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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  • Eaton JDB3175W Molded Case Breakers (MCCBs) JDB 3P 175A 600V 50/60Hz 3Ph J Frame Eaton JDB3175W Molded Case Breakers (MCCBs) JDB 3P 175A 600V 50/60Hz 3Ph J Frame
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    Eaton JDB3175W Molded Case Breakers (MCCBs) JDB 3P 175A 600V 50/60Hz 3Ph J Frame

    MSRP $5,735.00
    Surplus $1,133.69
    SKU:  C15-1949 Brand:  Eaton MPN:  JDB3175W UPC:  786679516294 Shipping Weight:  8.85 lbs. Shipping Height:  7.00 In. Shipping Length:  13.00 In. Shipping Width:  7.00 In...
    SKU:
    C15-1949
    Series:
    C
    Volts:
    600 V
    Amps:
    175 A
    Poles:
    3
    Frequency Rating:
    50/60 Hz
    Frame:
    J
    Short Description:
    EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, SERIES C, J-FRAME MOLDED CA
    MSRP $5,735.00
    Surplus $1,133.69
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    Qty in Cart: 0
    Price:
    MSRP $5,735.00
    Surplus $1,133.69
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  • Eaton JGE3080FAG Molded Case Breakers (MCCBs) EA Eaton JGE3080FAG Molded Case Breakers (MCCBs) EA
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    Eaton JGE3080FAG Molded Case Breakers (MCCBs) EA

    MSRP $1,040.00
    Surplus $1,570.13
    SKU:  C15-11044 Brand:  Eaton MPN:  JGE3080FAG UPC:  00786685523828 Shipping Weight:  6.05 lbs. Shipping Height:  7.00 In. Shipping Length:  5.00 In. Shipping Width:  10.00...
    SKU:
    C15-11044
    TS PIK:
    127542924
    MSRP $1,040.00
    Surplus $1,570.13
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    Qty in Cart: 0
    Price:
    MSRP $1,040.00
    Surplus $1,570.13
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  • Eaton JT2250T Trip Units JT 2P 250A 600V 50/60Hz EA Eaton JT2250T Trip Units JT 2P 250A 600V 50/60Hz EA
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    Eaton JT2250T Trip Units JT 2P 250A 600V 50/60Hz EA

    MSRP $1,974.00
    Surplus $375.04
    SKU:  A13-1086 Brand:  Eaton MPN:  JT2250T UPC:  786679404089 Shipping Weight:  1.10 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    A13-1086
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, TRIP UNIT, TRIP UNIT THER
    Country of Origin:
    Dominican Republic
    MSRP $1,974.00
    Surplus $375.04
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    Qty in Cart: 0
    Price:
    MSRP $1,974.00
    Surplus $375.04
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    Eaton JT3150FA Trip Units JT 3P 150A 600V 50/60Hz Eaton JT3150FA Trip Units JT 3P 150A 600V 50/60Hz
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    Eaton JT3150FA Trip Units JT 3P 150A 600V 50/60Hz

    MSRP $1,150.00
    Surplus $231.96
    Eaton JT3150FA Trip Units JT 3P 150A 600V 50/60Hz​ ARCA SKU:  A13-1185 Brand:  Eaton MPN:  JT3150FA UPC:  786685175485 Shipping Weight:  1.00 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    A13-1185
    Short Description:
    3P 150A TRIP UNIT FIX THERM/ADJ MAG
    Poles:
    3
    Volts:
    600 V
    Amps:
    150 A
    Operating Frequency:
    50/60 Hz
    Type:
    JT
    Series:
    G Series
    MSRP $1,150.00
    Surplus $231.96
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    Qty in Cart: 0
    Price:
    MSRP $1,150.00
    Surplus $231.96
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  • Eaton JT3200T Trip Units 3P 200A EA Eaton JT3200T Trip Units 3P 200A EA
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    Eaton JT3200T Trip Units 3P 200A EA

