Circuit Breakers

Circuit Breakers

Circuit Breakers - Source rare and hard-to-find breakers with ease

At ARCA Supply, we know that circuit breakers are essential to safeguarding electrical systems, protecting them from overloads and short circuits. Whether you're managing a commercial facility, maintaining industrial equipment, or working on residential projects, having the right circuit breakers ensures uninterrupted performance and peace of mind.

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.

Explore Our Circuit Breaker Categories:

  • Air Circuit Breakers (ACBs): Ideal for large-scale industrial applications, ACBs provide superior protection in high-current scenarios.
  • Din Rail Mounted Circuit Breakers: These breakers are designed for quick installation in compact spaces, making them perfect for modular setups.
  • Main Breakers: As a crucial part of any electrical system, main breakers ensure that circuits are effectively managed and protected from faults.
  • Miniature Circuit Breakers (MCBs): Designed for residential and commercial use, MCBs are essential for protecting lower power circuits from damage.
  • Molded Case Breakers (MCCBs): When high current protection is needed, MCCBs offer robust and durable performance.
  • Motor Circuit Protectors (MCPs): Specifically engineered to protect motors, MCPs offer fast response times to prevent equipment damage.
  • Circuit Breaker Accessories: From trip units to mounting kits, we stock a variety of accessories to enhance the functionality of your breakers.

Leading Brands We Carry:

At ARCA Supply, we carry a comprehensive lineup of top brands to ensure you get the best quality and reliability. Our inventory includes trusted names such as Eaton, Square D, Siemens, and General Electric. With over 2,600 Eaton products and hundreds from brands like ABB, Schneider Electric, and Leviton, you can be confident in finding exactly what you need.

Choose the Right Circuit Breaker:

When selecting a circuit breaker, factors such as current rating, voltage rating, and mounting style are critical. Our range includes options for:

  • Current Ratings: From 15A to 600A, ensuring the right protection for every application.
  • Voltage Ratings: With options ranging from 120V to 600V for both AC and DC applications.
  • Mounting Types: Choose from plug-on, DIN rail, or bolt-on mountings to match your installation requirements.

Why Choose ARCA Supply?

As a trusted distributor specializing in hard-to-find electrical components, we ensure that our circuit breakers meet the highest industry standards. Our commitment to the circular economy also means that unsold products are responsibly recycled, helping to reduce waste while supporting your projects.

Explore our extensive collection of circuit breakers today and find the perfect solution for your electrical system’s needs.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • ABB K4TB Circuit Breaker Accessories ABB K4TB Circuit Breaker Accessories

    ABB K4TB Circuit Breaker Accessories

    MSRP $27.00
    Surplus $13.86
    ABB K4TB Circuit Breaker Accessories​ ARCA SKU:  C15-11362 Brand:  ABB MPN:  K4TB UPC:   Shipping Weight:  0.15 lbs. Shipping Height:  2.00 In. Shipping Length:  6.00 In...
    SKU:
    C15-11362
    MSRP $27.00
    Surplus $13.86
    Qty in Cart: 0
    Price:
    MSRP $27.00
    Surplus $13.86
    Subtotal:
  • ABB K5S4 Circuit Breaker Accessories

    ABB K5S4 Circuit Breaker Accessories

    MSRP $748.00
    Surplus $203.75
    SKU:  C15-11625 Brand:  ABB MPN:  K5S4 UPC:  66201950334 Shipping Weight:  0.30 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In. Product...
    SKU:
    C15-11625
    TS PIK:
    125558166
    MSRP $748.00
    Surplus $203.75
    Qty in Cart: 0
    Price:
    MSRP $748.00
    Surplus $203.75
    Subtotal:
  • ABB KT5400-3 Other Circuit Breakers

