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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  • Square D QO345 Miniature Circuit Breakers (MCBs)
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    Square D QO345 Miniature Circuit Breakers (MCBs)

    MSRP $248.00
    Surplus $91.04
    Square D QO345 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-6588 Brand:  Square D MPN:  QO345 UPC:  78590101248 Shipping Weight:  0.85 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-6588
    TS PIK:
    109595139
    Series:
    QO
    Short Description:
    120/240 VAC 50/60 Hz, 48 VDC, 45 A, 5/10 kA Interrupt, 3-Pole, 8 to 2 AWG Copper/Aluminum, Plug-In Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
    Type:
    Common Trip, Miniature, Standard
    Voltage Rating:
    120/240 VAC
    Terminal Type:
    Box Lug
    Mounting:
    Plug-On
    Current Rating:
    45 A
    Used On:
    QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
    Wire Size:
    8 to 2 AWG (Copper/Aluminum)
    Number of Poles:
    3
    Data Sheet:
    SchneiderElectric-SquareD_53602_1_2_DATA.pdf
    Installation/Operator:
    SchneiderElectric-SquareD_01265_INST.pdf
    Interrupting Rating:
    5/10 kA
    Catalog:
    SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
    Size:
    2.24 Inch Width x 2.91 Inch Depth x 3.11 Inch Height
    Country of Origin:
    United States
    MSRP $248.00
    Surplus $91.04
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    Qty in Cart: 0
    Price:
    MSRP $248.00
    Surplus $91.04
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    GE THHQB32045 Miniature Circuit Breakers (MCBs)
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    GE THHQB32045 Miniature Circuit Breakers (MCBs)

    MSRP $1,020.00
    Surplus $183.54
    SKU:  C15-10201 Brand:  GE MPN:  THHQB32045 UPC:  78316411861 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10201
    TS PIK:
    112128217
    Interrupting Rating:
    22 kA at 120/240 VAC
    Short Description:
    120/240 VAC, 45 A, 22 kA Interrupt, 3-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
    Type:
    Thermal Magnetic, Compact
    Number of Poles:
    3
    Approval:
    UL
    Terminal Type:
    Bolt-On
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
    Frame Type:
    Q-Line
    CAD Drawings:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
    Current Rating:
    45 A
    Maximum AC Voltage Rating:
    240 V
    Voltage Rating:
    120/240 VAC
    Installation/Operator:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00025_INST.pdf
    MSRP $1,020.00
    Surplus $183.54
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    Qty in Cart: 0
    Price:
    MSRP $1,020.00
    Surplus $183.54
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    GE THHQC32045WL Molded Case Breakers (MCCBs)
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    GE THHQC32045WL Molded Case Breakers (MCCBs)

    MSRP $906.00
    Surplus $244.62
    SKU:  C15-14408 Brand:  GE MPN:  THHQC32045WL UPC:  78316411816 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-14408
    Approval:
    UL
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_10480_6_4_6_6_6_36_CAT.pdf
    Voltage Rating:
    120/240 VAC
    Frame Type:
    Q-Line
    Short Description:
    240 VAC, 45 A, 22 kA, 3-Pole, Copper/Aluminum Line and Load Lug Terminal, Q-Line Frame, LI Trip Function, 35 MM DIN Rail Mount, Molded Case, Fixed Thermal Magnetic, Compact, Internal Common/Non-Interchangeable Trip, Miniature Circuit Breaker
    Terminal Type:
    Lug
    Maximum AC Voltage Rating:
    240 V
    Interrupting Rating:
    22 kA at 120/240 VAC
    Type:
    Thermal Magnetic, Compact
    Current Rating:
    45 A
    CAD Drawings:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_04206_1_CAD.pdf
    Number of Poles:
    3
    MSRP $906.00
    Surplus $244.62
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    Qty in Cart: 0
    Price:
    MSRP $906.00
    Surplus $244.62
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    GE THHQL32045 Molded Case Breakers (MCCBs)
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    GE THHQL32045 Molded Case Breakers (MCCBs)

    MSRP $513.00
    Surplus $138.51
    SKU:  C15-14237 Brand:  GE MPN:  THHQL32045 UPC:  78316411772 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-14237
    Short Description:
    120/240 VAC, 45 A, 22 kA, 3-Pole, 8 to 3 AWG, Q-Line Frame, Plug-On Terminal, Thermal Magnetic, Compact, Non-Interchangeable Circuit Breaker
    Current Rating:
    45 A
    Number of Poles:
    3
    Interrupting Rating:
    22 kA at 120/240 VAC
    Maximum AC Voltage Rating:
    240 V
    Voltage Rating:
    120/240 VAC
    Approval:
    UL
    Terminal Type:
    Plug-On
    Type:
    Thermal Magnetic, Compact
    Frame Type:
    Q-Line
    MSRP $513.00
    Surplus $138.51
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    Qty in Cart: 0
    Price:
    MSRP $513.00
    Surplus $138.51
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    GE THQC32045WL Din Rail Mounted Circuit Breakers
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    GE THQC32045WL Din Rail Mounted Circuit Breakers

    MSRP $406.00
    Surplus $125.66
    SKU:  C15-10233 Brand:  GE MPN:  THQC32045WL UPC:  78316406020 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10233
    TS PIK:
    112126193
    Country of Origin:
    United States
    Interrupting Rating:
    10 kA at 120/240 VAC
    Type:
    Thermal Magnetic, Compact
    Approval:
    UL
    Current Rating:
    45 A
    Short Description:
    240 VAC, 45 A, 10 kA, 3-Pole, Copper/Aluminum Line and Load Lug Terminal, Q-Line Frame, LI Trip Function, 35 MM DIN Rail Mount, Molded Case, Fixed Thermal Magnetic, Compact, Internal Common/Non-Interchangeable Trip, Miniature Circuit Breaker
    Voltage Rating:
    120/240 VAC
    Terminal Type:
    Lug
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_10480_6_4_6_6_6_36_CAT.pdf
    Number of Poles:
    3
    Maximum AC Voltage Rating:
    240 V
    Frame Type:
    Q-Line
    MSRP $406.00
    Surplus $125.66
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    Qty in Cart: 0
    Price:
    MSRP $406.00
    Surplus $125.66
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    GE THQL32045 Miniature Circuit Breakers (MCBs)
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    GE THQL32045 Miniature Circuit Breakers (MCBs)

    MSRP $97.44
    Surplus $64.80
    SKU:  C15-10255 Brand:  GE MPN:  THQL32045 UPC:  78316406035 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10255
    TS PIK:
    555493
    Number of Poles:
    3
    Current Rating:
    45 A
    Terminal Type:
    Plug-On
    Short Description:
    240 VAC, 45 A, 10 kA Interrupt, 3-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Plug-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Feeder Molded Case Circuit Breaker
    Approval:
    UL
    Type:
    Thermal Magnetic, Compact
    Voltage Rating:
    120/240 VAC
    CAD Drawings:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_01789_1_CAD.pdf
    Catalog:
    ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_1_7_CAT.pdf
    Interrupting Rating:
    10 kA at 120/240 VAC
    Maximum AC Voltage Rating:
    240 V
    Frame Type:
    Q-Line
    MSRP $97.44
    Surplus $64.80
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    Qty in Cart: 0
    Price:
    MSRP $97.44
    Surplus $64.80
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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.