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 SNT3T11K Shunt Trips 240V K Frame Eaton SNT3T11K Shunt Trips 240V K Frame
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    Eaton SNT3T11K Shunt Trips 240V K Frame

    MSRP $1,018.00
    Surplus $229.05
    Eaton SNT3T11K Shunt Trips 240V K Frame​ ARCA SKU:  A13-1138 Brand:  Eaton MPN:  SNT3T11K UPC:  786679562062 Shipping Weight:  0.40 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    A13-1138
    Volts:
    240 V
    Frame Type:
    K
    MSRP $1,018.00
    Surplus $229.05
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    Qty in Cart: 0
    Price:
    MSRP $1,018.00
    Surplus $229.05
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  • Eaton SNT480CPK Trip Unit/UVR/Shunt Trip Accessories 600V 50/60Hz Eaton SNT480CPK Trip Unit/UVR/Shunt Trip Accessories 600V 50/60Hz
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    Eaton SNT480CPK Trip Unit/UVR/Shunt Trip Accessories 600V 50/60Hz

    MSRP $900.00
    Surplus $218.24
    Eaton SNT480CPK Trip Unit/UVR/Shunt Trip Accessories 600V 50/60Hz​ ARCA SKU:  A13-1158 Brand:  Eaton MPN:  SNT480CPK UPC:  782116197736 Shipping Weight:  0.25 lbs. Shipping Height:  4.00...
    SKU:
    A13-1158
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, SHUNT TRIP, 380-600 V, E
    Volts:
    600 V
    Operating Frequency:
    50/60 Hz
    Type:
    CIRCUIT BREAKER SHUNT TRIP
    MSRP $900.00
    Surplus $218.24
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    Qty in Cart: 0
    Price:
    MSRP $900.00
    Surplus $218.24
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  • Eaton SNT4LP11K Shunt Trips 120V EA
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    Eaton SNT4LP11K Shunt Trips 120V EA

    MSRP $700.00
    Surplus $496.09
    Eaton SNT4LP11K Shunt Trips 120V EA​ ARCA SKU:  A13-1120 Brand:  Eaton MPN:  SNT4LP11K UPC:  786679575062 Shipping Weight:  0.40 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    A13-1120
    Series:
    SNT
    Type:
    Remote
    Approval:
    UL
    Used On:
    L/M Frame Molded Case Circuit Breaker
    AC Voltage Rating:
    110/240 V
    Accessory Type:
    Shut Trip
    Connection Type:
    Pigtail Lead
    Frequency Rating:
    50/60 Hz
    Mounting Location:
    Left Pole
    Short Description:
    110 to 240 VAC 50/60 Hz, Pigtail Lead, Left Pole Mount, Remote
    Catalog:
    Eaton_27487_V4T2_421_V4T2_487_CAT.pdf
    Country of Origin:
    United States
    MSRP $700.00
    Surplus $496.09
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    Qty in Cart: 0
    Price:
    MSRP $700.00
    Surplus $496.09
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  • Eaton SNT4RP11K Circuit Breaker Accessories Shunt Trip Device 240V 50/60Hz L-F Frame
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    Eaton SNT4RP11K Circuit Breaker Accessories Shunt Trip Device 240V 50/60Hz L-F Frame

    MSRP $1,300.00
    Surplus $496.09
    SKU:  C15-1414 Brand:  Eaton MPN:  SNT4RP11K UPC:  786679575079 Shipping Weight:  0.45 lbs. Shipping Height:  3.00 In. Shipping Length:  5.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-1414
    AC Voltage:
    110 to 240 V
    Approval:
    UL
    Connection Type:
    Pigtail Lead
    Frequency Rating:
    50/60 Hertz
    Mounting Location:
    Right Pole
    Power:
    0
    Type:
    Fixed
    Type:
    Field Mount
    Type:
    AC
    Used On:
    HMCP C Series L/M Frame Molded Case Circuit Breaker
    Specification/Technical:
    Eaton_60676_1_2_SPEC.pdf
    Installation/Operator:
    Eaton_00486_INST.pdf
    Catalog:
    Eaton_03771_V4T2_387_CAT.pdf
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, FIXED SHUNT TRIP, 110-24
    Country of Origin:
    United States
    MSRP $1,300.00
    Surplus $496.09
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    Qty in Cart: 0
    Price:
    MSRP $1,300.00
    Surplus $496.09
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  • Eaton SNT4RP18K Circuit Breaker Accessories
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    Eaton SNT4RP18K Circuit Breaker Accessories

