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 ED42B050 Molded Case Breakers (MCCBs)
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    Siemens ED42B050 Molded Case Breakers (MCCBs)

    MSRP $1,626.00
    Surplus $378.30
    SKU:  C15-7549 Brand:  Siemens MPN:  ED42B050 UPC:  78364320928 Shipping Weight:  2.60 lbs. Shipping Height:  3.00 In. Shipping Length:  7.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-7549
    TS PIK:
    106248969
    Size:
    2 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
    Installation/Operator:
    SiemensAG_00313_INST.pdf
    Terminal Type:
    Load Lug
    Number of Poles:
    2
    Type:
    Thermal Magnetic
    Voltage Rating:
    480 VAC, 250 VDC
    Frame Type:
    ED
    Short Description:
    480 VAC 50/60 Hz, 250 VDC, 50 A at 40 Deg C, 18 kA, 2-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
    Interrupting Rating:
    65 kA at 240 VAC (UL 489), 18 kA at 480 VAC (UL 489), 30 kA at 250 VDC (UL 489)
    Series:
    ED4
    Catalog:
    SiemensAG_01698_17_78-17_80_CAT.pdf
    Current Rating:
    50 A
    Country of Origin:
    Mexico
    Approval:
    UL 489
    MSRP $1,626.00
    Surplus $378.30
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    Qty in Cart: 0
    Price:
    MSRP $1,626.00
    Surplus $378.30
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  • Square D FA24050BC Molded Case Breakers (MCCBs)
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    Square D FA24050BC Molded Case Breakers (MCCBs)

    MSRP $1,235.00
    Surplus $557.70
    SKU:  C15-7054 Brand:  Square D MPN:  FA24050BC UPC:   Shipping Weight:  4.40 lbs. Shipping Height:  5.00 In. Shipping Length:  13.00 In. Shipping Width:  8.00 In. Product...
    SKU:
    C15-7054
    Short Description:
    480 VAC, 250 VDC, 50 A, 10/18/25 kA, 4-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
    Series:
    650, FA
    Number of Poles:
    2
    Voltage Rating:
    480 VAC, 250 VDC
    Type:
    Molded Case, Thermal Magnetic, Main
    Installation/Operator:
    SchneiderElectric-SquareD_00076_INST.pdf
    Data Sheet:
    SchneiderElectric-SquareD_04280_1_2_DATA.pdf
    Current Rating:
    50 A
    Catalog:
    SchneiderElectric-SquareD_00096_25_28_CAT.pdf
    Interrupting Rating:
    18 kA at 480/600 VAC
    Used On:
    I-Line Panelboard and Switchboard
    Approval:
    UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
    Trip Setting:
    400 A Hold, 850 A Trip
    Application:
    Construction, Commercial Building, Control Equipment Panel, Industrial Building, OEM Commercial
    Installation:
    Plug-On
    Country of Origin:
    Mexico
    MSRP $1,235.00
    Surplus $557.70
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    Qty in Cart: 0
    Price:
    MSRP $1,235.00
    Surplus $557.70
    See Availability

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