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 81C6502G02 Circuit Breaker Accessories EA

    MSRP $52.72
    Surplus $18.98
    Eaton 81C6502G02 Circuit Breaker Accessories EA​ ARCA SKU:  C15-9573 Brand:  Eaton MPN:  81C6502G02 UPC:  78668933764 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-9573
    TS PIK:
    128111918
    MSRP $52.72
    Surplus $18.98
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    Price:
    MSRP $52.72
    Surplus $18.98
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  • Eaton 82B5279G03 Circuit Breaker Accessories Mounting Screw Kit
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    Eaton 82B5279G03 Circuit Breaker Accessories Mounting Screw Kit

    MSRP $15.00
    Surplus $2.46
    Eaton 82B5279G03 Circuit Breaker Accessories Mounting Screw Kit​ ARCA SKU:  C15-4428 Brand:  Eaton MPN:  82B5279G03 UPC:   Shipping Weight:  0.05 Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-4428
    Type:
    Mounting Screw Kit
    MSRP $15.00
    Surplus $2.46
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    Price:
    MSRP $15.00
    Surplus $2.46
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    Eaton 8651C91G02 Circuit Breaker Accessories EA
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    Eaton 8651C91G02 Circuit Breaker Accessories EA

    MSRP $454.00
    Surplus $225.63
    Eaton 8651C91G02 Circuit Breaker Accessories EA​ ARCA SKU:  C15-11029 Brand:  Eaton MPN:  8651C91G02 UPC:   Shipping Weight:  11.05 lbs. Shipping Height:  13.00 In. Shipping...
    SKU:
    C15-11029
    TS PIK:
    122753623
    MSRP $454.00
    Surplus $225.63
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    MSRP $454.00
    Surplus $225.63
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    Eaton 8MC800 Rating Plug 800A Eaton 8MC800 Rating Plug 800A
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    Eaton 8MC800 Rating Plug 800A

    MSRP $65.00
    Surplus $29.25
    Eaton 8MC800 Rating Plug 800A​ ARCA SKU:  A13-1202 Brand:  Eaton MPN:  8MC800 UPC:  786679149881 Shipping Weight:  0.05 lbs. Shipping Height:  1.40 In. Shipping Length:  2.30 In...
    SKU:
    A13-1202
    Adjustable Instantaneous Trip Range:
    2400 to 8000 Amp
    Approval:
    UL
    Frame:
    MC
    Frame:
    MCA
    Frame:
    MCG
    Frame:
    MCGA
    Frame:
    HMC
    Frame:
    HMCA
    Frame:
    HMCG
    Frame:
    HMCGA
    Frame:
    MCC
    Frame:
    MCCA
    Frame:
    HMCC
    Frame:
    HMCCA
    Frame:
    MCCG
    Frame:
    MCCGA
    Frame:
    HMCCG
    Frame:
    HMCCGA
    Frame:
    MDS
    Frame:
    J-K
    Type:
    Fixed
    Short Description:
    0
    Series:
    0
    Specification/Technical:
    Eaton_05028_1_2_SPEC.pdf
    MSRP $65.00
    Surplus $29.25
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    MSRP $65.00
    Surplus $29.25
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    Eaton 8MES400T Rating Plug 400A J-K Frame Eaton 8MES400T Rating Plug 400A J-K Frame
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    Eaton 8MES400T Rating Plug 400A J-K Frame

    MSRP $220.00
    Surplus $99.00
    Eaton 8MES400T Rating Plug 400A J-K Frame​ ARCA SKU:  A13-1222 Brand:  Eaton MPN:  8MES400T UPC:  786679085288 Shipping Weight:  0.05 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    A13-1222
    Series:
    G, MES
    Type:
    Fixed
    Type:
    Electronic RMS 310 Digitrip
    Approval:
    UL
    Frame Type:
    M
    Maximum Breaker Current Rating:
    800 Ampere
    Plug Current Rating:
    400 Ampere
    Short Description:
    400 A, M Frame, Fixed, Electronic RMS 310 Digitrip
    Catalog:
    Eaton_03777_57_CAT.pdf
    MSRP $220.00
    Surplus $99.00
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    MSRP $220.00
    Surplus $99.00
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    Eaton 8MES500T Rating Plug 500A L Frame Eaton 8MES500T Rating Plug 500A L Frame
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    Eaton 8MES500T Rating Plug 500A L Frame