    MSRP $1,553.00
    Surplus $530.87
    SKU:  C15-9857 Brand:  Eaton MPN:  SNT4RP18K UPC:  78211462191 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-9857
    TS PIK:
    115844540
    Country of Origin:
    United States
    MSRP $1,553.00
    Surplus $530.87
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    Qty in Cart: 0
    Price:
    MSRP $1,553.00
    Surplus $530.87
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  • Eaton SNT4RT11K Circuit Breaker Accessories
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    Eaton SNT4RT11K Circuit Breaker Accessories

    MSRP $1,552.86
    Surplus $529.27
    SKU:  C15-9530 Brand:  Eaton MPN:  SNT4RT11K UPC:  78667901819 Shipping Weight:  0.45 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-9530
    TS PIK:
    110574796
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, FIXED SHUNT TRIP, 110-24
    Country of Origin:
    United States
    MSRP $1,552.86
    Surplus $529.27
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    Qty in Cart: 0
    Price:
    MSRP $1,552.86
    Surplus $529.27
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  • Eaton SNT5LP03K Circuit Breaker Accessories 9-24VAC 50/60Hz NG Frame Eaton SNT5LP03K Circuit Breaker Accessories 9-24VAC 50/60Hz NG Frame
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    Eaton SNT5LP03K Circuit Breaker Accessories 9-24VAC 50/60Hz NG Frame

    MSRP $1,082.12
    Surplus $543.97
    SKU:  C15-2104 Brand:  Eaton MPN:  SNT5LP03K UPC:  786678262604 Shipping Weight:  0.46 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-2104
    Series:
    SNT
    Type:
    Standard
    Approval:
    UL
    Used On:
    NG Frame Circuit Breaker
    AC Voltage Rating:
    24 Volt AC
    Accessory Type:
    Shut Trip
    DC Voltage Rating:
    24 Volt DC
    Connection Type:
    Pigtail Lead
    Frequency Rating:
    50/60 Hertz
    Mounting Location:
    Left Pole
    Short Description:
    24 VAC/VDC, 50/60 Hz, 48 VA, Pigtail Lead Connection, Left Pole Mount, Standard
    Catalog:
    Eaton_46579_V4T2_248_V4T2_422_V4T2_438_V4T2_475_CAT.pdf
    Manufacturer Warranty:
    Eaton_00013_WARR.pdf
    Country of Origin:
    United States
    MSRP $1,082.12
    Surplus $543.97
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    Qty in Cart: 0
    Price:
    MSRP $1,082.12
    Surplus $543.97
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  • Eaton SNT5LP18K Circuit Breaker Accessories EA
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    Eaton SNT5LP18K Circuit Breaker Accessories EA

    MSRP $1,515.00
    Surplus $598.51
    SKU:  C15-9858 Brand:  Eaton MPN:  SNT5LP18K UPC:  78667826270 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-9858
    TS PIK:
    106994803
    Country of Origin:
    United States
    MSRP $1,515.00
    Surplus $598.51
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    Qty in Cart: 0
    Price:
    MSRP $1,515.00
    Surplus $598.51
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    Eaton SNT6P05K Circuit Breaker Accessories 48/60VAC 50/60Hz RG Eaton SNT6P05K Circuit Breaker Accessories 48/60VAC 50/60Hz RG
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    Eaton SNT6P05K Circuit Breaker Accessories 48/60VAC 50/60Hz RG

    MSRP $1,525.57
    Surplus $478.83
    SKU:  C15-2102 Brand:  Eaton MPN:  SNT6P05K UPC:  786679556788 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-2102
    Volts:
    48/60 VAC
    Frequency Rating:
    50/60 Hz
    Frame:
    RG
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, SHUNT TRIP, PIGTAIL LEAD
    MSRP $1,525.57
    Surplus $478.83
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    Qty in Cart: 0
    Price:
    MSRP $1,525.57
    Surplus $478.83
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    Eaton SNT6P11K Circuit Breaker Accessories EA
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    Eaton SNT6P11K Circuit Breaker Accessories EA

    MSRP $2,000.00
    Surplus $728.96
    SKU:  C15-9859 Brand:  Eaton MPN:  SNT6P11K UPC:  78667942053 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-9859
    TS PIK:
    107003281
    MSRP $2,000.00
    Surplus $728.96
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    Qty in Cart: 0
    Price:
    MSRP $2,000.00
    Surplus $728.96
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    Eaton SNT6P23K Circuit Breaker Accessories 48/60VDC RG Eaton SNT6P23K Circuit Breaker Accessories 48/60VDC RG
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    Eaton SNT6P23K Circuit Breaker Accessories 48/60VDC RG

