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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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    Cutler-Hammer BR315 Miniature Circuit Breakers (MCBs)
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    Cutler-Hammer BR315 Miniature Circuit Breakers (MCBs)

    MSRP $269.10
    Surplus $109.20
    SKU:  C15-11464 Brand:  Cutler-Hammer MPN:  BR315 UPC:  786676367707 Shipping Weight:  0.95 lbs. Shipping Height:  3.00 In. Shipping Length:  3.00 In. Shipping Width:  3.00...
    SKU:
    C15-11464
    TS PIK:
    21493894
    Type:
    Common Trip
    Voltage Rating:
    240 V AC
    Short Description:
    240 VAC, 15 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Circuit Breaker
    Series:
    BR
    Used On:
    BR Series Load Center
    Catalog:
    Eaton_36620_V1T1_85_CAT.pdf
    Mounting:
    1 Inch Plug-On
    Current Rating:
    15 A
    Number of Poles:
    3
    Interrupting Rating:
    10 kA
    Wire Size:
    14 to 4 AWG (Copper/Aluminum)
    MSRP $269.10
    Surplus $109.20
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    Qty in Cart: 0
    Price:
    MSRP $269.10
    Surplus $109.20
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    Eaton BR350ST Miniature Circuit Breakers (MCBs) BR 3P 50A 240V 50/60Hz 3Ph EA Shunt Trip Eaton BR350ST Miniature Circuit Breakers (MCBs) BR 3P 50A 240V 50/60Hz 3Ph EA Shunt Trip
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    Eaton BR350ST Miniature Circuit Breakers (MCBs) BR 3P 50A 240V 50/60Hz 3Ph EA Shunt Trip

    MSRP $678.57
    Surplus $56.89
    Eaton BR350ST Miniature Circuit Breakers (MCBs) BR 3P 50A 240V 50/60Hz 3Ph EA Shunt Trip​ ARCA SKU:  C15-3642 Brand:  Eaton MPN:  BR350ST UPC:  786676003421 Shipping Weight:  1.35 lbs. Shipping...
    SKU:
    C15-3642
    Series:
    BR
    Type:
    Thermal Magnetic
    Type:
    Common Trip
    Approval:
    UL 489
    Volts:
    240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    3
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    14 to 4 AWG (Copper/Aluminum)
    Short Description:
    240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Shunt Trip, Duplex, Thermal Magnetic
    Catalog:
    Eaton_36620_V1T1_84_CAT.pdf
    Voltage Rating:
    240 V AC
    Number of Poles:
    3
    Current Rating:
    50 A
    MSRP $678.57
    Surplus $56.89
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    Qty in Cart: 0
    Price:
    MSRP $678.57
    Surplus $56.89
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    Eaton CH370ST Miniature Circuit Breakers (MCBs)
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    Eaton CH370ST Miniature Circuit Breakers (MCBs)

    MSRP $456.75
    Surplus $123.32
    SKU:  C15-15748 Brand:  Eaton MPN:  CH370ST UPC:  78211332838 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15748
    Used On:
    CH Load Center
    Type:
    Thermal Magnetic, Shunt Trip
    Interrupting Rating:
    10 kA
    Current Rating:
    70 A
    Voltage Rating:
    240 V AC
    Mounting:
    3/4 Inch Plug-On
    Wire Size:
    10 to 1/0 AWG Copper/Aluminum
    Size:
    3.5 Inch Width x 4.8 Inch Depth x 3.5 Inch Height
    Catalog:
    Eaton-CutlerHammer_00031_V1T1_36_V1T1_37_V1T1_43_CAT.pdf
    Number of Poles:
    3
    Approval:
    UL 489
    Short Description:
    EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,TYPE CH 3/4-INCH STANDARD CIRCUIT BREA
    MSRP $456.75
    Surplus $123.32
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    Qty in Cart: 0
    Price:
    MSRP $456.75
    Surplus $123.32
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    Eaton CHB3080 Miniature Circuit Breakers (MCBs)
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    Eaton CHB3080 Miniature Circuit Breakers (MCBs)

