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
  • Eaton BAB3050H Miniature Circuit Breakers (MCBs) 3P 50A 240V EA Eaton BAB3050H Miniature Circuit Breakers (MCBs) 3P 50A 240V EA
    See Availability
    Quick view

    Eaton BAB3050H Miniature Circuit Breakers (MCBs) 3P 50A 240V EA

    MSRP $462.43
    Surplus $115.05
    SKU:  C15-1098 Brand:  Eaton MPN:  BAB3050H UPC:  786679303504 Shipping Weight:  0.95 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-1098
    Series:
    BAB
    Type:
    Thermal Magnetic
    Type:
    Interchangeable Trip
    Type:
    Miniature
    Approval:
    UL 489
    Approval:
    CSA
    Size:
    3.2 Inch Width x 3.8 Inch Depth x 4.9 Inch Height
    Volts:
    240 VAC
    Amps:
    32 A
    Used On:
    Distribution Panel
    Poles:
    3
    Mounting:
    Bolt-On
    Interrupting Rating:
    10000 A at 240 VAC
    Terminal Type:
    Steel Box Lug Standard Load
    Wire Size:
    14 to 4 AWG Copper/Aluminum (Standard Load)
    Short Description:
    240 VAC, 50 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:
    21508712
    Voltage Rating:
    240 VAC
    Number of Poles:
    3
    Current Rating:
    50 A
    Country of Origin:
    Dominican Republic
    MSRP $462.43
    Surplus $115.05
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $462.43
    Surplus $115.05
    See Availability
  • GENERAL ELECTRIC TEYL3050B Molded Case Breakers (MCCBs)
    See Availability
    Quick view

    GENERAL ELECTRIC TEYL3050B Molded Case Breakers (MCCBs)

    MSRP $1,743.20
    Surplus $505.05
    SKU:  C15-6968 Brand:  GENERAL ELECTRIC MPN:  TEYL3050B UPC:  78316446258 Shipping Weight:  2.25 lbs. Shipping Height:  3.00 In. Shipping Length:  6.00 In. Shipping Width:  3...
    SKU:
    C15-6968
    TS PIK:
    124253901
    Short Description:
    480/277 VAC, 50 A, 100 kA, 10 to 4 AWG Wire, Copper/Aluminum, 3-Pole, Lug/Bolt-On Terminal, TEYL Frame, Molded Case, Lighting Panel Circuit Breaker
    Voltage Rating:
    120/240 VAC, 480 Star/277 VAC, 125/250 VDC
    Current Rating:
    50 A
    Number of Poles:
    3
    Interrupting Rating:
    65 kA at 480 Star/277 VAC, 100 kA at 120/240 VAC, 42 kA at 125 VDC, 35 kA at 250 VDC
    Type:
    Thermal Magnetic, Compact
    Approval:
    UL
    Country of Origin:
    United States
    MSRP $1,743.20
    Surplus $505.05
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,743.20
    Surplus $505.05
    See Availability
  • Siemens BQD250 Miniature Circuit Breakers (MCBs) 2P 250A
    See Availability
    Quick view

    Siemens BQD250 Miniature Circuit Breakers (MCBs) 2P 250A

    MSRP $680.00
    Surplus $95.55
    Siemens BQD250 Miniature Circuit Breakers (MCBs) 2P 250A​ ARCA SKU:  C15-6161 Brand:  Siemens MPN:  BQD250 UPC:  78364327728 Shipping Weight:  1.30 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-6161
    TS PIK:
    120723903
    Installation/Operator:
    SiemensAG_00221_INST.pdf
    Voltage Rating:
    277/480 VAC 50/60 Hertz, 125/250 VDC
    Used On:
    P1 Panelboard
    Data Sheet:
    SiemensAG_05429_1_DATA.pdf
    Number of Poles:
    2
    Type:
    Molded Case, Thermal and Fixed Magnetic Trip
    Current Rating:
    50 A
    Short Description:
    480 VAC Star/277 VAC, 50 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Catalog:
    SiemensAG_00565_11_16_CAT.pdf
    Series:
    BQD
    Interrupting Rating:
    14 kA
    Country of Origin:
    Mexico
    Application:
    Construction
    Approval:
    UL 489, CSA-C22.2
    MSRP $680.00
    Surplus $95.55
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $680.00
    Surplus $95.55
    See Availability
  • Eaton BAB1050 Miniature Circuit Breakers (MCBs) 1P 50A 120V EA Eaton BAB1050 Miniature Circuit Breakers (MCBs) 1P 50A 120V EA
    See Availability
    Quick view