    ABB KT5400-3 Other Circuit Breakers

    MSRP $103.00
    Surplus $19.13
    ABB KT5400-3 Other Circuit Breakers​ ARCA SKU:  C15-11372 Brand:  ABB MPN:  KT5400-3 UPC:  01564456173 Shipping Weight:  1.55 lbs. Shipping Height:  6.00 In. Shipping Length:  7...
    SKU:
    C15-11372
    TS PIK:
    121305938
    Short Description:
    400 A, 2-Conductor, 3/0 AWG to KCMIL, Circuit Breaker Cable Terminal Lug
    Country of Origin:
    USA
    MSRP $103.00
    Surplus $19.13
    Qty in Cart: 0
    Price:
    MSRP $103.00
    Surplus $19.13
    Subtotal:
  • ABB KT7VD-M Circuit Breaker Accessories

    ABB KT7VD-M Circuit Breaker Accessories

    MSRP $1,300.00
    Surplus $310.56
    SKU:  C15-11315 Brand:  ABB MPN:  KT7VD-M UPC:  8015644646639 Shipping Weight:  1.35 lbs. Shipping Height:  2.00 In. Shipping Length:  8.00 In. Shipping Width:  7.00 In...
    SKU:
    C15-11315
    TS PIK:
    123008313
    Country of Origin:
    United States
    MSRP $1,300.00
    Surplus $310.56
    Qty in Cart: 0
    Price:
    MSRP $1,300.00
    Surplus $310.56
    Subtotal:
  • ABB KXT1LTC-3 Circuit Breaker Accessories EA

    ABB KXT1LTC-3 Circuit Breaker Accessories EA

    MSRP $101.78
    Surplus $32.23
    ABB KXT1LTC-3 Circuit Breaker Accessories EA​ ARCA SKU:  C15-9608 Brand:  ABB MPN:  KXT1LTC-3 UPC:  8015644002671 Shipping Weight:  0.10 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-9608
    TS PIK:
    126304310
    Catalog:
    ABBInstallationProducts-Thomas&Betts_00102_3_17_CAT.pdf
    Used On:
    Tmax TX1 Molded Case Circuit Breaker
    Type:
    Low Terminal Cover, 3-Pole
    Short Description:
    2-Piece, 3-Pole, Low Terminal Cover for Tmax TX1 Molded Case Circuit Breaker
    MSRP $101.78
    Surplus $32.23
    Qty in Cart: 0
    Price:
    MSRP $101.78
    Surplus $32.23
    Subtotal:
  • ABB MBB36WB Molded Case Breakers (MCCBs)

    ABB MBB36WB Molded Case Breakers (MCCBs)

    MSRP $33,396.00
    Surplus $11,592.01
    SKU:  C15-11787 Brand:  ABB MPN:  MBB36WB UPC:  783175878598 Shipping Weight:  25.00 lbs. Shipping Height:  10.00 In. Shipping Length:  16.00 In. Shipping Width:  14.00 In...
    SKU:
    C15-11787
    TS PIK:
    128663262
    MSRP $33,396.00
    Surplus $11,592.01
    Qty in Cart: 0
    Price:
    MSRP $33,396.00
    Surplus $11,592.01
    Subtotal:
  • ABB OTPS40FPN1 Circuit Breaker Accessories

    ABB OTPS40FPN1 Circuit Breaker Accessories

    MSRP $60.00
    Surplus $14.77
    ABB OTPS40FPN1 Circuit Breaker Accessories​ ARCA SKU:  C15-11337 Brand:  ABB MPN:  OTPS40FPN1 UPC:  41701939132 Shipping Weight:  0.10 lbs. Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-11337
    TS PIK:
    123262142
    Country of Origin:
    United States
    MSRP $60.00
    Surplus $14.77
    Qty in Cart: 0
    Price:
    MSRP $60.00
    Surplus $14.77
    Subtotal:
  • ABB OVR 65 N P Other Circuit Breakers ABB OVR 65 N P Other Circuit Breakers