    MSRP $2,318.55
    Surplus $439.60
    SKU:  A13-1258 Brand:  Eaton MPN:  JT3200T UPC:  786679404157 Shipping Weight:  1.20 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  4.00 In...
    SKU:
    A13-1258
    Type:
    Thermal Magnetic
    Frame Type:
    J
    Current Rating:
    200 A
    Number of Poles:
    3
    Adjustment:
    Magnetic Trip
    Short Description:
    200 A, 3-Pole, J Frame, Thermal Magnetic, Molded Case Circuit Breaker Trip Unit
    Catalog:
    Eaton_27487_V4T2_282_V4T2_292_V4T2_293_CAT.pdf
    TS PIK:
    21510858
    Series:
    C
    Country of Origin:
    Dominican Republic
    Approval:
    UL
    MSRP $2,318.55
    Surplus $439.60
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    Qty in Cart: 0
    Price:
    MSRP $2,318.55
    Surplus $439.60
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  • Eaton KD3225 Molded Case Breakers (MCCBs) 3P 225A 600V EA
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    Eaton KD3225 Molded Case Breakers (MCCBs) 3P 225A 600V EA

    MSRP $5,756.77
    Surplus $1,386.51
    SKU:  C15-6840 Brand:  Eaton MPN:  KD3225 UPC:  78667934915 Shipping Weight:  9.95 lbs. Shipping Height:  5.00 In. Shipping Length:  11.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-6840
    TS PIK:
    115928131
    Interrupting Rating:
    35 kA at 480 VAC
    Voltage Rating:
    600 VAC at 50/60 Hz
    Terminal Type:
    Aluminum/Copper Standard Line and Load Terminal
    Type:
    Molded Case, Thermal Magnetic
    Series:
    C
    Number of Poles:
    3
    Short Description:
    600 VAC 50/60 Hz, 225 A, 35 kA, 3-Pole, KD Frame, Thermal Magnetic, Molded Case, Interchangeable Trip Circuit Breaker
    CAD Drawings:
    Eaton_10161_1_CAD.pdf
    Current Rating:
    225 A
    Frame Type:
    KD
    Installation/Operator:
    Eaton_00085_INST.pdf
    Size:
    5.5 Inch W x 4.063 Inch D x 10.125 Inch H
    Catalog:
    Eaton_27487_V4T2_254_V4T2_255_V4T2_299-V4T2_305_CAT.pdf
    Maximum AC Voltage Rating:
    600 VAC
    MSRP $5,756.77
    Surplus $1,386.51
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    Qty in Cart: 0
    Price:
    MSRP $5,756.77
    Surplus $1,386.51
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    Eaton KDC3150 Molded Case Breakers (MCCBs) EA Eaton KDC3150 Molded Case Breakers (MCCBs) EA
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    Eaton KDC3150 Molded Case Breakers (MCCBs) EA

    MSRP $18,550.00
    Surplus $3,579.48
    SKU:  C15-9695 Brand:  Eaton MPN:  KDC3150 UPC:  00786679611661 Shipping Weight:  11.85 lbs. Shipping Height:  7.00 In. Shipping Length:  12.00 In. Shipping Width:  7.00 In...
    SKU:
    C15-9695
    TS PIK:
    112279618
    Country of Origin:
    Dominican Republic
    MSRP $18,550.00
    Surplus $3,579.48
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    Qty in Cart: 0
    Price:
    MSRP $18,550.00
    Surplus $3,579.48
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  • Eaton KDC3400 Molded Case Breakers (MCCBs) KDC 3P 400A 120V 50/60Hz 3Ph K Frame EA Eaton KDC3400 Molded Case Breakers (MCCBs) KDC 3P 400A 120V 50/60Hz 3Ph K Frame EA
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    Eaton KDC3400 Molded Case Breakers (MCCBs) KDC 3P 400A 120V 50/60Hz 3Ph K Frame EA