    Eaton BAB1050 Miniature Circuit Breakers (MCBs) 1P 50A 120V EA

    MSRP $68.42
    Surplus $22.43
    Eaton BAB1050 Miniature Circuit Breakers (MCBs) 1P 50A 120V EA​ ARCA SKU:  C15-1029 Brand:  Eaton MPN:  BAB1050 UPC:  78667930150 Shipping Weight:  0.30 lbs. Shipping Height:  1.00 In...
    SKU:
    C15-1029
    Series:
    BAB
    Type:
    Thermal Magnetic
    Approval:
    UL 489
    Approval:
    CSA
    Volts:
    120/240 VAC
    Amps:
    32 A
    Poles:
    1
    Mounting:
    Bolt-On
    Interrupting Rating:
    10000 A at 120/240 VAC
    Interrupting Rating:
    5000 A at 24 to 48 VDC
    Interrupting Rating:
    3800 A at 62.5 VDC
    Terminal Type:
    Extended Tang Line Terminal
    Terminal Type:
    Box Lug Load Terminal
    Wire Size:
    14 to 4 AWG Aluminum/Copper (Load)
    Short Description:
    120/240 VAC, 50 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
    Catalog:
    Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    1
    Current Rating:
    50 A
    Country of Origin:
    Dominican Republic
    MSRP $68.42
    Surplus $22.43
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $68.42
    Surplus $22.43
    See Availability
  • Eaton CHQ250 Miniature Circuit Breakers (MCBs) 2P 50A EA Eaton CHQ250 Miniature Circuit Breakers (MCBs) 2P 50A EA
    See Availability
    Quick view

    Eaton CHQ250 Miniature Circuit Breakers (MCBs) 2P 50A EA

    MSRP $109.02
    Surplus $24.38
    Eaton CHQ250 Miniature Circuit Breakers (MCBs) 2P 50A EA​ ARCA SKU:  C15-1603 Brand:  Eaton MPN:  CHQ250 UPC:  78211301096 Shipping Weight:  0.55 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-1603
    Series:
    CHQ
    Approval:
    UL 489
    Size:
    1.5 Inch Length x 1.5 Inch Width x 2.7 Inch Height
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    CH Series Type QO Load Center
    Poles:
    2
    Interrupting Rating:
    10 kA at 120/240 VAC
    Wire Size:
    (1) 14 to 8 AWG (Aluminum/Copper)
    Wire Size:
    (2) 14 to 10 AWG (Aluminum/Copper)
    Short Description:
    120/240 VAC, 50 A, 10 kA, 2-Pole, 3/4" Space, Common Trip, Thermal Magnetic, Renewal
    Catalog:
    Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
    TS PIK:
    111008143
    Type:
    Common Trip, Renewal
    Number of Poles:
    2
    Current Rating:
    50 A
    Voltage Rating:
    120/240 VAC
    Installation/Operator:
    Eaton_00008_INST.pdf
    Country of Origin:
    Dominican Republic
    MSRP $109.02
    Surplus $24.38
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $109.02
    Surplus $24.38
    See Availability
  • Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA
    See Availability
    Quick view

    Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA

    MSRP $230.00
    Surplus $12.25
    Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA​ ARCA SKU:  C15-9699 Brand:  Eaton MPN:  FAZ-C50/1-SP UPC:  4015081636792 Shipping Weight:  0.30 lbs. Shipping Height:  1.00 In...
    SKU:
    C15-9699
    TS PIK:
    124653211
    Number of Poles:
    1
    Series:
    FAZ
    Terminal Type:
    Screw
    Interrupting Rating:
    10 kA at 277 VAC, 10 kA at 48 VDC (UL, CSA)
    Size:
    0.7 Inch Width x 3.15 Inch Height
    Catalog:
    Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
    Short Description:
    277/480 VAC 50/60 Hz, 50 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
    Current Rating:
    50 A
    Voltage Rating:
    277 VAC, 48 VDC (UL/CSA)
    Type:
    Current Limiting, Thermal Magnetic
    Country of Origin:
    Germany
    Approval:
    UL 1077, CSA C22.2, CCC
    Mounting:
    DIN Rail
    Trip Setting:
    5 to 10 x Rated Current
    MSRP $230.00
    Surplus $12.25
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $230.00
    Surplus $12.25
    See Availability
  • Eaton GHB2050 Other Circuit Breakers Eaton GHB2050 Other Circuit Breakers
    See Availability
    Quick view

