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 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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    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 $118.78
    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 $118.78
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    Qty in Cart: 0
    Price:
    MSRP $700.00
    Surplus $118.78
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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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    Eaton A1L5LPK Circuit Breaker Accessories 600VAC 50/60Hz N Frame Eaton A1L5LPK Circuit Breaker Accessories 600VAC 50/60Hz N Frame
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    Eaton A1L5LPK Circuit Breaker Accessories 600VAC 50/60Hz N Frame

    MSRP $412.00
    Surplus $142.01
    Eaton A1L5LPK Circuit Breaker Accessories 600VAC 50/60Hz N Frame​ ARCA SKU:  C15-2103 Brand:  Eaton MPN:  A1L5LPK UPC:  786679027141 Shipping Weight:  0.50 Shipping Height:  2.90 In. Shipping...
    SKU:
    C15-2103
    Volts:
    600 VAC
    Frequency Rating:
    50/60 Hz
    Frame:
    N
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY ALARM SWITCH, ALARM LOCKOUT, N-FRAME
    MSRP $412.00
    Surplus $142.01
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    Qty in Cart: 0
    Price:
    MSRP $412.00
    Surplus $142.01
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    Eaton A1L5RPK Circuit Breaker Accessories Bell Alarm 250V Eaton A1L5RPK Circuit Breaker Accessories Bell Alarm 250V
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    Eaton A1L5RPK Circuit Breaker Accessories Bell Alarm 250V

    MSRP $412.00
    Surplus $197.58
    Eaton A1L5RPK Circuit Breaker Accessories Bell Alarm 250V​ ARCA SKU:  C15-2555 Brand:  Eaton MPN:  A1L5RPK UPC:  786679027127 Shipping Weight:  0.32 Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-2555
    Volts:
    250 V
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY ALARM SWITCH, ALARM LOCKOUT, N-FRAME
    MSRP $412.00
    Surplus $197.58
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    Qty in Cart: 0
    Price:
    MSRP $412.00
    Surplus $197.58
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    Eaton A1X5LTK Circuit Breaker Accessories
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    Eaton A1X5LTK Circuit Breaker Accessories

    MSRP $612.25
    Surplus $173.10
    Eaton A1X5LTK Circuit Breaker Accessories​ ARCA SKU:  C15-9537 Brand:  Eaton MPN:  A1X5LTK UPC:  78667902708 Shipping Weight:  0.30 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-9537
    TS PIK:
    114196644
    MSRP $612.25
    Surplus $173.10
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    Qty in Cart: 0
    Price:
    MSRP $612.25
    Surplus $173.10
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    Eaton A201100-7 Conduit Fittings Female Plug 1135A 1000V 50/60Hz Eaton A201100-7 Conduit Fittings Female Plug 1135A 1000V 50/60Hz
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    Eaton A201100-7 Conduit Fittings Female Plug 1135A 1000V 50/60Hz

    MSRP $520.00
    Surplus $179.51
    Eaton A201100-7 Conduit Fittings Female Plug 1135A 1000V 50/60Hz​ ARCA SKU:  C26-2498 Brand:  Eaton MPN:  A201100-7 UPC:  662275107206 Shipping Weight:  1.85 lbs. Shipping Height:  4.00 In...
    SKU:
    C26-2498
    Type:
    Female
    Material:
    Rubber
    Used On:
    Roughneck E1049 Series 1-Pole Female Plug
    Color:
    Blue
    Cable Size:
    313 to 777 KCMIL
    Short Description:
    1000 VAC/DC, 313 to 777 KCMIL, Rubber, Blue, Female, Cam Type
    Catalog:
    Eaton-CrouseHinds_00202_1481-1487_CAT.pdf
    Installation/Operator:
    Eaton-CrouseHinds_00026_INST.pdf
    MSRP $520.00
    Surplus $179.51
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    Qty in Cart: 0
    Price:
    MSRP $520.00
    Surplus $179.51
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    Eaton A2L1RPK Circuit Breaker Accessories

    MSRP $1,170.02
    Surplus $379.09
    SKU:  C15-9939 Brand:  Eaton MPN:  A2L1RPK UPC:  78667955324 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-9939
    TS PIK:
    107004593
    MSRP $1,170.02
    Surplus $379.09
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    Qty in Cart: 0
    Price:
    MSRP $1,170.02
    Surplus $379.09
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    Eaton A2L1RPK Circuit Breaker Accessories EA

    MSRP $1,170.02
    Surplus $344.24
    SKU:  C15-9731 Brand:  Eaton MPN:  A2L1RPK UPC:  78667955324 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-9731
    TS PIK:
    107004593
    MSRP $1,170.02
    Surplus $344.24
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    Qty in Cart: 0
    Price:
    MSRP $1,170.02
    Surplus $344.24
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    Eaton A2LCL225 Rating Plug Adjustable 225A Eaton A2LCL225 Rating Plug Adjustable 225A
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    Eaton A2LCL225 Rating Plug Adjustable 225A

    MSRP $536.00
    Surplus $241.20
    Eaton A2LCL225 Rating Plug Adjustable 225A​ ARCA SKU:  A13-1070 Brand:  Eaton MPN:  A2LCL225 UPC:  786679013649 Shipping Weight:  0.04 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    A13-1070
    MSRP $536.00
    Surplus $241.20
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    Qty in Cart: 0
    Price:
    MSRP $536.00
    Surplus $241.20
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  • Eaton A3X3LPK Other Auxiliary/Shunt/Trip Units/UVRs Eaton A3X3LPK Other Auxiliary/Shunt/Trip Units/UVRs
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    Eaton A3X3LPK Other Auxiliary/Shunt/Trip Units/UVRs