    MSRP $13,726.46
    Surplus $1,273.95
    SKU:  C15-1845 Brand:  Eaton MPN:  KDC3400 UPC:  786679341704 Shipping Weight:  13.34 lbs. Shipping Height:  6.00 In. Shipping Length:  14.25 In. Shipping Width:  7.00 In...
    SKU:
    C15-1845
    Approval:
    UL 489
    Approval:
    CSA C22.2
    Amps:
    400 A
    Frame:
    KD
    Interrupting Rating:
    100 kA at 480 VAC
    Interrupting Rating:
    65 Amp at 600 Volt AC
    Interrupting Rating:
    22 Kiloamp at 250 Volt DC (NEMA/UL/CSA)
    Interrupting Rating:
    100 Volt AC at 380/415 Volt AC
    Interrupting Rating:
    22 Kiloamp at 250 Volt DC (IEC)
    Maximum AC Voltage:
    600 V
    Maximum DC Voltage:
    250 V
    Poles:
    3
    Size:
    5.5 Inch Width x 4.1 Inch Depth x 10.13 Inch Height
    Terminal Type:
    Aluminum Line and Load
    Type:
    Thermal Magnetic
    Type:
    Ultra High Interrupting Capacity
    Type:
    Molded Case
    Volts:
    600 VAC 50/60 Hertz
    Volts:
    250 VDC
    Short Description:
    600 VAC 50/60 Hz, 250 VDC, 400 A, 35 kA Interrupt, 3-Pole, KD Frame, Line and Load Terminal, Thermal Magnetic, Molded Case, Interchangeable Trip Circuit Breaker
    TS PIK:
    107001722
    Frame Type:
    KD
    Catalog:
    EatonCorp_00274_V4T2_259_V4T2_260_V4T2_304_V4T2_305_V4T2_307_CAT.pdf
    CAD Drawings:
    EatonCorp_00504_1_CAD.pdf
    Number of Poles:
    3
    Maximum DC Voltage Rating:
    250 V
    Installation/Operator:
    EatonCorp_00025_INST.pdf
    Current Rating:
    400 A
    Voltage Rating:
    600 VAC 50/60 Hertz, 250 VDC
    Maximum AC Voltage Rating:
    600 V
    Country of Origin:
    Dominican Republic
    MSRP $13,726.46
    Surplus $1,273.95
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    Qty in Cart: 0
    Price:
    MSRP $13,726.46
    Surplus $1,273.95
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  • Eaton KDC3400F Molded Case Breakers (MCCBs) KD 3P 400A 600V 50/60Hz 3Ph K Frame Eaton KDC3400F Molded Case Breakers (MCCBs) KD 3P 400A 600V 50/60Hz 3Ph K Frame
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    Eaton KDC3400F Molded Case Breakers (MCCBs) KD 3P 400A 600V 50/60Hz 3Ph K Frame

    MSRP $10,740.00
    Surplus $2,991.97
    SKU:  C15-2290 Brand:  Eaton MPN:  KDC3400F UPC:  786679611661 Shipping Weight:  11.50 lbs. Shipping Height:  7.00 In. Shipping Length:  13.00 In. Shipping Width:  7.00 In...
    SKU:
    C15-2290
    Series:
    kDC
    Type:
    Thermal Magnetic
    Type:
    Fixed Thermal
    Volts:
    600 VAC
    Amps:
    32 A
    Poles:
    3
    Interrupting Rating:
    100 kA at 480 VAC
    Maximum AC Voltage Rating (V):
    600 VAC
    Short Description:
    600 VAC, 400 A, 100 kA Interrupt Rating, 3-Pole, Stainless Steel Terminal, Thermal Magnetic, Ultra High Interrupting Capacity, Current Limiting
    Catalog:
    Eaton_03771_V4T2_269_CAT.pdf
    Data Sheet:
    Eaton-Moeller_01123_1-9_DATA.pdf
    Installation/Operator:
    Eaton_00324_INST.pdf
    Number of Poles:
    3
    Current Rating:
    400 A
    Voltage Rating:
    600 VAC
    Country of Origin:
    Dominican Republic
    MSRP $10,740.00
    Surplus $2,991.97
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    Qty in Cart: 0
    Price:
    MSRP $10,740.00
    Surplus $2,991.97
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    Eaton KT2175T Molded Case Breakers (MCCBs)
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    Eaton KT2175T Molded Case Breakers (MCCBs)