    MSRP $300.00
    Surplus $135.00
    Eaton 8MES500T Rating Plug 500A L Frame​ ARCA SKU:  A13-1228 Brand:  Eaton MPN:  8MES500T UPC:  786679085295 Shipping Weight:  0.05 lbs. Shipping Height:  1.40 In. Shipping...
    SKU:
    A13-1228
    MSRP $300.00
    Surplus $135.00
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    Price:
    MSRP $300.00
    Surplus $135.00
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  • Eaton 8NES800T Rating Plug Eaton 8NES800T Rating Plug
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    Eaton 8NES800T Rating Plug

    MSRP $608.00
    Surplus $273.60
    SKU:  A13-1069 Brand:  Eaton MPN:  8NES800T UPC:  786679260968 Shipping Weight:  0.05 lbs. Shipping Height:  2.00 In. Shipping Length:  3.00 In. Shipping Width:  2.00 In...
    SKU:
    A13-1069
    Series:
    C
    Type:
    RMS 310 Digitrip
    Type:
    Fixed
    Frame Type:
    N
    Maximum Breaker Current Rating:
    800 A
    Plug Current Rating:
    800 A
    Adjustable Instantaneous Trip Range:
    1600 to 6400 A
    Short Description:
    800 A, GN-Frame, Electronic RMS 310 Digitrip, Fixed
    Catalog:
    EatonCorp-CutlerHammer_00004_75_77-82_CAT.pdf
    TS PIK:
    21507804
    Country of Origin:
    United States
    MSRP $608.00
    Surplus $273.60
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    Price:
    MSRP $608.00
    Surplus $273.60
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    Eaton 9253C03H01 Circuit Breaker Accessories Neutral Current 200A 600V 60Hz Eaton 9253C03H01 Circuit Breaker Accessories Neutral Current 200A 600V 60Hz
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    Eaton 9253C03H01 Circuit Breaker Accessories Neutral Current 200A 600V 60Hz

    MSRP $416.93
    Surplus $241.78
    Eaton 9253C03H01 Circuit Breaker Accessories Neutral Current 200A 600V 60Hz​ ARCA SKU:  C15-2356 Brand:  Eaton MPN:  9253C03H01 UPC:  782114455395 Shipping Weight:  3.49 Shipping Height:  8.50...
    SKU:
    C15-2356
    Series:
    IZM, MWI
    Type:
    Standard Rocker
    Amps:
    32 A
    Short Description:
    200 A
    Catalog:
    Eaton_14664_14_CAT.pdf
    Installation/Operator:
    Leviton_00941_INST.pdf
    MSRP $416.93
    Surplus $241.78
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    Price:
    MSRP $416.93
    Surplus $241.78
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    Eaton 9253C03H03 Circuit Breaker Accessories EA
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    Eaton 9253C03H03 Circuit Breaker Accessories EA

    MSRP $161.60
    Surplus $58.18
    Eaton 9253C03H03 Circuit Breaker Accessories EA​ ARCA SKU:  C15-6812 Brand:  Eaton MPN:  9253C03H03 UPC:  78211445541 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-6812
    MSRP $161.60
    Surplus $58.18
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    Qty in Cart: 0
    Price:
    MSRP $161.60
    Surplus $58.18
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  • Eaton 9253C03H06 Circuit Breaker Accessories Eaton 9253C03H06 Circuit Breaker Accessories
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    Eaton 9253C03H06 Circuit Breaker Accessories

    MSRP $168.80
    Surplus $65.97
    Eaton 9253C03H06 Circuit Breaker Accessories​ ARCA SKU:  C15-2358 Brand:  Eaton MPN:  9253C03H06 UPC:  782114455449 Shipping Weight:  3.45 lbs. Shipping Height:  7.00 In. Shipping...
    SKU:
    C15-2358
    Volts:
    600 V
    Amps:
    800 A
    Frequency Rating:
    50-400 Hz
    Short Description:
    EATON MAGNUM DS NEUTRAL CURRENT SENSOR 800:1
    TS PIK:
    119836558
    MSRP $168.80
    Surplus $65.97
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    Price:
    MSRP $168.80
    Surplus $65.97
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    Eaton 9253C03H08 Circuit Breaker Accessories EA
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    Eaton 9253C03H08 Circuit Breaker Accessories EA