    MSRP $1,525.57
    Surplus $690.00
    SKU:  C15-2101 Brand:  Eaton MPN:  SNT6P23K UPC:  786679556801 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-2101
    Volts:
    48/60 VDC
    Frame:
    RG
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SHUNT TRIP, SHUNT TRIP, PIGTAIL LEAD
    MSRP $1,525.57
    Surplus $690.00
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    Qty in Cart: 0
    Price:
    MSRP $1,525.57
    Surplus $690.00
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    Eaton SPHM1RM0008 Miniature Circuit Breakers (MCBs) 1P 8A 50/60Hz 1Ph EA

    MSRP $180.00
    Surplus $70.44
    Eaton SPHM1RM0008 Miniature Circuit Breakers (MCBs) 1P 8A 50/60Hz 1Ph EA​ ARCA SKU:  C15-5022 Brand:  Eaton MPN:  SPHM1RM0008 UPC:  78667900265 Shipping Weight:  0.45 lbs. Shipping...
    SKU:
    C15-5022
    MSRP $180.00
    Surplus $70.44
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    Qty in Cart: 0
    Price:
    MSRP $180.00
    Surplus $70.44
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  • Eaton SPHM2RM0035 Din Rail Mounted Circuit Breakers EA
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    Eaton SPHM2RM0035 Din Rail Mounted Circuit Breakers EA

    MSRP $412.40
    Surplus $310.33
    Eaton SPHM2RM0035 Din Rail Mounted Circuit Breakers EA​ ARCA SKU:  C15-5220 Brand:  Eaton MPN:  SPHM2RM0035 UPC:  786679754405 Shipping Weight:  0.70 lbs. Shipping Height:  2.00 In...
    SKU:
    C15-5220
    Series:
    SPHM
    Type:
    Hydraulic Magnetic
    Approval:
    UL
    Approval:
    CSA
    Approval:
    CE
    Size:
    1.48 Inch Width x 2.32 Inch Depth x 4.14 Inch Height
    Volts:
    250 VAC at 50/60 Hertz
    Amps:
    32 A
    Poles:
    2
    Mounting:
    DIN Rail
    Interrupting Rating:
    5 kA
    Short Description:
    250 VAC 50/60 Hz, 35 A, 2-Pole, Hydraulic Magnetic
    Manufacturer Warranty:
    Eaton_00013_WARR.pdf
    Number of Poles:
    2
    Voltage Rating:
    250 VAC
    Current Rating:
    35 A
    Country of Origin:
    United States
    MSRP $412.40
    Surplus $310.33
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    Qty in Cart: 0
    Price:
    MSRP $412.40
    Surplus $310.33
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  • Eaton SPHM2RM07R5 Motor Circuit Protector (MCPs)
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    Eaton SPHM2RM07R5 Motor Circuit Protector (MCPs)

    MSRP $486.00
    Surplus $131.64
    SKU:  C15-11306 Brand:  Eaton MPN:  SPHM2RM07R5 UPC:  786679754283 Shipping Weight:  0.70 lbs. Shipping Height:  2.00 In. Shipping Length:  6.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-11306
    TS PIK:
    107006147
    Country of Origin:
    United States
    MSRP $486.00
    Surplus $131.64
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    Qty in Cart: 0
    Price:
    MSRP $486.00
    Surplus $131.64
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    Eaton STK2 Trip Unit/UVR/Shunt Trip Accessories Test Kit 120V J-K Frame Eaton STK2 Trip Unit/UVR/Shunt Trip Accessories Test Kit 120V J-K Frame
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    Eaton STK2 Trip Unit/UVR/Shunt Trip Accessories Test Kit 120V J-K Frame

    MSRP $6,500.00
    Surplus $702.00
    SKU:  A13-1091 Brand:  Eaton MPN:  STK2 UPC:  786679801598 Shipping Weight:  15.05 lbs. Shipping Height:  8.00 In. Shipping Length:  16.00 In. Shipping Width:  14.00 In...
    SKU:
    A13-1091
    Type:
    Electronic
    Type:
    Portable Test Kit
    Used On:
    Circuit Breaker
    Accessory Type:
    General Accessories
    Short Description:
    120 VAC 50/60 Hz, Electronic, Solid State
    Catalog:
    Eaton_14666_V4T2_464_CAT.pdf
    Manufacturer Warranty:
    Eaton_00013_WARR.pdf
    MSRP $6,500.00
    Surplus $702.00
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    Qty in Cart: 0
    Price:
    MSRP $6,500.00
    Surplus $702.00
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  • Eaton T250FJ Terminal Blocks Terminal Lug JG Frame EA Eaton T250FJ Terminal Blocks Terminal Lug JG Frame EA
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    Eaton T250FJ Terminal Blocks Terminal Lug JG Frame EA

