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 BRHH2125 Miniature Circuit Breakers (MCBs) 2P 125A 240V EA Eaton BRHH2125 Miniature Circuit Breakers (MCBs) 2P 125A 240V EA

    Eaton BRHH2125 Miniature Circuit Breakers (MCBs) 2P 125A 240V EA

    MSRP $1,651.37
    Surplus $148.20
    Eaton BRHH2125 Miniature Circuit Breakers (MCBs) 2P 125A 240V EA​ ARCA SKU:  C15-1323 Brand:  Eaton MPN:  BRHH2125 UPC:  786676377003 Shipping Weight:  0.75 lbs. Shipping Height:  2.00 In...
    SKU:
    C15-1323
    Approval:
    UL 489
    Amps:
    125 A
    Interrupting Rating:
    42 kA
    Mounting:
    Plug-On
    Poles:
    2
    Terminal Type:
    Thermal Magnetic
    Type:
    Common Trip
    Used On:
    BR Series Loadcenter
    Volts:
    120/240 VAC
    Gauge:
    4 to 2/0 AWG (Aluminum/Copper)
    Short Description:
    120/240 VAC, 125 A, 42 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
    Series:
    BR
    TS PIK:
    21494076
    Voltage Rating:
    120/240 VAC
    Catalog:
    Eaton_00001_V1T1_83_V1T1_84_CAT.pdf
    Wire Size:
    4 to 2/0 AWG (Copper/Aluminum)
    Number of Poles:
    2
    Current Rating:
    125 A
    Country of Origin:
    Dominican Republic
    MSRP $1,651.37
    Surplus $148.20
    Qty in Cart: 0
    Price:
    MSRP $1,651.37
    Surplus $148.20
  • Siemens Q2125 Miniature Circuit Breakers (MCBs) 2P 125A

    Siemens Q2125 Miniature Circuit Breakers (MCBs) 2P 125A

    MSRP $557.00
    Surplus $55.00
    Siemens Q2125 Miniature Circuit Breakers (MCBs) 2P 125A​ ARCA SKU:  C15-6098 Brand:  Siemens MPN:  Q2125 UPC:  66286200404 Shipping Weight:  2.70 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-6098
    TS PIK:
    115277069
    Catalog:
    SiemensAG_01829_2_9_CAT.pdf
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC, 125 A, 10 kA Interrupt, 2-Pole, Plug-In Mount, QP/MP-Frame, Common Trip, Thermal Magnetic, Miniature, Circuit Breaker
    Country of Origin:
    Mexico
    Type:
    Common Trip, Thermal Magnetic, Miniature
    Size:
    2 Inch Width x 3 Inch Depth x 3 Inch Height
    Mounting:
    Plug-On
    Number of Poles:
    2
    Interrupting Rating:
    10 kA
    Current Rating:
    125 A
    Used On:
    Load Center
    Installation/Operator:
    SiemensAG_00053_INST.pdf
    Data Sheet:
    SiemensAG_00870_1_2_DATA.pdf
    Approval:
    UL 489, CSA
    MSRP $557.00
    Surplus $55.00
    Qty in Cart: 0
    Price:
    MSRP $557.00
    Surplus $55.00
  • Eaton BR2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA Eaton BR2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA

    Eaton BR2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA

    MSRP $515.43
    Surplus $97.50
    Eaton BR2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA​ ARCA SKU:  C15-1219 Brand:  Eaton MPN:  BR2125 UPC:  786676367059 Shipping Weight:  0.75 lbs. Shipping...
    SKU:
    C15-1219
    Series:
    BR
    Type:
    Thermal Magnetic
    Type:
    Common Trip
    Approval:
    UL 489
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    4 to 2/0 AWG (Copper/Aluminum)
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
    Catalog:
    Eaton_36620_V1T1_56_V1T1_84_CAT.pdf
    TS PIK:
    21493879
    Number of Poles:
    2
    Current Rating:
    125 A
    Voltage Rating:
    120/240 VAC
    Country of Origin:
    Dominican Republic
    MSRP $515.43
    Surplus $97.50
    Qty in Cart: 0
    Price:
    MSRP $515.43
    Surplus $97.50
  • Eaton BRHX2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA Eaton BRHX2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA

    Eaton BRHX2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph EA

    MSRP $1,095.00
    Surplus $99.96
    SKU:  C15-3959 Brand:  Eaton MPN:  BRHX2125 UPC:  786689041670 Shipping Weight:  0.90 lbs. Shipping Height:  3.00 In. Shipping Length:  3.10 In. Shipping Width:  2.20 In...
    SKU:
    C15-3959
    Amps:
    125 A
    Interrupting Rating:
    22 kA
    Mounting:
    Plug-On
    Poles:
    2
    Size:
    2.2 Inch Width x 3.1 Inch Depth x 3 Inch Height
    Terminal Type:
    Thermal Magnetic
    Type:
    Non-Interchangeable Trip
    Used On:
    BR Load Center
    Volts:
    120/240 V
    Gauge:
    4 to 2/0 AWG Copper/Aluminum at 60 Deg C
    Specification/Technical:
    Eaton_00467_1_SPEC.pdf
    Current Rating:
    125 A
    Catalog:
    Eaton_00071_V1T1_83_V1T1_84_CAT.pdf
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Wire Size:
    4 to 2/0 AWG Copper/Aluminum at 60 Deg C
    Short Description:
    EATON BR THERMAL MAGNETIC CIRCUIT BREAkER,QUICkLAG TYPE BRHX CIRCUIT BREAkER,125
    Country of Origin:
    Dominican Republic
    MSRP $1,095.00
    Surplus $99.96
    Qty in Cart: 0
    Price:
    MSRP $1,095.00
    Surplus $99.96
  • Eaton BRX2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph Eaton BRX2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph

    Eaton BRX2125 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph

    MSRP $2,550.00
    Surplus $106.29
    SKU:  C15-1359 Brand:  Eaton MPN:  BRX2125 UPC:  786685926827 Shipping Weight:  0.50 lbs. Shipping Height:  3.00 In. Shipping Length:  3.00 In. Shipping Width:  2.00 In...
    SKU:
    C15-1359
    Approval:
    UL E7819
    Amps:
    125 A
    Interrupting Rating:
    65 kA
    Mounting:
    Plug-On
    Poles:
    2
    Size:
    2 Inch Width x 3 Inch Depth x 3 Inch Height
    Terminal Type:
    Thermal Magnetic
    Type:
    Common Trip
    Used On:
    BR Load Center
    Volts:
    120/240 VAC 50/60 Hertz
    Gauge:
    4 to 2/0 AWG Copper/Aluminum at 60/75 Deg C
    Catalog:
    Eaton_00071_V1T1_83_V1T1_84_CAT.pdf
    Wire Size:
    4 to 2/0 AWG Copper/Aluminum at 60/75 Deg C
    Current Rating:
    125 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    EATON BR THERMAL MAGNETIC CIRCUIT BREAkER, THERMAL-MAGNETIC CIRCUIT BREAkER,125
    Series:
    BR
    Country of Origin:
    Dominican Republic
    MSRP $2,550.00
    Surplus $106.29
    Qty in Cart: 0
    Price:
    MSRP $2,550.00
    Surplus $106.29
  • Eaton CH2125 Miniature Circuit Breakers (MCBs) CH 2P 125A 120V 50/60Hz 1Ph EA Eaton CH2125 Miniature Circuit Breakers (MCBs) CH 2P 125A 120V 50/60Hz 1Ph EA

