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 4218B80G09 Circuit Breaker Accessories Mounting Screw Kit
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    Eaton 4218B80G09 Circuit Breaker Accessories Mounting Screw Kit

    MSRP $14.00
    Surplus $5.04
    Eaton 4218B80G09 Circuit Breaker Accessories Mounting Screw Kit​ ARCA SKU:  C15-4425 Brand:  Eaton MPN:  4218B80G09 UPC:   Shipping Weight:  0.02 Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-4425
    Type:
    Mounting Screw Kit
    MSRP $14.00
    Surplus $5.04
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    Qty in Cart: 0
    Price:
    MSRP $14.00
    Surplus $5.04
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    Eaton 4218B80G11 Circuit Breaker Accessories Mounting Screw Kit
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    Eaton 4218B80G11 Circuit Breaker Accessories Mounting Screw Kit

    MSRP $15.00
    Surplus $4.14
    Eaton 4218B80G11 Circuit Breaker Accessories Mounting Screw Kit​ ARCA SKU:  C15-4426 Brand:  Eaton MPN:  4218B80G11 UPC:   Shipping Weight:  0.03 Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-4426
    Type:
    Mounting Screw Kit
    MSRP $15.00
    Surplus $4.14
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    Qty in Cart: 0
    Price:
    MSRP $15.00
    Surplus $4.14
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    Eaton 454D509G04 Circuit Breaker Accessories Mounting Block Assembly J-K Frame Special Features: G04 Used w/ ALB-1 Breakers Eaton 454D509G04 Circuit Breaker Accessories Mounting Block Assembly J-K Frame Special Features: G04 Used w/ ALB-1 Breakers
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    Eaton 454D509G04 Circuit Breaker Accessories Mounting Block Assembly J-K Frame Special Features: G04 Used w/ ALB-1 Breakers

    MSRP $187.00
    Surplus $76.90
    Eaton 454D509G04 Circuit Breaker Accessories Mounting Block Assembly J-K Frame Special Features: G04 Used w/ ALB-1 Breakers​ ARCA SKU:  C15-2863 Brand:  Eaton MPN:  454D509G04 UPC:  786679836675 Shipping...
    SKU:
    C15-2863
    Frame:
    J-K
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SWITCHBOARD/PANELBOARD MOUNTING, ACC
    MSRP $187.00
    Surplus $76.90
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    Qty in Cart: 0
    Price:
    MSRP $187.00
    Surplus $76.90
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  • Eaton 458D493G03 Circuit Breaker Accessories EA
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    Eaton 458D493G03 Circuit Breaker Accessories EA

    MSRP $398.94
    Surplus $93.21
    Eaton 458D493G03 Circuit Breaker Accessories EA​ ARCA SKU:  C15-9395 Brand:  Eaton MPN:  458D493G03 UPC:  78667963414 Shipping Weight:  1.65 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-9395
    TS PIK:
    21513992
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, HANDLE MECHANISM,
    Country of Origin:
    United States
    MSRP $398.94
    Surplus $93.21
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    MSRP $398.94
    Surplus $93.21
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    Eaton 4995D10G01 Circuit Breaker Accessories
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    Eaton 4995D10G01 Circuit Breaker Accessories

    MSRP $3,117.19
    Surplus $875.76
    SKU:  C15-9550 Brand:  Eaton MPN:  4995D10G01 UPC:  78667902697 Shipping Weight:  0.45 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-9550
    TS PIK:
    113894787
    MSRP $3,117.19
    Surplus $875.76
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    Qty in Cart: 0
    Price:
    MSRP $3,117.19
    Surplus $875.76
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  • Eaton 4KES225T Rating Plug
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    Eaton 4KES225T Rating Plug

    MSRP $343.86
    Surplus $200.68
    SKU:  C15-9463 Brand:  Eaton MPN:  4KES225T UPC:  78667926926 Shipping Weight:  0.05 lbs. Shipping Height:  2.00 In. Shipping Length:  3.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-9463
    TS PIK:
    107000559
    Plug Current Rating:
    225 A
    Short Description:
    225 A, K Frame, Fixed, Electronic RMS 310 Digitrip, Molded Case Circuit Breaker Rating Plug
    Maximum Breaker Current Rating:
    400 A
    Catalog:
    Eaton_03777_31-33_CAT.pdf
    Series:
    C, KES
    Type:
    RMS 310 Digitrip
    Frame Type:
    K
    Approval:
    UL
    Country of Origin:
    United States
    MSRP $343.86
    Surplus $200.68
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    Qty in Cart: 0
    Price:
    MSRP $343.86
    Surplus $200.68
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  • Eaton 4KES250T Rating Plug EA
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    Eaton 4KES250T Rating Plug EA

