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.

  • Product
  • Qty in Cart
  • Price
  • Cutler-Hammer BAB3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V NULL EA Cutler-Hammer BAB3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V NULL EA
    See Availability
    Quick view

    Cutler-Hammer BAB3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V NULL EA

    MSRP $651.15
    Surplus $100.89
    SKU:  C15-1110 Brand:  Cutler-Hammer MPN:  BAB3100H UPC:  78667930400 Shipping Weight:  1.10 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00...
    SKU:
    C15-1110
    Series:
    BAB
    Type:
    Thermal Magnetic
    Type:
    Non-Interchangeable Trip
    Type:
    Miniature
    Approval:
    UL 489
    Approval:
    CSA
    Size:
    3 Inch Width x 2.9 Inch Depth x 2.9 Inch Height
    Volts:
    240 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    Bolt-On
    Interrupting Rating:
    10000 A at 240 VAC
    Terminal Type:
    Steel Box Lug Standard Load
    Wire Size:
    8 to 1/0 AWG Copper/Aluminum (Standard Load)
    Short Description:
    240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
    Catalog:
    Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
    TS PIK:
    21508717
    Current Rating:
    100 A
    Number of Poles:
    3
    Voltage Rating:
    240 VAC
    Country of Origin:
    Dominican Republic
    MSRP $651.15
    Surplus $100.89
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $651.15
    Surplus $100.89
    See Availability
  • Siemens B3100 Miniature Circuit Breakers (MCBs) B 3P 100A 240V Siemens B3100 Miniature Circuit Breakers (MCBs) B 3P 100A 240V
    See Availability
    Quick view

    Siemens B3100 Miniature Circuit Breakers (MCBs) B 3P 100A 240V

    MSRP $720.00
    Surplus $96.09
    SKU:  C15-2266 Brand:  Siemens MPN:  B3100 UPC:   Shipping Weight:  0.85 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In. Product...
    SKU:
    C15-2266
    Type:
    Molded Case
    Type:
    Branch
    Type:
    Common Trip
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Volts:
    240 VAC
    Amps:
    32 A
    Used On:
    P1 Panelboard
    Poles:
    3
    Interrupting Rating:
    10 kA
    Application:
    Electrical Distribution
    Installation:
    Bolt-On
    Short Description:
    240 VAC, 100 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case, Branch, Common Trip, Thermal Magnetic
    Catalog:
    SiemensAG_00876_5_18_5_19_CAT.pdf
    Data Sheet:
    SiemensAG_01604_1_DATA.pdf
    Number of Poles:
    3
    Current Rating:
    100 A
    Voltage Rating:
    240 VAC
    Mounting:
    Bolt-On
    Series:
    B
    Country of Origin:
    Mexico
    MSRP $720.00
    Surplus $96.09
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $720.00
    Surplus $96.09
    See Availability
  • Siemens BQ3B100 Miniature Circuit Breakers (MCBs) EA Siemens BQ3B100 Miniature Circuit Breakers (MCBs) EA
    See Availability
    Quick view

    Siemens BQ3B100 Miniature Circuit Breakers (MCBs) EA

    MSRP $252.94
    Surplus $184.03
    SKU:  C15-6235 Brand:  Siemens MPN:  BQ3B100 UPC:  78364310266 Shipping Weight:  1.05 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-6235
    TS PIK:
    117726856
    Data Sheet:
    SiemensAG_05408_1_DATA.pdf
    Current Rating:
    100 A
    Type:
    Molded Case, Thermal and Fixed Magnetic Trip, Common Trip
    Catalog:
    SiemensAG_01698_17_1_17_7_CAT.pdf
    Interrupting Rating:
    10 kA at 240 VAC Symmetrical (UL)
    Series:
    BQ
    Number of Poles:
    3
    Mounting:
    Bolt-On
    Terminal Type:
    Load Lug
    Voltage Rating:
    240 VAC at 60 Hz
    Wire Size:
    4 to 1/0 AWG (Copper), 2 to 1/0 AWG (Aluminum)
    Short Description:
    240 VAC, 100 A, 10 kA, 3-Pole, Load Lug Terminal, BQ Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
    Country of Origin:
    Mexico
    MSRP $252.94
    Surplus $184.03
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $252.94
    Surplus $184.03
    See Availability
  • Contact Us For Quote
    Eaton BAB3100H Miniature Circuit Breakers (MCBs) EA
    Quick view