    Eaton CH2125 Miniature Circuit Breakers (MCBs) CH 2P 125A 120V 50/60Hz 1Ph EA

    MSRP $630.30
    Surplus $146.25
    SKU:  C15-1396 Brand:  Eaton MPN:  CH2125 UPC:  782113298788 Shipping Weight:  0.60 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  2.00 In...
    SKU:
    C15-1396
    Series:
    CH
    Type:
    Main
    Approval:
    UL 489
    Approval:
    CSA
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    CH Series Load Center
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    10 to 1/0 AWG (Copper/Aluminum)
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic
    Catalog:
    Eaton_00071_V1T1_36_V1T1_37_CAT.pdf
    TS PIK:
    534871
    Current Rating:
    125 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Country of Origin:
    Dominican Republic
    MSRP $630.30
    Surplus $146.25
    Qty in Cart: 0
    Price:
    MSRP $630.30
    Surplus $146.25
  • Square D HOM2125 Miniature Circuit Breakers (MCBs) EA Square D HOM2125 Miniature Circuit Breakers (MCBs) EA

    Square D HOM2125 Miniature Circuit Breakers (MCBs) EA

    MSRP $369.00
    Surplus $159.60
    Square D HOM2125 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU:  C15-8948 Brand:  Square D MPN:  HOM2125 UPC:  785901065791 Shipping Weight:  0.85 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-8948
    Type:
    Standard, Common Trip
    Terminal Type:
    Box Lug
    Voltage Rating:
    120/240 VAC
    Mounting:
    Plug-On
    Current Rating:
    125 A
    Number of Poles:
    1
    Interrupting Rating:
    10 kA
    Used On:
    Load Center
    Wire Size:
    4 to 2/0 AWG (Aluminum/Copper)
    Size:
    1 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
    Short Description:
    120/240 VAC, 125 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Standard
    Catalog:
    SchneiderElectric_00257_1_19_1_37_1_39_CAT.pdf
    Data Sheet:
    SchneiderElectric-SquareD_13438_1_2_DATA.pdf
    Installation/Operator:
    SchneiderElectric-SquareD_00099_INST.pdf
    Country of Origin:
    Mexico
    Approval:
    UL
    MSRP $369.00
    Surplus $159.60
    Qty in Cart: 0
    Price:
    MSRP $369.00
    Surplus $159.60
  • Eaton BJ2125 Molded Case Breakers (MCCBs) BJ 2P 125A 240V 50/60Hz 2Ph Eaton BJ2125 Molded Case Breakers (MCCBs) BJ 2P 125A 240V 50/60Hz 2Ph

    Eaton BJ2125 Molded Case Breakers (MCCBs) BJ 2P 125A 240V 50/60Hz 2Ph

    MSRP $680.00
    Surplus $490.00
    SKU:  C15-1131 Brand:  Eaton MPN:  BJ2125 UPC:  786676367004 Shipping Weight:  1.80 lbs. Shipping Height:  3.00 In. Shipping Length:  7.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-1131
    Type:
    BJ
    Voltage Rating:
    120/240 VAC
    Mounting:
    Plug-On
    Current Rating:
    125 A
    Number of Poles:
    2
    Wire Size:
    2 AWG to 300 KCMIL (Aluminum/Copper)
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Main
    Catalog:
    Eaton_36620_V1T1_83_V1T1_90_V1T1_91_CAT.pdf
    Specification/Technical:
    Eaton_37532_1_2_SPEC.pdf
    Interrupting Rating:
    10 kA
    Series:
    BJ
    Used On:
    BR Series Loadcenter
    Approval:
    UL 489
    Country of Origin:
    Dominican Republic
    MSRP $680.00
    Surplus $490.00
    Qty in Cart: 0
    Price:
    MSRP $680.00
    Surplus $490.00
  • Eaton BRH2125 Miniature Circuit Breakers (MCBs) EA Eaton BRH2125 Miniature Circuit Breakers (MCBs) EA