    MSRP $1,373.17
    Surplus $459.12
    SKU:  C15-11234 Brand:  Eaton MPN:  KT2175T UPC:  78667926623 Shipping Weight:  1.65 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-11234
    TS PIK:
    107000444
    MSRP $1,373.17
    Surplus $459.12
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    Qty in Cart: 0
    Price:
    MSRP $1,373.17
    Surplus $459.12
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  • Eaton KT3225T Trip Units Eaton KT3225T Trip Units
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    Eaton KT3225T Trip Units

    MSRP $1,216.84
    Surplus $579.88
    SKU:  A13-1255 Brand:  Eaton MPN:  KT3225T UPC:  786679266052 Shipping Weight:  1.75 lbs. Shipping Height:  5.00 In. Shipping Length:  6.00 In. Shipping Width:  5.00 In...
    SKU:
    A13-1255
    Series:
    C, KT
    Type:
    Thermal Magnetic
    Approval:
    UL
    Amps:
    225 A
    Poles:
    3
    Frame Type:
    K
    Accessory Type:
    Trip Unit
    Adjustment:
    Magnetic Trip
    Short Description:
    225 A, 3-Pole, K Frame, Thermal Magnetic
    Catalog:
    Eaton_27487_V4T2_299_V4T2_300_V4T2_302_CAT.pdf
    TS PIK:
    21507991
    Number of Poles:
    3
    Current Rating:
    225 A
    Country of Origin:
    Dominican Republic
    MSRP $1,216.84
    Surplus $579.88
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    Qty in Cart: 0
    Price:
    MSRP $1,216.84
    Surplus $579.88
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  • Eaton KYKLG Circuit Breaker Accessories Interlocking Mounting Plate LG Frame Eaton KYKLG Circuit Breaker Accessories Interlocking Mounting Plate LG Frame
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    Eaton KYKLG Circuit Breaker Accessories Interlocking Mounting Plate LG Frame

    MSRP $385.72
    Surplus $98.92
    SKU:  C15-3952 Brand:  Eaton MPN:  KYKLG UPC:  782116015085 Shipping Weight:  0.60 lbs. Shipping Height:  1.00 In. Shipping Length:  8.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-3952
    Frame:
    LG
    Short Description:
    LG KIRK KEY INTERLOCK KIT
    Country of Origin:
    United States
    MSRP $385.72
    Surplus $98.92
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    Qty in Cart: 0
    Price:
    MSRP $385.72
    Surplus $98.92
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    Eaton LGU340036G Molded Case Breakers (MCCBs) EA
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    Eaton LGU340036G Molded Case Breakers (MCCBs) EA

    MSRP $25,500.00
    Surplus $4,920.58
    SKU:  C15-9660 Brand:  Eaton MPN:  LGU340036G UPC:  78668518473 Shipping Weight:  14.70 lbs. Shipping Height:  7.00 In. Shipping Length:  13.00 In. Shipping Width:  8.00 In...
    SKU:
    C15-9660
    TS PIK:
    122381454
    MSRP $25,500.00
    Surplus $4,920.58
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    Qty in Cart: 0
    Price:
    MSRP $25,500.00
    Surplus $4,920.58
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    Eaton LGX360039G Molded Case Breakers (MCCBs) EA
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    Eaton LGX360039G Molded Case Breakers (MCCBs) EA