    MSRP $183.20
    Surplus $40.10
    Eaton 9253C03H08 Circuit Breaker Accessories EA​ ARCA SKU:  C15-6813 Brand:  Eaton MPN:  9253C03H08 UPC:  78211445546 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-6813
    MSRP $183.20
    Surplus $40.10
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    Price:
    MSRP $183.20
    Surplus $40.10
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    Eaton 9253C03H09 Circuit Breaker Accessories Neutral Current 1600A 600V 60Hz Eaton 9253C03H09 Circuit Breaker Accessories Neutral Current 1600A 600V 60Hz
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    Eaton 9253C03H09 Circuit Breaker Accessories Neutral Current 1600A 600V 60Hz

    MSRP $506.05
    Surplus $193.34
    Eaton 9253C03H09 Circuit Breaker Accessories Neutral Current 1600A 600V 60Hz​ ARCA SKU:  C15-2357 Brand:  Eaton MPN:  9253C03H09 UPC:  782114668511 Shipping Weight:  3.75 Shipping Height:  7.50...
    SKU:
    C15-2357
    Series:
    IZM, MWI
    Amps:
    32 A
    Short Description:
    1600 A
    Catalog:
    Eaton_14664_14_CAT.pdf
    Data Sheet:
    Eaton-Bussmann_00307_1-3_DATA.pdf
    Type:
    Neutral Current Sensor
    MSRP $506.05
    Surplus $193.34
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    Qty in Cart: 0
    Price:
    MSRP $506.05
    Surplus $193.34
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    Eaton 9253C03H10 Circuit Breaker Accessories 2000A 600V EA Eaton 9253C03H10 Circuit Breaker Accessories 2000A 600V EA
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    Eaton 9253C03H10 Circuit Breaker Accessories 2000A 600V EA

    MSRP $212.00
    Surplus $343.02
    Eaton 9253C03H10 Circuit Breaker Accessories 2000A 600V EA​ ARCA SKU:  S05-1314 Brand:  Eaton MPN:  9253C03H10 UPC:  782114455470 Shipping Weight:  2.90 lbs. Shipping Height:  3.00 In...
    SKU:
    S05-1314
    Construction:
    0
    Amps:
    2000 A
    Current Ratio:
    0
    Terminal Type:
    Neutral Current Sensor
    Window Size:
    0
    Short Description:
    2000 A, Circuit Breaker Ground Fault Sensor
    Series:
    IZM, MWI
    Specification/Technical:
    Eaton_46815_1_SPEC.pdf
    Type:
    Neutral Current Sensor
    Catalog:
    Eaton_14664_14_CAT.pdf
    MSRP $212.00
    Surplus $343.02
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    Qty in Cart: 0
    Price:
    MSRP $212.00
    Surplus $343.02
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  • Eaton 99-4176 Circuit Breaker Accessories
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    Eaton 99-4176 Circuit Breaker Accessories

    MSRP $69.00
    Surplus $16.39
    Eaton 99-4176 Circuit Breaker Accessories​ ARCA SKU:  C15-11309 Brand:  Eaton MPN:  99-4176 UPC:   Shipping Weight:  0.05 lbs. Shipping Height:  1.00 In. Shipping Length:  8.00...
    SKU:
    C15-11309
    TS PIK:
    116176233
    Country of Origin:
    United States
    Short Description:
    METERING ACCESSORY
    MSRP $69.00
    Surplus $16.39
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    Qty in Cart: 0
    Price:
    MSRP $69.00
    Surplus $16.39
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  • Eaton 99-4176-2 Circuit Breaker Accessories EA
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    Eaton 99-4176-2 Circuit Breaker Accessories EA

