinghouse BAB1050 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-11420 Brand:  Westinghouse MPN:  BAB1050 UPC:   Shipping Weight:  0.30 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-11420
    Type:
    Thermal Magnetic
    Series:
    BAB
    Mounting:
    Bolt-On
    Short Description:
    120/240 VAC, 50 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    1
    Wire Size:
    14 to 4 AWG Aluminum/Copper (Load)
    Current Rating:
    50 A
    Interrupting Rating:
    10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC, 3800 A at 62.5 VDC
    Terminal Type:
    Extended Tang Line Terminal, Box Lug Load Terminal
    Catalog:
    Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
    MSRP $148.38
    Surplus $41.64
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    Qty in Cart: 0
    Price:
    MSRP $148.38
    Surplus $41.64
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    Westinghouse BAB2020 Miniature Circuit Breakers (MCBs) EA Westinghouse BAB2020 Miniature Circuit Breakers (MCBs) EA
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    Westinghouse BAB2020 Miniature Circuit Breakers (MCBs) EA

    MSRP $205.83
    Surplus $79.66
    Westinghouse BAB2020 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU:  C15-9426 Brand:  Westinghouse MPN:  BAB2020 UPC:   Shipping Weight:  0.55 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-9426
    TS PIK:
    21508679
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Type:
    Thermal Magnetic
    Size:
    2 Inch Width x 2.906 Inch Depth x 2.906 Inch Height
    Short Description:
    2" x 2.906" x 2.906", 120/240 VAC, 20 A at 40 Deg C, 10000 A Interrupt, 2-Pole, Bolt-On, Thermal Magnetic, Circuit Breaker
    Series:
    BAB
    Interrupting Rating:
    10000 A
    Current Rating:
    20 A
    Catalog:
    EatonCorp_00004_V4T1_12_CAT.pdf
    Terminal Type:
    Bolt-On
    Mounting:
    Bolt-On
    Country of Origin:
    Dominican Republic
    Approval:
    UL, CSA
    MSRP $205.83
    Surplus $79.66
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    Qty in Cart: 0
    Price:
    MSRP $205.83
    Surplus $79.66
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  • Westinghouse BAB2060S Miniature Circuit Breakers (MCBs) Westinghouse BAB2060S Miniature Circuit Breakers (MCBs)
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    Westinghouse BAB2060S Miniature Circuit Breakers (MCBs)

    MSRP $282.31
    Surplus $91.81
    SKU:  C15-11630 Brand:  Westinghouse MPN:  BAB2060S UPC:   Shipping Weight:  0.95 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-11630
    Short Description:
    120/240 VAC, 60 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Circuit Breaker
    Type:
    Thermal Magnetic
    Voltage Rating:
    120/240 VAC
    Interrupting Rating:
    10000 A at 120/240 VAC, 5000 A at 24 to 48/62.5/80 VDC
    Wire Size:
    8 to 1/0 AWG (Aluminum/Copper, Load)
    Terminal Type:
    Extended Tang Line Terminal, Box Lug Load Terminal
    Series:
    BAB
    Catalog:
    Eaton_21247_4_9_CAT.pdf
    Current Rating:
    60 A
    Mounting:
    Bolt-On
    Number of Poles:
    2
    Approval:
    UL 489, CSA
    Country of Origin:
    United States
    MSRP $282.31
    Surplus $91.81
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    Qty in Cart: 0
    Price:
    MSRP $282.31
    Surplus $91.81
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  • Westinghouse BJ3225 Molded Case Breakers (MCCBs)
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    Westinghouse BJ3225 Molded Case Breakers (MCCBs)

    MSRP $1,930.32
    Surplus $1,283.67
    SKU:  U00-7884 Brand:  Westinghouse MPN:  BJ3225 UPC:  78667636850 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    U00-7884
    Number of Poles:
    2
    Approval:
    UL 489
    Current Rating:
    225 A
    Series:
    BJ
    Voltage Rating:
    240 VAC
    Type:
    Thermal Magnetic, Common Trip
    Wire Size:
    2 AWG to 300 KCMIL (Aluminum/Copper)
    Short Description:
    240 VAC, 225 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Main, Circuit Breaker
    Mounting:
    Plug-On
    Used On:
    BR Series Loadcenter
    Catalog:
    Eaton_36620_V1T1_83_V1T1_90_V1T1_91_CAT.pdf
    Interrupting Rating:
    10 kA
    Country of Origin:
    Mexico
    MSRP $1,930.32
    Surplus $1,283.67
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    Qty in Cart: 0
    Price:
    MSRP $1,930.32
    Surplus $1,283.67
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    Westinghouse BR2125ST Molded Case Breakers (MCCBs)
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    Westinghouse BR2125ST Molded Case Breakers (MCCBs)

    MSRP $2,708.99
    Surplus $554.59
    SKU:  U00-7908 Brand:  Westinghouse MPN:  BR2125ST UPC:  78667600042 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00...
    SKU:
    U00-7908
    Interrupting Rating:
    10 kA
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Shunt Trip, Duplex, Thermal Magnetic, Circuit Breaker
    Catalog:
    Eaton_36620_V1T1_84_CAT.pdf
    Used On:
    BR Series Loadcenter
    Approval:
    UL 489
    Series:
    BR
    Number of Poles:
    2
    Current Rating:
    125 A
    Type:
    Thermal Magnetic, Common Trip
    Wire Size:
    4 to 2/0 AWG (Aluminum/Copper)
    Mounting:
    Plug-On
    Voltage Rating:
    120/240 VAC
    MSRP $2,708.99
    Surplus $554.59
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    Qty in Cart: 0
    Price:
    MSRP $2,708.99
    Surplus $554.59
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    Westinghouse CC3125 Miniature Circuit Breakers (MCBs)
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    Westinghouse CC3125 Miniature Circuit Breakers (MCBs)

    MSRP $2,936.23
    Surplus $979.80
    SKU:  C15-8697 Brand:  Westinghouse MPN:  CC3125 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-8697
    TS PIK:
    111013289
    MSRP $2,936.23
    Surplus $979.80
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    Qty in Cart: 0
    Price:
    MSRP $2,936.23
    Surplus $979.80
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