    MSRP $32,000.00
    Surplus $6,174.85
    SKU:  C15-9696 Brand:  Eaton MPN:  LGX360039G UPC:   Shipping Weight:  17.75 lbs. Shipping Height:  8.00 In. Shipping Length:  17.00 In. Shipping Width:  9.00 In. Product...
    SKU:
    C15-9696
    TS PIK:
    122577873
    Country of Origin:
    United States
    MSRP $32,000.00
    Surplus $6,174.85
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    Qty in Cart: 0
    Price:
    MSRP $32,000.00
    Surplus $6,174.85
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    Eaton MCASSPRR Circuit Breaker Accessories Cassette Cell Lock Provision Eaton MCASSPRR Circuit Breaker Accessories Cassette Cell Lock Provision
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    Eaton MCASSPRR Circuit Breaker Accessories Cassette Cell Lock Provision

    MSRP $1,675.00
    Surplus $668.74
    SKU:  C15-4162 Brand:  Eaton MPN:  MCASSPRR UPC:  782114624869 Shipping Weight:  1.35 lbs. Shipping Height:  4.00 In. Shipping Length:  8.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-4162
    Type:
    Cell Lock Provision Field Installable Kit
    Type:
    Right Side Mount
    Used On:
    Universal Magnum Frame Drawout Cassette Circuit Breaker
    Specification/Technical:
    Eaton_60692_1_SPEC.pdf
    Catalog:
    EatonCorp-CutlerHammer_00007_62_CAT.pdf
    Short Description:
    EATON MAGNUM OTHER ACCESSORIES, MAGNUM, UNIVERSAL, MCASSPRR
    Country of Origin:
    United States
    MSRP $1,675.00
    Surplus $668.74
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    Qty in Cart: 0
    Price:
    MSRP $1,675.00
    Surplus $668.74
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    Eaton MCP03150CR Molded Case Breakers (MCCBs) 3P 150A 50/60Hz 3Ph EA
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    Eaton MCP03150CR Molded Case Breakers (MCCBs) 3P 150A 50/60Hz 3Ph EA

    MSRP $2,000.00
    Surplus $281.25
    SKU:  U00-3247 Brand:  Eaton MPN:  MCP03150CR UPC:   Shipping Weight:  4.40 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In. Product...
    SKU:
    U00-3247
    MSRP $2,000.00
    Surplus $281.25
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    Qty in Cart: 0
    Price:
    MSRP $2,000.00
    Surplus $281.25
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    Eaton MUVRH Circuit Breaker Accessories
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    Eaton MUVRH Circuit Breaker Accessories

    MSRP $1,229.84
    Surplus $475.40
    SKU:  C15-11236 Brand:  Eaton MPN:  MUVRH UPC:  78211447346 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-11236
    TS PIK:
    121861064
    MSRP $1,229.84
    Surplus $475.40
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    Qty in Cart: 0
    Price:
    MSRP $1,229.84
    Surplus $475.40
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    Eaton NGC312032EVH09 Molded Case Breakers (MCCBs)
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    Eaton NGC312032EVH09 Molded Case Breakers (MCCBs)

    MSRP $32,186.00
    Surplus $7,634.47
    SKU:  C15-11310 Brand:  Eaton MPN:  NGC312032EVH09 UPC:   Shipping Weight:  46.45 lbs. Shipping Height:  12.00 In. Shipping Length:  20.00 In. Shipping Width:  11.00 In...
    SKU:
    C15-11310
    MSRP $32,186.00
    Surplus $7,634.47
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    Qty in Cart: 0
    Price:
    MSRP $32,186.00
    Surplus $7,634.47
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    Eaton NZM1-XTVDVR Circuit Breaker Accessories
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    Eaton NZM1-XTVDVR Circuit Breaker Accessories

    MSRP $458.00
    Surplus $75.39
    SKU:  C15-11482 Brand:  Eaton MPN:  NZM1-XTVDVR UPC:  4015082601782 Shipping Weight:  1.15 lbs. Shipping Height:  5.00 In. Shipping Length:  9.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-11482
    TS PIK:
    124502437
    MSRP $458.00
    Surplus $75.39
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    Qty in Cart: 0
    Price:
    MSRP $458.00
    Surplus $75.39
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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.