    MSRP $80.00
    Surplus $17.85
    Eaton 99-4176-2 Circuit Breaker Accessories EA​ ARCA SKU:  C15-4851 Brand:  Eaton MPN:  99-4176-2 UPC:   Shipping Weight:  0.05 lbs. Shipping Height:  1.00 In. Shipping Length:  9.00...
    SKU:
    C15-4851
    Short Description:
    GROUP METERING ACCESSORIES AND RENEWAL PARTS
    Country of Origin:
    United States
    MSRP $80.00
    Surplus $17.85
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    Qty in Cart: 0
    Price:
    MSRP $80.00
    Surplus $17.85
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    Eaton A1KES125T1 Rating Plug Adjustable 125A Eaton A1KES125T1 Rating Plug Adjustable 125A
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    Eaton A1KES125T1 Rating Plug Adjustable 125A

    MSRP $340.00
    Surplus $68.84
    Eaton A1KES125T1 Rating Plug Adjustable 125A​ ARCA SKU:  A13-1171 Brand:  Eaton MPN:  A1KES125T1 UPC:  786679268926 Shipping Weight:  0.05 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    A13-1171
    Amps:
    125 A
    Type:
    Adjustable
    MSRP $340.00
    Surplus $68.84
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    Qty in Cart: 0
    Price:
    MSRP $340.00
    Surplus $68.84
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  • Eaton A1L1RPK Circuit Breaker Accessories Eaton A1L1RPK Circuit Breaker Accessories
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    Eaton A1L1RPK Circuit Breaker Accessories

    MSRP $700.00
    Surplus $124.57
    Eaton A1L1RPK Circuit Breaker Accessories​ ARCA SKU:  C15-2549 Brand:  Eaton MPN:  A1L1RPK UPC:  786679149553 Shipping Weight:  0.30 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-2549
    Volts:
    600 V
    Frequency Rating:
    50/60 Hz
    Frame:
    F
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY ALARM SWITCH, ALARM SWITCH FACTORY I
    TS PIK:
    106998398
    Country of Origin:
    Dominican Republic
    MSRP $700.00
    Surplus $124.57
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    Qty in Cart: 0
    Price:
    MSRP $700.00
    Surplus $124.57
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  • Eaton A1L3RTK Circuit Breaker Accessories Al/Lo Switch 600V 50/60Hz Eaton A1L3RTK Circuit Breaker Accessories Al/Lo Switch 600V 50/60Hz
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    Eaton A1L3RTK Circuit Breaker Accessories Al/Lo Switch 600V 50/60Hz

    MSRP $377.00
    Surplus $131.93
    Eaton A1L3RTK Circuit Breaker Accessories Al/Lo Switch 600V 50/60Hz​ ARCA SKU:  C15-3245 Brand:  Eaton MPN:  A1L3RTK UPC:  621037165670 Shipping Weight:  0.35 Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-3245
    Type:
    Alarm Switch
    Used On:
    Molded Case Circuit Breaker
    Short Description:
    1-Set Contact, Right Pole Mount, Terminal Block, Alarm Switch for HMCP K-Frame Molded Case Circuit Breaker
    Specification/Technical:
    Eaton_05072_1_2_SPEC.pdf
    Catalog:
    Eaton_14666_V4T2_414_CAT.pdf
    Country of Origin:
    Dominican Republic
    MSRP $377.00
    Surplus $131.93
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    Qty in Cart: 0
    Price:
    MSRP $377.00
    Surplus $131.93
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  • Eaton A1L4LPK Circuit Breaker Accessories 250V Eaton A1L4LPK Circuit Breaker Accessories 250V
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    Eaton A1L4LPK Circuit Breaker Accessories 250V

    MSRP $429.00
    Surplus $217.95
    SKU:  C15-2556 Brand:  Eaton MPN:  A1L4LPK UPC:  786679575123 Shipping Weight:  0.45 lbs. Shipping Height:  3.00 In. Shipping Length:  6.00 In. Shipping Width:  3.10 In...
    SKU:
    C15-2556
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY ALARM SWITCH, HMCP ALARM SWITCH FACT
    Volts:
    250 V
    Type:
    CIRCUIT BREAKER ALARM SWITCH
    Country of Origin:
    United States
    MSRP $429.00
    Surplus $217.95
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    Qty in Cart: 0
    Price:
    MSRP $429.00
    Surplus $217.95
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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.