    MSRP $312.60
    Surplus $162.26
    Eaton 4KES250T Rating Plug EA​ ARCA SKU:  A13-1526 Brand:  Eaton MPN:  4KES250T UPC:   Shipping Weight:  0.05 lbs. Shipping Height:  2.00 In. Shipping Length:  3.00 In...
    SKU:
    A13-1526
    TS PIK:
    107000558
    Frame Type:
    K, J-K
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY RATING PLUG, DIGITRIP 310, RATING PL
    Type:
    310 Digitrip
    Approval:
    UL
    Maximum Breaker Current Rating:
    400 A
    Plug Current Rating:
    250 A
    MSRP $312.60
    Surplus $162.26
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    Qty in Cart: 0
    Price:
    MSRP $312.60
    Surplus $162.26
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    Eaton 4KES300T Rating Plug Fixed 300A K Frame EA Eaton 4KES300T Rating Plug Fixed 300A K Frame EA
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    Eaton 4KES300T Rating Plug Fixed 300A K Frame EA

    MSRP $245.00
    Surplus $130.34
    Eaton 4KES300T Rating Plug Fixed 300A K Frame EA​ ARCA SKU:  A13-1068 Brand:  Eaton MPN:  4KES300T UPC:  786679269220 Shipping Weight:  0.04 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    A13-1068
    Approval:
    UL
    Frame:
    K
    Amps:
    400 A
    Amps:
    300 A
    Type:
    Fixed
    Type:
    Electronic RMS 310 Digitrip
    Short Description:
    300 A, K Frame, Fixed, Electronic RMS 310 Digitrip, Molded Case Circuit Breaker Rating Plug
    Series:
    C, KES
    Specification/Technical:
    Eaton_04675_1_2_SPEC.pdf
    TS PIK:
    107000557
    MSRP $245.00
    Surplus $130.34
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    Qty in Cart: 0
    Price:
    MSRP $245.00
    Surplus $130.34
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    Eaton 4TA401K Circuit Breaker Accessories Eaton 4TA401K Circuit Breaker Accessories
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    Eaton 4TA401K Circuit Breaker Accessories

    MSRP $146.00
    Surplus $62.76
    Eaton 4TA401K Circuit Breaker Accessories​ ARCA SKU:  C15-2626 Brand:  Eaton MPN:  4TA401K UPC:  786679022153 Shipping Weight:  0.00 Shipping Height:  0.00 In. Shipping Length:  0.00...
    SKU:
    C15-2626
    Body Material:
    Aluminum
    Conductor Material:
    Copper/Aluminum
    Amps:
    400 A
    Maximum Conductor Size:
    250 KCMIL
    Minimum Conductor Size:
    2/0 AWG
    Number of Conductors:
    2
    Quantity:
    4
    Type:
    Line/Load Lug
    Used On:
    C Series J/K/KD/PV/KD/PVS-Frame Molded Case Circuit Breaker
    Catalog:
    Eaton_03771_V4T2_283_CAT.pdf
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY LINE AND LOAD TERMINAL, TERMINAL, 40
    MSRP $146.00
    Surplus $62.76
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    Qty in Cart: 0
    Price:
    MSRP $146.00
    Surplus $62.76
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  • Eaton 504C323G08 Circuit Breaker Accessories Vari-Depth Rotary Handle Eaton 504C323G08 Circuit Breaker Accessories Vari-Depth Rotary Handle
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    Eaton 504C323G08 Circuit Breaker Accessories Vari-Depth Rotary Handle

    MSRP $334.00
    Surplus $94.52
    Eaton 504C323G08 Circuit Breaker Accessories Vari-Depth Rotary Handle​ ARCA SKU:  C15-3032 Brand:  Eaton MPN:  504C323G08 UPC:  786679649923 Shipping Weight:  0.85 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-3032
    Type:
    Pistol
    Used On:
    Molded Case Circuit Breaker
    Enclosure:
    NEMA 4
    Shape:
    Round
    Breaker Type:
    100 to 150 A F Frame
    Breaker Type:
    225 to 250 Ampere J Frame
    Breaker Type:
    400 Ampere K Frame
    Breaker Type:
    600 Ampere L Frame
    Breaker Type:
    800 Ampere M Frame
    Switch Current Rating:
    30 to 200 Ampere
    Defeatable:
    No
    Locking Type:
    Padlockable
    Short Description:
    NEMA 4, Padlockable, Round, Pistol
    Catalog:
    Eaton_03653_V12T3_98_CAT.pdf
    Country of Origin:
    United States
    MSRP $334.00
    Surplus $94.52
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    Qty in Cart: 0
    Price:
    MSRP $334.00
    Surplus $94.52
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  • Eaton 505C606G05 Circuit Breaker Accessories Panelboard Connecting Strap 1200A Eaton 505C606G05 Circuit Breaker Accessories Panelboard Connecting Strap 1200A
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    Eaton 505C606G05 Circuit Breaker Accessories Panelboard Connecting Strap 1200A