    Eaton GHB2050 Other Circuit Breakers

    MSRP $388.50
    Surplus $304.20
    SKU:  C15-11616 Brand:  Eaton MPN:  GHB2050 UPC:  78667904821 Shipping Weight:  1.10 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-11616
    TS PIK:
    115226629
    Type:
    Molded Case, Thermal Magnetic
    Voltage Rating:
    277/480 VAC, 125/250 VDC
    Size:
    2.3 Inch Width x 3.9 Inch Depth x 4.8 Inch Height
    Terminal Type:
    Aluminum Pressure Line and Load
    Interrupting Rating:
    14 kA at 480 VAC Star/277 VAC/125/250 VDC
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
    Installation/Operator:
    Eaton_00166_INST.pdf
    Series:
    C, GHB
    Current Rating:
    50 A
    Short Description:
    277/480 VAC 50/60 Hz, 125 VDC, 50 A, 14 kA, 2-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
    Number of Poles:
    2
    Approval:
    UL 489, CSA C22.2
    Maximum AC Voltage Rating:
    480 V
    Frame Type:
    G
    Maximum DC Voltage Rating:
    250 V
    Country of Origin:
    United States
    MSRP $388.50
    Surplus $304.20
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $388.50
    Surplus $304.20
    See Availability
  • Square D FA26050AB Miniature Circuit Breakers (MCBs) EA Square D FA26050AB Miniature Circuit Breakers (MCBs) EA
    See Availability
    Quick view

    Square D FA26050AB Miniature Circuit Breakers (MCBs) EA

    MSRP $1,200.00
    Surplus $136.47
    SKU:  C15-10980 Brand:  Square D MPN:  FA26050AB UPC:   Shipping Weight:  3.55 lbs. Shipping Height:  3.00 In. Shipping Length:  9.00 In. Shipping Width:  5.00 In. Product...
    SKU:
    C15-10980
    Interrupting Rating:
    10/25 kA at 240 VAC, 18 kA at 480 VAC Star/277 VAC or 480 VAC, 14 kA at 600 VAC Star/347 VAC or 600 VAC (UL/CSA/NOM); 10 kA at 415 VAC (IEC); 10 kA at 250 VDC
    Short Description:
    600 VAC, 250 VDC, 50 A, 10/14/18/25 kA, 1-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Voltage Rating:
    240/480/600 VAC at 50/60 Hz, 480 VAC Star/277 VAC at 50/60 Hz, 600 VAC Star/347 VAC at 50/60 Hz (UL/CSA/NOM), 415 VAC at 50/60 Hz (IEC), 250 VDC
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_CAT.pdf
    Type:
    Molded Case
    Series:
    FA
    Data Sheet:
    SchneiderElectric-SquareD_04304_1_2_DATA.pdf
    Number of Poles:
    2
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Used On:
    Class 650/651 I-Line Panelboard/Switchboard
    Current Rating:
    50 A
    Approval:
    UL, CSA
    Application:
    Power Distribution
    Trip Setting:
    400 to 850 A
    Country of Origin:
    Mexico
    MSRP $1,200.00
    Surplus $136.47
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,200.00
    Surplus $136.47
    See Availability
  • Square D FH26050AB Molded Case Breakers (MCCBs) Square D FH26050AB Molded Case Breakers (MCCBs)
    See Availability
    Quick view

    Square D FH26050AB Molded Case Breakers (MCCBs)

    MSRP $1,059.00
    Surplus $661.05
    Square D FH26050AB Molded Case Breakers (MCCBs)​ ARCA SKU:  C15-7184 Brand:  Square D MPN:  FH26050AB UPC:   Shipping Weight:  3.75 lbs. Shipping Height:  7.00 In. Shipping...
    SKU:
    C15-7184
    Short Description:
    240/480/600 VAC, 250 VDC, 50 A, 65/25/18/10 kA, 1-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Interrupting Rating:
    18 kA at 600 VAC
    Catalog:
    SchneiderElectric_00256_11_9_CAT.pdf
    Series:
    650, FH
    Type:
    Molded Case, Thermal Magnetic, Main
    Current Rating:
    50 A
    Voltage Rating:
    600 VAC, 250 VDC
    Data Sheet:
    SchneiderElectric-SquareD_04540_1_2_DATA.pdf
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Number of Poles:
    2
    Number of Phases:
    1
    Prop 65 Warning:
    Yes
    Application:
    Construction
    Trip Setting:
    400 A Hold, 850 A Trip
    Approval:
    UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
    Installation:
    Plug-On
    Used On:
    I-Line Panelboard and Switchboard
    Country of Origin:
    Mexico
    MSRP $1,059.00
    Surplus $661.05
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,059.00
    Surplus $661.05
    See Availability
  • Square D FH26050BC Molded Case Breakers (MCCBs) Square D FH26050BC Molded Case Breakers (MCCBs)
    See Availability
    Quick view