    Eaton BRH2125 Miniature Circuit Breakers (MCBs) EA

    MSRP $1,086.05
    Surplus $136.50
    SKU:  C15-1304 Brand:  Eaton MPN:  BRH2125 UPC:  78667637395 Shipping Weight:  0.60 lbs. Shipping Height:  3.00 In. Shipping Length:  3.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-1304
    Series:
    BRH
    Type:
    Thermal Magnetic
    Type:
    Common/Independent Trip
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    22 kA
    Wire Size:
    4 to 2/0 AWG (Copper/Aluminum)
    Short Description:
    120/240 VAC, 125 A, 22 kA, 2-Pole, Plug-On Mount, Common Trip
    Catalog:
    Eaton_36620_V1T1_56_V1T1_84_CAT.pdf
    TS PIK:
    21494037
    Number of Poles:
    2
    Current Rating:
    125 A
    Voltage Rating:
    120/240 VAC
    Country of Origin:
    Dominican Republic
    MSRP $1,086.05
    Surplus $136.50
    Qty in Cart: 0
    Price:
    MSRP $1,086.05
    Surplus $136.50
  • Eaton BW2125 Main Breakers Eaton BW2125 Main Breakers

    Eaton BW2125 Main Breakers

    MSRP $636.00
    Surplus $130.65
    SKU:  C15-3006 Brand:  Eaton MPN:  BW2125 UPC:  786676460361 Shipping Weight:  2.55 lbs. Shipping Height:  5.00 In. Shipping Length:  6.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-3006
    Series:
    BW
    Type:
    Main
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    Current Rating:
    125 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Plug-On Mount, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T4_37_V1T4_38_V1T4_56_V1T4_60_CAT.pdf
    TS PIK:
    109640220
    Country of Origin:
    United States
    MSRP $636.00
    Surplus $130.65
    Qty in Cart: 0
    Price:
    MSRP $636.00
    Surplus $130.65
  • Eaton CHH2125H2X Molded Case Breakers (MCCBs) CHH 2P 125A 240V 50/60Hz 2Ph Eaton CHH2125H2X Molded Case Breakers (MCCBs) CHH 2P 125A 240V 50/60Hz 2Ph

    Eaton CHH2125H2X Molded Case Breakers (MCCBs) CHH 2P 125A 240V 50/60Hz 2Ph

    MSRP $2,650.00
    Surplus $525.72
    Eaton CHH2125H2X Molded Case Breakers (MCCBs) CHH 2P 125A 240V 50/60Hz 2Ph​ ARCA SKU:  C15-4087 Brand:  Eaton MPN:  CHH2125H2X UPC:  782113032023 Shipping Weight:  4.25 Shipping Height:  6.00 In...
    SKU:
    C15-4087
    Series:
    CHH
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    1MP/1MM/3MM Series 200 A Modular Meter Stack
    Poles:
    2
    Mounting:
    Bolt-On
    Interrupting Rating:
    25 kA
    Short Description:
    120/240 VAC, 125 A, 25 kA, 2-Pole, Bolt-On Mount, Main Tenant
    Catalog:
    Eaton_00062_14_CAT.pdf
    Installation/Operator:
    Eaton_00008_INST.pdf
    Manufacturer Warranty:
    Eaton_00009_WARR.pdf
    Current Rating:
    125 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Country of Origin:
    Dominican Republic
    MSRP $2,650.00
    Surplus $525.72
    Qty in Cart: 0
    Price:
    MSRP $2,650.00
    Surplus $525.72
  • Eaton CSH2125N Main Breakers Eaton CSH2125N Main Breakers

    Eaton CSH2125N Main Breakers

    MSRP $1,508.00
    Surplus $189.24
    SKU:  C15-3268 Brand:  Eaton MPN:  CSH2125N UPC:  786685229126 Shipping Weight:  2.80 lbs. Shipping Height:  6.00 In. Shipping Length:  7.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-3268
    Series:
    CSH
    Type:
    Main
    Approval:
    UL 489
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    ECB Unit Enclosure
    Poles:
    2
    Interrupting Rating:
    35 kA
    Installation:
    Bottom/Top
    Voltage Rating:
    120/240 VAC
    Current Rating:
    125 A
    Short Description:
    120/240 VAC 60 Hz, 125 A, 35 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
    Number of Poles:
    2
    Catalog:
    Eaton_36620_V1T1_11_V1T1_12_V1T4_38_CAT.pdf
    TS PIK:
    120758350
    MSRP $1,508.00
    Surplus $189.24
    Qty in Cart: 0
    Price:
    MSRP $1,508.00
    Surplus $189.24
  • GE TQD32125 Molded Case Breakers (MCCBs) TQD 3P 125A 240V 50/60Hz 3Ph GE TQD32125 Molded Case Breakers (MCCBs) TQD 3P 125A 240V 50/60Hz 3Ph