    MSRP $1,723.49
    Surplus $322.39
    SKU:  C15-11225 Brand:  Eaton MPN:  A3X3LPK UPC:  78667900439 Shipping Weight:  0.50 lbs. Shipping Height:  4.00 In. Shipping Length:  6.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-11225
    TS PIK:
    110189827
    MSRP $1,723.49
    Surplus $322.39
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    Qty in Cart: 0
    Price:
    MSRP $1,723.49
    Surplus $322.39
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    Eaton A4KES300T5 Rating Plug Adjustable 300A K Frame Eaton A4KES300T5 Rating Plug Adjustable 300A K Frame
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    Eaton A4KES300T5 Rating Plug Adjustable 300A K Frame

    MSRP $271.00
    Surplus $62.25
    Eaton A4KES300T5 Rating Plug Adjustable 300A K Frame​ ARCA SKU:  A13-1034 Brand:  Eaton MPN:  A4KES300T5 UPC:  782116063093 Shipping Weight:  0.06 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    A13-1034
    MSRP $271.00
    Surplus $62.25
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    Qty in Cart: 0
    Price:
    MSRP $271.00
    Surplus $62.25
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    Eaton A4KES400T1 Rating Plug Adjustable 400A K Frame Eaton A4KES400T1 Rating Plug Adjustable 400A K Frame
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    Eaton A4KES400T1 Rating Plug Adjustable 400A K Frame

    MSRP $325.00
    Surplus $123.69
    Eaton A4KES400T1 Rating Plug Adjustable 400A K Frame​ ARCA SKU:  A13-1078 Brand:  Eaton MPN:  A4KES400T1 UPC:  786679268841 Shipping Weight:  0.04 lbs. Shipping Height:  1.40 In. Shipping...
    SKU:
    A13-1078
    Type:
    Digitrip 310
    Approval:
    UL
    Frame Type:
    K
    Accessory Type:
    Plugs
    Maximum Breaker Current Rating:
    200/250/300/400 Amp
    Short Description:
    200 to 400 A, K-Frame, Electronic 310 Digitrip, Adjustable
    Catalog:
    EatonCorp-CutlerHammer_00004_43_44_46_48_CAT.pdf
    MSRP $325.00
    Surplus $123.69
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    Qty in Cart: 0
    Price:
    MSRP $325.00
    Surplus $123.69
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    Eaton A6LES600T1 Rating Plug Adjustable 600A LD Frame EA Eaton A6LES600T1 Rating Plug Adjustable 600A LD Frame EA
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    Eaton A6LES600T1 Rating Plug Adjustable 600A LD Frame EA

    MSRP $401.00
    Surplus $247.38
    Eaton A6LES600T1 Rating Plug Adjustable 600A LD Frame EA​ ARCA SKU:  A13-1035 Brand:  Eaton MPN:  A6LES600T1 UPC:  786679269121 Shipping Weight:  0.05 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    A13-1035
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY RATING PLUG, ADJUSTABLE DIGITRIP RMS
    Amps:
    600 A
    Type:
    Adjustable
    Frame Type:
    LD
    TS PIK:
    107000552
    Country of Origin:
    United States
    MSRP $401.00
    Surplus $247.38
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    Qty in Cart: 0
    Price:
    MSRP $401.00
    Surplus $247.38
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    Eaton A8MES800T Rating Plug Adjustable 800A M Frame EA Eaton A8MES800T Rating Plug Adjustable 800A M Frame EA
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    Eaton A8MES800T Rating Plug Adjustable 800A M Frame EA

    MSRP $366.00
    Surplus $156.94
    Eaton A8MES800T Rating Plug Adjustable 800A M Frame EA​ ARCA SKU:  A13-1060 Brand:  Eaton MPN:  A8MES800T UPC:  786679085332 Shipping Weight:  0.04 lbs. Shipping Height:  2.00 In...
    SKU:
    A13-1060
    Series:
    C
    Type:
    RMS 310 Digitrip
    Type:
    Adjustable
    Frame Type:
    M
    Maximum Breaker Current Rating:
    800 Amp
    Plug Current Rating:
    800 Amp
    Short Description:
    400/500/600/800 A, J/K Frame, Adjustable, Electronic RMS 310 Digitrip
    Catalog:
    Eaton_00102_70_CAT.pdf
    TS PIK:
    115574763
    MSRP $366.00
    Surplus $156.94
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    Qty in Cart: 0
    Price:
    MSRP $366.00
    Surplus $156.94
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    Eaton AA114LPK Circuit Breaker Accessories EA
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    Eaton AA114LPK Circuit Breaker Accessories EA

    MSRP $824.43
    Surplus $302.44
    SKU:  C15-6815 Brand:  Eaton MPN:  AA114LPK UPC:  78667902164 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-6815
    Used On:
    HMCP C Series L/M Frame Molded Case Circuit Breaker
    Catalog:
    Eaton_03771_V4T2_384_CAT.pdf
    MSRP $824.43
    Surplus $302.44
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    Qty in Cart: 0
    Price:
    MSRP $824.43
    Surplus $302.44
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  • Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V
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    Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V

    MSRP $820.00
    Surplus $179.57
    Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V​ ARCA SKU:  C15-3252 Brand:  Eaton MPN:  AA115RPK UPC:  786678262482 Shipping Weight:  0.25 Shipping Height:  2...
    SKU:
    C15-3252
    Volts:
    250 V
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY BELL ALARM COMBINATION, AU
    Country of Origin:
    United States
    MSRP $820.00
    Surplus $179.57
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    Qty in Cart: 0
    Price:
    MSRP $820.00
    Surplus $179.57
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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.