    Square D FH26050BC Molded Case Breakers (MCCBs)

    MSRP $959.00
    Surplus $661.05
    Square D FH26050BC Molded Case Breakers (MCCBs)​ ARCA SKU:  C15-7186 Brand:  Square D MPN:  FH26050BC UPC:   Shipping Weight:  4.03 lbs. Shipping Height:  7.00 In. Shipping...
    SKU:
    C15-7186
    Short Description:
    240/480/600 VAC, 250 VDC, 50 A, 65/25/18/10 kA, 4-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Current Rating:
    50 A
    Interrupting Rating:
    65 kA at 120/240 VAC, 25 kA at 480 VAC Star/277 VAC/480 VAC, 18 kA at 600 VAC (UL), 50 kA at 125/250 VDC
    Series:
    650, FH
    Voltage Rating:
    120/240/480/600 VAC, 480 VAC Star/277 VAC (UL), 125/250 VDC
    Number of Poles:
    2
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Data Sheet:
    SchneiderElectric-SquareD_04542_1_2_DATA.pdf
    Type:
    Molded Case, Thermal Magnetic
    Catalog:
    SchneiderElectric_00256_11_9_CAT.pdf
    Prop 65 Warning:
    Yes
    Trip Setting:
    400 to 850 A
    Approval:
    UL, CSA
    Used On:
    Industrial Enclosure, Panelboard, Switchboard, Busway Plug-On Unit, Combination Starter or Motor Control Center
    Application:
    Power Distribution
    Installation:
    Lug Load, I-Line
    Country of Origin:
    Mexico
    MSRP $959.00
    Surplus $661.05
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $959.00
    Surplus $661.05
    See Availability
  • Square D FHL36050 Molded Case Breakers (MCCBs) Square D FHL36050 Molded Case Breakers (MCCBs)
    See Availability
    Quick view

    Square D FHL36050 Molded Case Breakers (MCCBs)

    MSRP $826.26
    Surplus $515.60
    SKU:  C15-6427 Brand:  Square D MPN:  FHL36050 UPC:   Shipping Weight:  4.60 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  6.00 In. Product...
    SKU:
    C15-6427
    Type:
    Thermal Magnetic
    Number of Poles:
    3
    Frame Type:
    F
    Interrupting Rating:
    18 kA at 600 VAC
    Catalog:
    SchneiderElectric_00256_11_8_CAT.pdf
    Current Rating:
    50 A
    Voltage Rating:
    600 VAC, 250 VDC
    Data Sheet:
    SchneiderElectric-SquareD_04576_1_2_DATA.pdf
    Size:
    4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
    Short Description:
    600 VAC, 250 VDC, 50 A, 18/10 kA, 3-Pole, F-Frame, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Terminal Type:
    Lug
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Series:
    FH
    Prop 65 Warning:
    Yes
    Approval:
    UL, CSA, IEC, Federal Specification W-C-375B/GEN
    Country of Origin:
    Mexico
    MSRP $826.26
    Surplus $515.60
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $826.26
    Surplus $515.60
    See Availability
  • THQL2150GFT Miniature Circuit Breakers (MCBs) THQL 50A 120-240 VAC
    See Availability
    Quick view

    THQL2150GFT Miniature Circuit Breakers (MCBs) THQL 50A 120-240 VAC

    MSRP $1,812.94
    Surplus $167.70
    SKU:  C15-3598 Brand:   MPN:  THQL2150GFT UPC:  783164485387 Shipping Weight:  0.90 lbs. Shipping Height:  4.00 In. Shipping Length:  6.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-3598
    Type:
    Thermal Magnetic
    Type:
    Compact
    Approval:
    UL
    Volts:
    120/240 VAC
    Amps:
    32 A
    Poles:
    2
    Interrupting Rating:
    10 kA at 120/240 VAC
    Terminal Type:
    Plug-On
    Frame Type:
    Q-Line
    Maximum AC Voltage Rating:
    240 V
    Short Description:
    120/240 VAC, 50 A, 10 kA, 2-Pole, 8 to 3 AWG Copper/Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Common Trip, Compact, Fixed Thermal Magnetic, Ground Fault, Self-Test
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_32_CAT.pdf
    Installation/Operator:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
    Voltage Rating:
    120/240 VAC
    Current Rating:
    50 A
    Number of Poles:
    2
    Country of Origin:
    Dominican Republic
    MSRP $1,812.94
    Surplus $167.70
    See Availability Quick view
    Qty in Cart: 0
    Price:
    MSRP $1,812.94
    Surplus $167.70
    See Availability

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.