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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    Siemens Q370H Molded Case Breakers (MCCBs)
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    Siemens Q370H Molded Case Breakers (MCCBs)

    MSRP $132.30
    Surplus $35.72
    SKU:  C15-19055 Brand:  Siemens MPN:  Q370H UPC:  78364315647 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-19055
    Country of Origin:
    MEX
    Voltage Rating:
    240 VAC at 50/60 Hz
    Size:
    3 Inch W x 3 Inch D x 3-1/8 Inch H
    Terminal Type:
    Load Lug
    Catalog:
    SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
    Short Description:
    240 VAC, 70 A, 22 kA, 3-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QPH Frame, Common Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
    Data Sheet:
    SiemensAG_07073_1_DATA.pdf
    Number of Poles:
    3
    Mounting:
    Plug-On
    Type:
    Thermal and Fixed Magnetic, Common Trip
    Interrupting Rating:
    22 kA
    Current Rating:
    70 A
    Installation/Operator:
    SiemensAG_00215_INST.pdf
    Approval:
    UL 489, CSA C22.2
    Wire Size:
    8 to 2/0 AWG (Copper/Aluminum)
    Used On:
    Loadcenter
    MSRP $132.30
    Surplus $35.72
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    Qty in Cart: 0
    Price:
    MSRP $132.30
    Surplus $35.72
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    Square D QO3701021 Molded Case Breakers (MCCBs)
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    Square D QO3701021 Molded Case Breakers (MCCBs)

    MSRP $698.00
    Surplus $188.46
    SKU:  C15-18860 Brand:  Square D MPN:  QO3701021 UPC:  78590103057 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-18860
    Voltage Rating:
    240 VAC at 50/60 Hz
    Size:
    2.25 Inch W x 2.91 Inch D x 3 Inch H
    Catalog:
    SchneiderElectric-SquareD_03264_1_3_1_9_CAT.pdf
    Short Description:
    120/240 VAC 50/60 Hz, 70 A, 10 kA Interrupt, 3-Pole, Plug-On Mount, 4-Panel Space, Box Lug Terminal, AC Shunt Trip, Standard, Miniature Circuit Breaker
    Number of Poles:
    3
    Type:
    Common Trip, Thermal Magnetic
    Terminal Type:
    Box Lug
    Interrupting Rating:
    10 kA
    CAD Drawings:
    SchneiderElectric-SquareD_03059_1_CAD.pdf
    Wire Size:
    8 to 2 AWG (Aluminum/Copper)
    Approval:
    UL, CSA
    Data Sheet:
    SchneiderElectric-SquareD_15069_1_2_DATA.pdf
    Used On:
    QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
    Mounting:
    Plug-On
    Current Rating:
    70 A
    MSRP $698.00
    Surplus $188.46
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    Qty in Cart: 0
    Price:
    MSRP $698.00
    Surplus $188.46
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