    Eaton BAB3100H Miniature Circuit Breakers (MCBs) EA

    MSRP $879.93
    Surplus $198.17
    SKU:  C15-11043 Brand:  Eaton MPN:  BAB3100H UPC:   Shipping Weight:  1.10 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00 In. Product...
    SKU:
    C15-11043
    TS PIK:
    21508717
    Series:
    BAB
    Mounting:
    Bolt-On
    Short Description:
    240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
    Voltage Rating:
    240 VAC
    Type:
    Thermal Magnetic, Non-Interchangeable Trip, Miniature
    Size:
    3 Inch Width x 2.9 Inch Depth x 2.9 Inch Height
    Catalog:
    Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
    Terminal Type:
    Steel Box Lug Standard Load
    Interrupting Rating:
    10000 A at 240 VAC
    Number of Poles:
    3
    Current Rating:
    100 A
    Wire Size:
    8 to 1/0 AWG Copper/Aluminum (Standard Load)
    MSRP $879.93
    Surplus $198.17
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $879.93
    Surplus $198.17
    Contact Us For Quote
  • Eaton BAB3100HS Miniature Circuit Breakers (MCBs) BA 3P 100A 240V 50/60Hz 3Ph EA Eaton BAB3100HS Miniature Circuit Breakers (MCBs) BA 3P 100A 240V 50/60Hz 3Ph EA
    See Availability
    Quick view

    Eaton BAB3100HS Miniature Circuit Breakers (MCBs) BA 3P 100A 240V 50/60Hz 3Ph EA

    MSRP $1,073.84
    Surplus $396.24
    SKU:  C15-3883 Brand:  Eaton MPN:  BAB3100HS UPC:  786679509722 Shipping Weight:  1.40 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-3883
    Series:
    BAB
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA
    Volts:
    240 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    Bolt-On
    Interrupting Rating:
    10000 A at 240 VAC
    Terminal Type:
    Extended Tang Line Terminal
    Terminal Type:
    Box Lug Load Terminal
    Wire Size:
    8 to 1/0 AWG (Aluminum/Copper
    Wire Size:
    Load)
    Short Description:
    240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature
    Catalog:
    Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
    Current Rating:
    100 A
    Voltage Rating:
    240 VAC
    Number of Poles:
    3
    TS PIK:
    107004142
    Country of Origin:
    Dominican Republic
    MSRP $1,073.84
    Surplus $396.24
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,073.84
    Surplus $396.24
    See Availability
  • Contact Us For Quote
    Eaton CHH3100H4X Molded Case Breakers (MCCBs) CHH 3P 100A 240V 50/60Hz 3Ph Eaton CHH3100H4X Molded Case Breakers (MCCBs) CHH 3P 100A 240V 50/60Hz 3Ph
    Quick view

    Eaton CHH3100H4X Molded Case Breakers (MCCBs) CHH 3P 100A 240V 50/60Hz 3Ph

    MSRP $4,750.00
    Surplus $786.32
    SKU:  C15-2926 Brand:  Eaton MPN:  CHH3100H4X UPC:  782113032191 Shipping Weight:  5.30 lbs. Shipping Height:  4.00 In. Shipping Length:  8.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-2926
    Series:
    CHH
    Volts:
    208 VAC Star/120 VAC
    Amps:
    32 A
    Used On:
    37 MM/37SS Series Modular Meter Stack
    Poles:
    3
    Mounting:
    Bolt-On
    Interrupting Rating:
    42 kA
    Short Description:
    208 Star/120 VAC, 100 A, 42 kA, 3-Pole, Bolt-On Mount, Main Tenant
    Catalog:
    Eaton_36620_V1T4_124_V1T4_125_V1T4_133_V1T4_134_CAT.pdf
    Installation/Operator:
    Eaton_00418_INST.pdf
    Manufacturer Warranty:
    Eaton_00009_WARR.pdf
    Current Rating:
    100 A
    Voltage Rating:
    208 VAC Star/120 VAC
    Number of Poles:
    3
    MSRP $4,750.00
    Surplus $786.32
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $4,750.00
    Surplus $786.32
    Contact Us For Quote
  • Eaton QBHW3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V EA Eaton QBHW3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V EA
    See Availability
    Quick view