    GE TQD32125 Molded Case Breakers (MCCBs) TQD 3P 125A 240V 50/60Hz 3Ph

    MSRP $1,234.00
    Surplus $94.08
    SKU:  C15-3071 Brand:  GE MPN:  TQD32125 UPC:  783164021288 Shipping Weight:  3.00 lbs. Shipping Height:  3.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-3071
    Type:
    Thermal Magnetic
    Approval:
    UL
    Volts:
    120/240 VAC
    Amps:
    32 A
    Poles:
    3
    Interrupting Rating:
    10 kA at 120/240 VAC
    Terminal Type:
    Copper/Aluminum Line and Load Lug
    Frame Type:
    Q-Line
    Maximum AC Voltage Rating:
    240 V
    Short Description:
    240 V, 125 A, 10 kA, 3-Pole, TQD Frame, Tenant Main
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    3
    Current Rating:
    125 A
    Country of Origin:
    USA
    MSRP $1,234.00
    Surplus $94.08
    Qty in Cart: 0
    Price:
    MSRP $1,234.00
    Surplus $94.08
  • Siemens B2125H Miniature Circuit Breakers (MCBs) Siemens B2125H Miniature Circuit Breakers (MCBs)

    Siemens B2125H Miniature Circuit Breakers (MCBs)

    MSRP $2,129.00
    Surplus $156.00
    SKU:  C15-7395 Brand:  Siemens MPN:  B2125H UPC:  78364354124 Shipping Weight:  0.90 lbs. Shipping Height:  2.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-7395
    TS PIK:
    106248788
    Used On:
    Panelboard
    Catalog:
    SiemensAG_01796_7_29-7_35_CAT.pdf
    Data Sheet:
    SiemensAG_09756_1_2_DATA.pdf
    Current Rating:
    125 A
    Installation/Operator:
    SiemensAG_00053_INST.pdf
    Interrupting Rating:
    22 kA
    Type:
    Main, Branch
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Country of Origin:
    Mexico
    Application:
    Electrical Distribution
    Short Description:
    BREAKER 125A 2P 120/240V 22K BLH
    Approval:
    UL 489
    Installation:
    Bolt-On
    MSRP $2,129.00
    Surplus $156.00
    Qty in Cart: 0
    Price:
    MSRP $2,129.00
    Surplus $156.00
  • Siemens BQ2B125 Miniature Circuit Breakers (MCBs) Siemens BQ2B125 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B125 Miniature Circuit Breakers (MCBs)

    MSRP $1,053.00
    Surplus $126.75
    SKU:  C15-8751 Brand:  Siemens MPN:  BQ2B125 UPC:  78364316124 Shipping Weight:  0.70 lbs. Shipping Height:  2.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-8751
    TS PIK:
    115495142
    Data Sheet:
    SiemensAG_05386_1_DATA.pdf
    Voltage Rating:
    120/240 VAC
    Size:
    3 Inch W x 4 Inch D x 2 Inch H
    Current Rating:
    125 A
    Number of Poles:
    2
    Mounting:
    Bolt-On
    Terminal Type:
    Load Lug
    Type:
    Molded Case
    Interrupting Rating:
    10 kA at 120/240 VAC
    Catalog:
    SiemensAG_01698_17_1_17_7_CAT.pdf
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Load Lug Terminal, BQ Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
    Country of Origin:
    Mexico
    Approval:
    UL 489
    MSRP $1,053.00
    Surplus $126.75
    Qty in Cart: 0
    Price:
    MSRP $1,053.00
    Surplus $126.75

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