    ABB OVR 65 N P Other Circuit Breakers

    MSRP $424.00
    Surplus $114.48
    SKU:  C15-11344 Brand:  ABB MPN:  OVR 65 N P UPC:   Shipping Weight:  0.30 lbs. Shipping Height:  4.00 In. Shipping Length:  5.00 In. Shipping Width:  1.00 In. Product...
    SKU:
    C15-11344
    MSRP $424.00
    Surplus $114.48
    Qty in Cart: 0
    Price:
    MSRP $424.00
    Surplus $114.48
    Subtotal:
  • ABB RA0446803 Circuit Breaker Accessories EA

    ABB RA0446803 Circuit Breaker Accessories EA

    MSRP $21.00
    Surplus $3.43
    ABB RA0446803 Circuit Breaker Accessories EA​ ARCA SKU:  C15-9298 Brand:  ABB MPN:  RA0446803 UPC:   Shipping Weight:  0.10 lbs. Shipping Height:  1.00 In. Shipping Length:  10...
    SKU:
    C15-9298
    MSRP $21.00
    Surplus $3.43
    Qty in Cart: 0
    Price:
    MSRP $21.00
    Surplus $3.43
    Subtotal:
  • ABB S201-K0.5 Other Circuit Breakers

    ABB S201-K0.5 Other Circuit Breakers

    MSRP $92.00
    Surplus $17.97
    ABB S201-K0.5 Other Circuit Breakers​ ARCA SKU:  C15-11354 Brand:  ABB MPN:  S201-K0.5 UPC:   Shipping Weight:  0.25 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In...
    SKU:
    C15-11354
    Voltage Rating:
    480 Star/277 VAC 50/60 Hertz, 60/110 VDC
    Terminal Type:
    Failsafe Bi-Directional Cylinder Lift Screw
    Country of Origin:
    USA
    Number of Poles:
    1
    Size:
    17.5 Millimeter Width x 69 Millimeter Depth x 88 Millimeter Height
    Catalog:
    ABBInstallationProducts_00806_1_34_CAT.pdf
    Current Rating:
    16 A
    Mounting:
    35 Millimeter DIN Rail
    Installation/Operator:
    ABBInstallationProducts_00016_INST.pdf
    Type:
    Current Limiting, Thermal Magnetic
    Interrupting Rating:
    6 kA
    Wire Size:
    18 to 4 AWG (Conductor), 18 to 8 AWG (Busbar)
    MSRP $92.00
    Surplus $17.97
    Qty in Cart: 0
    Price:
    MSRP $92.00
    Surplus $17.97
    Subtotal:
  • ABB S201-K13A Circuit Breaker Accessories

    ABB S201-K13A Circuit Breaker Accessories

    MSRP $50.00
    Surplus $13.50
    ABB S201-K13A Circuit Breaker Accessories​ ARCA SKU:  C15-11339 Brand:  ABB MPN:  S201-K13A UPC:  01677950727 Shipping Weight:  0.30 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-11339
    TS PIK:
    121306610
    Country of Origin:
    United States
    MSRP $50.00
    Surplus $13.50
    Qty in Cart: 0
    Price:
    MSRP $50.00
    Surplus $13.50
    Subtotal:
  • ABB S202-D8 Miniature Circuit Breakers (MCBs)

    ABB S202-D8 Miniature Circuit Breakers (MCBs)

    MSRP $185.00
    Surplus $66.15
    ABB S202-D8 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-11352 Brand:  ABB MPN:  S202-D8 UPC:  01677953055 Shipping Weight:  0.65 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-11352
    TS PIK:
    121306821
    Country of Origin:
    United States
    MSRP $185.00
    Surplus $66.15
    Qty in Cart: 0
    Price:
    MSRP $185.00
    Surplus $66.15
    Subtotal:
  • ABB S202-D8 Other Circuit Breakers