    MSRP $55.00
    Surplus $19.40
    Eaton T250FJ Terminal Blocks Terminal Lug JG Frame EA​ ARCA SKU:  L20-1217 Brand:  Eaton MPN:  T250FJ UPC:  782113924755 Shipping Weight:  0.15 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    L20-1217
    TS PIK:
    124362204
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HARDWARE, STAINLESS STEEL COLLAR ASS
    Country of Origin:
    United States
    MSRP $55.00
    Surplus $19.40
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    Qty in Cart: 0
    Price:
    MSRP $55.00
    Surplus $19.40
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    Eaton T700NB1 Circuit Breaker Accessories Terminal Assembly 700A N Frame Eaton T700NB1 Circuit Breaker Accessories Terminal Assembly 700A N Frame
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    Eaton T700NB1 Circuit Breaker Accessories Terminal Assembly 700A N Frame

    MSRP $101.00
    Surplus $37.67
    Eaton T700NB1 Circuit Breaker Accessories Terminal Assembly 700A N Frame​ ARCA SKU:  C15-3523 Brand:  Eaton MPN:  T700NB1 UPC:  786679420812 Shipping Weight:  1.20 Shipping Height:  3.00 In...
    SKU:
    C15-3523
    Body Material:
    Copper
    Conductor Material:
    Copper
    Amps:
    700 A
    Maximum Conductor Size:
    500 KCMIL
    Minimum Conductor Size:
    2/0 AWG
    Number of Conductors:
    2
    Quantity:
    0
    Type:
    Line/Load Lug
    Used On:
    G Series N Frame Molded Case Circuit Breaker
    Specification/Technical:
    Eaton_60854_1_2_SPEC.pdf
    Catalog:
    EatonCorp-CutlerHammer_00123_V4T2_207_V4T2_369_V4T2_518_CAT.pdf
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TERMINAL, OPTIONAL COPPER AND CU/AL
    MSRP $101.00
    Surplus $37.67
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    Qty in Cart: 0
    Price:
    MSRP $101.00
    Surplus $37.67
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    Eaton TA1600RDM Circuit Breaker Accessories
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    Eaton TA1600RDM Circuit Breaker Accessories

    MSRP $325.48
    Surplus $84.72
    SKU:  C15-11683 Brand:  Eaton MPN:  TA1600RDM UPC:  78211619875 Shipping Weight:  3.20 lbs. Shipping Height:  5.00 In. Shipping Length:  6.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-11683
    TS PIK:
    120369461
    Used On:
    G Series J/K/R-Frame Molded Case Circuit Breaker
    Installation/Operator:
    Eaton_00802_INST.pdf
    Catalog:
    Eaton_32241_V4T2_80_CAT.pdf
    Type:
    Line/Load Lug
    Country of Origin:
    United States
    Body Material:
    Aluminum
    Maximum Conductor Size:
    1000 KCMIL
    Number of Conductors:
    4
    Minimum Conductor Size:
    500 KCMIL
    Short Description:
    RG/RW ALU TERMINAL 1600A_ W/METRIC MTG HDWR
    Conductor Material:
    Copper/Aluminum
    MSRP $325.48
    Surplus $84.72
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    Qty in Cart: 0
    Price:
    MSRP $325.48
    Surplus $84.72
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    Eaton TA2000RDM Circuit Breaker Accessories Line and Load Terminals 2000A R Frame Eaton TA2000RDM Circuit Breaker Accessories Line and Load Terminals 2000A R Frame
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    Eaton TA2000RDM Circuit Breaker Accessories Line and Load Terminals 2000A R Frame

    MSRP $6,835.00
    Surplus $2,516.65
    SKU:  C15-4174 Brand:  Eaton MPN:  TA2000RDM UPC:  782116198771 Shipping Weight:  24.25 lbs. Shipping Height:  7.00 In. Shipping Length:  13.00 In. Shipping Width:  7.00 In...
    SKU:
    C15-4174
    Body Material:
    Aluminum
    Conductor Material:
    Copper/Aluminum
    Amps:
    2000 A
    Maximum Conductor Size:
    600 KCMIL
    Minimum Conductor Size:
    2 AWG
    Number of Conductors:
    6
    Quantity:
    0
    Type:
    Line/Load Lug
    Used On:
    G Series R-Frame Molded Case Circuit Breaker
    Specification/Technical:
    Eaton_60617_1_2_SPEC.pdf
    Catalog:
    Eaton_32241_V4T2_80_CAT.pdf
    MSRP $6,835.00
    Surplus $2,516.65
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    Qty in Cart: 0
    Price:
    MSRP $6,835.00
    Surplus $2,516.65
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