    MSRP $663.00
    Surplus $119.05
    Eaton 505C606G05 Circuit Breaker Accessories Panelboard Connecting Strap 1200A​ ARCA SKU:  C15-2919 Brand:  Eaton MPN:  505C606G05 UPC:  786679838686 Shipping Weight:  4.00 Shipping Height:  3...
    SKU:
    C15-2919
    Amps:
    1200 A
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY PANELBOARD CONNECTING STRAP, PANELBO
    Country of Origin:
    United States
    MSRP $663.00
    Surplus $119.05
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    Qty in Cart: 0
    Price:
    MSRP $663.00
    Surplus $119.05
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    Eaton 5092A62G02 Circuit Breaker Accessories
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    Eaton 5092A62G02 Circuit Breaker Accessories

    MSRP $334.09
    Surplus $135.32
    Eaton 5092A62G02 Circuit Breaker Accessories​ ARCA SKU:  C15-11001 Brand:  Eaton MPN:  5092A62G02 UPC:  78667930612 Shipping Weight:  1.95 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-11001
    TS PIK:
    21508879
    Country of Origin:
    United States
    MSRP $334.09
    Surplus $135.32
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    Qty in Cart: 0
    Price:
    MSRP $334.09
    Surplus $135.32
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    Eaton 5092A62G05 Circuit Breaker Accessories Eaton 5092A62G05 Circuit Breaker Accessories
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    Eaton 5092A62G05 Circuit Breaker Accessories

    MSRP $310.00
    Surplus $122.77
    Eaton 5092A62G05 Circuit Breaker Accessories​ ARCA SKU:  C15-2725 Brand:  Eaton MPN:  5092A62G05 UPC:  786679225769 Shipping Weight:  1.85 Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-2725
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, STANDARD VARIABLE
    MSRP $310.00
    Surplus $122.77
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    Qty in Cart: 0
    Price:
    MSRP $310.00
    Surplus $122.77
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    Eaton 5092A62G06 Circuit Breaker Accessories EA
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    Eaton 5092A62G06 Circuit Breaker Accessories EA

    MSRP $421.56
    Surplus $109.41
    Eaton 5092A62G06 Circuit Breaker Accessories EA​ ARCA SKU:  C15-11006 Brand:  Eaton MPN:  5092A62G06 UPC:  786679225783 Shipping Weight:  2.05 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-11006
    TS PIK:
    109649074
    Country of Origin:
    United States
    MSRP $421.56
    Surplus $109.41
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    Qty in Cart: 0
    Price:
    MSRP $421.56
    Surplus $109.41
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  • Eaton 5117A60G28 Circuit Breaker Accessories EA
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    Eaton 5117A60G28 Circuit Breaker Accessories EA

    MSRP $38.00
    Surplus $8.64
    Eaton 5117A60G28 Circuit Breaker Accessories EA​ ARCA SKU:  C15-9345 Brand:  Eaton MPN:  5117A60G28 UPC:   Shipping Weight:  0.10 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-9345
    Country of Origin:
    United States
    MSRP $38.00
    Surplus $8.64
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    Qty in Cart: 0
    Price:
    MSRP $38.00
    Surplus $8.64
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    Eaton 5720B33G19 Rating Plug 4000A Eaton 5720B33G19 Rating Plug 4000A
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    Eaton 5720B33G19 Rating Plug 4000A

    MSRP $550.00
    Surplus $247.50
    Eaton 5720B33G19 Rating Plug 4000A​ ARCA SKU:  A13-1264 Brand:  Eaton MPN:  5720B33G19 UPC:   Shipping Weight:  0.05 lbs. Shipping Height:  1.00 In. Shipping Length:  4.00 In...
    SKU:
    A13-1264
    Amps:
    4000 A
    MSRP $550.00
    Surplus $247.50
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    Qty in Cart: 0
    Price:
    MSRP $550.00
    Surplus $247.50
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    Eaton 591C498G06 Circuit Breaker Accessories
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    Eaton 591C498G06 Circuit Breaker Accessories

    MSRP $321.83
    Surplus $203.10
    Eaton 591C498G06 Circuit Breaker Accessories​ ARCA SKU:  C15-9520 Brand:  Eaton MPN:  591C498G06 UPC:  78667064162 Shipping Weight:  0.70 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-9520
    TS PIK:
    119836587
    MSRP $321.83
    Surplus $203.10
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    Qty in Cart: 0
    Price:
    MSRP $321.83
    Surplus $203.10
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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.