    ABB S202-D8 Other Circuit Breakers

    MSRP $185.00
    Surplus $66.26
    ABB S202-D8 Other Circuit Breakers​ ARCA SKU:  C15-11347 Brand:  ABB MPN:  S202-D8 UPC:  4016779608312 Shipping Weight:  0.60 lbs. Shipping Height:  3.00 In. Shipping Length:  4...
    SKU:
    C15-11347
    TS PIK:
    121306821
    Country of Origin:
    USA
    MSRP $185.00
    Surplus $66.26
    Qty in Cart: 0
    Price:
    MSRP $185.00
    Surplus $66.26
    Subtotal:
  • ABB S202-K1A Other Circuit Breakers ABB S202-K1A Other Circuit Breakers

    ABB S202-K1A Other Circuit Breakers

    MSRP $95.00
    Surplus $60.78
    ABB S202-K1A Other Circuit Breakers​ ARCA SKU:  C15-11345 Brand:  ABB MPN:  S202-K1A UPC:   Shipping Weight:  0.55 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In...
    SKU:
    C15-11345
    MSRP $95.00
    Surplus $60.78
    Qty in Cart: 0
    Price:
    MSRP $95.00
    Surplus $60.78
    Subtotal:
  • ABB S202-K4A Other Circuit Breakers

    ABB S202-K4A Other Circuit Breakers

    MSRP $50.00
    Surplus $25.25
    ABB S202-K4A Other Circuit Breakers​ ARCA SKU:  C15-11343 Brand:  ABB MPN:  S202-K4A UPC:   Shipping Weight:  0.60 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In...
    SKU:
    C15-11343
    MSRP $50.00
    Surplus $25.25
    Qty in Cart: 0
    Price:
    MSRP $50.00
    Surplus $25.25
    Subtotal:
  • ABB S203-D2 Miniature Circuit Breakers (MCBs)

    ABB S203-D2 Miniature Circuit Breakers (MCBs)

    MSRP $279.00
    Surplus $64.22
    ABB S203-D2 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-11378 Brand:  ABB MPN:  S203-D2 UPC:  4016779608992 Shipping Weight:  0.60 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-11378
    TS PIK:
    121306755
    Country of Origin:
    United States
    MSRP $279.00
    Surplus $64.22
    Qty in Cart: 0
    Price:
    MSRP $279.00
    Surplus $64.22
    Subtotal:
  • ABB S203-D3 Miniature Circuit Breakers (MCBs)

    ABB S203-D3 Miniature Circuit Breakers (MCBs)

    MSRP $350.00
    Surplus $58.61
    SKU:  C15-11379 Brand:  ABB MPN:  S203-D3 UPC:  4016779609012 Shipping Weight:  0.95 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-11379
    TS PIK:
    121306756
    Country of Origin:
    United States
    MSRP $350.00
    Surplus $58.61
    Qty in Cart: 0
    Price:
    MSRP $350.00
    Surplus $58.61
    Subtotal:
  • ABB S203-D4 Miniature Circuit Breakers (MCBs)

    ABB S203-D4 Miniature Circuit Breakers (MCBs)

    MSRP $304.00
    Surplus $55.94
    ABB S203-D4 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-11375 Brand:  ABB MPN:  S203-D4 UPC:  4016779609036 Shipping Weight:  0.95 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-11375
    TS PIK:
    121306757
    Country of Origin:
    United States
    MSRP $304.00
    Surplus $55.94
    Qty in Cart: 0
    Price:
    MSRP $304.00
    Surplus $55.94
    Subtotal:
  • Abb S203-K13 Miniature Circuit Breakers (MCBs)

    Abb S203-K13 Miniature Circuit Breakers (MCBs)

    MSRP $33.00
    Surplus $17.43
    Abb S203-K13 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-11322 Brand:  ABB MPN:  S203-K13 UPC:   Shipping Weight:  0.90 lbs. Shipping Height:  4.00 In. Shipping Length:  3...
    SKU:
    C15-11322
    Country of Origin:
    United States
    MSRP $33.00
    Surplus $17.43
    Qty in Cart: 0
    Price:
    MSRP $33.00
    Surplus $17.43
    Subtotal:
  • Total: items /

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