    Eaton QBHW3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V EA

    MSRP $996.58
    Surplus $86.97
    SKU:  C15-4120 Brand:  Eaton MPN:  QBHW3100H UPC:  786679393659 Shipping Weight:  1.15 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-4120
    Series:
    QBHW
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA
    Size:
    2.9 Inch Length x 2.9 Inch Width x 3 Inch Height
    Volts:
    240 VAC
    Amps:
    32 A
    Poles:
    3
    Mounting:
    Bolt-On
    Interrupting Rating:
    22 kA at 240 VAC
    Terminal Type:
    Extended Tang Line
    Terminal Type:
    Box Lug Load
    Wire Size:
    8 to 1/0 AWG (Copper/Aluminum)
    Short Description:
    240 VAC, 100 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
    Catalog:
    Eaton_03771_V4T1_12_CAT.pdf
    TS PIK:
    21510616
    Current Rating:
    100 A
    Number of Poles:
    3
    Voltage Rating:
    240 VAC
    Country of Origin:
    Dominican Republic
    MSRP $996.58
    Surplus $86.97
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $996.58
    Surplus $86.97
    See Availability
  • Contact Us For Quote
    GE TQB32Y100 Miniature Circuit Breakers (MCBs)
    Quick view

    GE TQB32Y100 Miniature Circuit Breakers (MCBs)

    MSRP $845.00
    Surplus $228.15
    SKU:  C15-14496 Brand:  GE MPN:  TQB32Y100 UPC:  78316418921 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-14496
    Number of Poles:
    3
    Interrupting Rating:
    5 kA at 120/240 VAC
    Short Description:
    120/240 VAC, 100 A, 5 kA, 3-Pole, Q-Line Frame, Bolt-On Terminal, Thermal Magnetic, Compact, Circuit Breaker
    Mounting:
    Bolt-On
    Voltage Rating:
    120/240 VAC
    Current Rating:
    100 A
    Terminal Type:
    Bolt-On
    Type:
    Thermal Magnetic, Compact
    Approval:
    UL
    Used On:
    Load Center, Lighting Panelboard
    MSRP $845.00
    Surplus $228.15
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $845.00
    Surplus $228.15
    Contact Us For Quote
  • Contact Us For Quote
    Siemens B3100HH Miniature Circuit Breakers (MCBs) Siemens B3100HH Miniature Circuit Breakers (MCBs)
    Quick view

    Siemens B3100HH Miniature Circuit Breakers (MCBs)

    MSRP $1,812.00
    Surplus $270.50
    SKU:  C15-7397 Brand:  Siemens MPN:  B3100HH UPC:  78364326429 Shipping Weight:  1.05 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-7397
    TS PIK:
    106248809
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Type:
    Molded Case, Thermal and Fixed Magnetic
    Short Description:
    240 VAC, 100 A, 65 kA, 3-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Installation/Operator:
    SiemensAG_00215_INST.pdf
    Current Rating:
    100 A
    Catalog:
    SiemensAG_00564_7_29_CAT.pdf
    Data Sheet:
    SiemensAG_05232_1_DATA.pdf
    Interrupting Rating:
    65 kA at 240 VAC (UL)
    Voltage Rating:
    240 VAC at 50/60 Hz (UL)
    Number of Poles:
    3
    Mounting:
    Bolt-On
    Country of Origin:
    Mexico
    MSRP $1,812.00
    Surplus $270.50
    Contact Us For Quote Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,812.00
    Surplus $270.50
    Contact Us For Quote

Adding your products to cart

View Cart Continue Shopping

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.