    MSRP $676.18
    Surplus $164.30
    SKU:  C15-19163 Brand:  Eaton MPN:  CHB3080 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-19163
    Type:
    Molded Case
    Series:
    CHB
    Current Rating:
    80 A
    Interrupting Rating:
    10 kA at 240 V AC
    Number of Poles:
    3
    Mounting:
    Bolt-On
    Used On:
    CH Series Load Centre, PB Panel board
    Approval:
    UL 489
    Voltage Rating:
    240 V AC
    Wire Size:
    4 to 1/0 AWG
    Short Description:
    240 VAC, 80 A, 3-Pole, 10 kA, Bolt-On Mount, Molded Case Circuit Breaker
    Catalog:
    Eaton_03653_V12T3_9_CAT.pdf
    MSRP $676.18
    Surplus $164.30
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    Qty in Cart: 0
    Price:
    MSRP $676.18
    Surplus $164.30
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    Siemens B370H00S01 Miniature Circuit Breakers (MCBs) B 3P 70A 120/240V 50/60Hz 3Ph 1BOX
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    Siemens B370H00S01 Miniature Circuit Breakers (MCBs) B 3P 70A 120/240V 50/60Hz 3Ph 1BOX

    MSRP $1,471.00
    Surplus $392.35
    Siemens B370H00S01 Miniature Circuit Breakers (MCBs) B 3P 70A 120/240V 50/60Hz 3Ph 1BOX​ ARCA SKU:  C15-4913 Brand:  Siemens MPN:  B370H00S01 UPC:  783643269002 Shipping Weight:  1.55 Shipping...
    SKU:
    C15-4913
    Application:
    Lighting
    Application:
    Distribution
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Amps:
    70 A
    Installation:
    Bolt-On
    Interrupting Rating:
    22 kA at 240 V AC
    Poles:
    3
    Trip Setting:
    0
    Type:
    Molded Case
    Type:
    Low Voltage
    Type:
    Thermal Magnetic
    Used On:
    Panelboard
    Volts:
    240 VAC
    Data Sheet:
    SiemensAG_09786_1_2_DATA.pdf
    Installation/Operator:
    SiemensAG_00053_INST.pdf
    Number of Poles:
    3
    Voltage Rating:
    240 V AC
    Current Rating:
    70 A
    Catalog:
    SiemensAG_01829_5_21_10_16_CAT.pdf
    MSRP $1,471.00
    Surplus $392.35
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    Qty in Cart: 0
    Price:
    MSRP $1,471.00
    Surplus $392.35
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    Siemens BQ3B080H Miniature Circuit Breakers (MCBs) Siemens BQ3B080H Miniature Circuit Breakers (MCBs)
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    Siemens BQ3B080H Miniature Circuit Breakers (MCBs)

    MSRP $215.25
    Surplus $34.87
    SKU:  C15-18980 Brand:  Siemens MPN:  BQ3B080H UPC:  78364322484 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-18980
    Terminal Type:
    Load Lug
    Approval:
    UL 489
    Country of Origin:
    MEX
    Current Rating:
    80 A
    Short Description:
    BRKR BQH 3P 240V 80A 22K
    Catalog:
    SiemensAG_09175_0_8_17_1_17_7_17_8_17_133_CAT.pdf
    Maximum AC Voltage Rating:
    240 V
    Interrupting Rating:
    22 kA
    Number of Poles:
    3
    Data Sheet:
    SiemensAG_09566_1_2_DATA.pdf
    Size:
    3 Inch Width x 3 Inch Depth x 4 Inch Height
    Voltage Rating:
    240 V AC
    Type:
    Molded Case, Low Vage, Common Trip, Circuit Protector
    MSRP $215.25
    Surplus $34.87
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    Qty in Cart: 0
    Price:
    MSRP $215.25
    Surplus $34.87
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    Siemens Q380 Molded Case Breakers (MCCBs)
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    Siemens Q380 Molded Case Breakers (MCCBs)

    MSRP $407.00
    Surplus $109.89
    SKU:  C15-19056 Brand:  Siemens MPN:  Q380 UPC:  78364315676 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-19056
    Size:
    3.8 Inch Width x 12.9 Inch Depth x 3.5 Inch Height
    Approval:
    UL 489
    Catalog:
    SiemensAG_00876_1_12_CAT.pdf
    Interrupting Rating:
    10 kA
    Frame Type:
    QP
    Data Sheet:
    SiemensAG_01652_1_DATA.pdf
    Short Description:
    240 VAC, 80 A, 10 kA Interrupt, 3-Pole, Load Centre Main, Feeder, Thermal Magnetic, Common Trip, Miniature Circuit Breaker
    Country of Origin:
    MEX
    Current Rating:
    80 A
    Terminal Type:
    Load Side Lug
    Voltage Rating:
    240 V AC
    Number of Poles:
    3
    Maximum AC Voltage Rating:
    240 V
    Type:
    Miniature, Thermal Magnetic, Low Vage
    MSRP $407.00
    Surplus $109.89
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    Qty in Cart: 0
    Price:
    MSRP $407.00
    Surplus $109.89
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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.