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      7. Circuit Breakers

      166 results for Circuit Breakers by ABB

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      166 results
      ABB

      IEC Miniature Circuit Breaker, 2 A, 120V AC, 1 Pole, DIN Rail Mounting Style, EP100 ULH Series

      Mfr # SU201M-C2
      Key Features:
      Item: IEC Miniature Circuit Breaker
      Amps: 2 A
      AC Voltage Rating: 120V AC
      $37.39
      /ea
      ABB

      IEC Supplementary Protector, 30 A, 277/480V AC, 2 Pole, DIN Rail Mounting Style, EP100 Series

      Mfr # ST202M-D30
      Key Features:
      Item: IEC Supplementary Protector
      Amps: 30 A
      AC Voltage Rating: 277/480V AC
      $65.99
      /ea
      ABB

      Miniature Circuit-Breaker, 6 A, 400/440V AC, 2 Pole, DIN Rail Mounting Style

      Mfr # SU202M-K6
      Key Features:
      Amps: 6 A
      Item: Miniature Circuit-Breaker
      AC Voltage Rating: 400/440V AC
      $88.69
      /ea
      ABB

      XT1S 125 TMF, 100-1000, 3P, F F UL/CSA

      Mfr # XT1SU3100AFF000XXX
      Key Features:
      Item: XT1S 125 TMF,100-1000,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 125A/XT1
      $1,352.99
      /ea
      ABB

      IEC Supplementary Protector, 20 A, 277V AC, 1 Pole, DIN Rail Mounting Style, EP60 Series

      Mfr # ST201M-D20
      Key Features:
      Item: IEC Supplementary Protector
      Amps: 20 A
      AC Voltage Rating: 277V AC
      $33.39
      /ea
      ABB

      ST201M-K10, MCB ST200M 1P K 10A UL1077

      Mfr # ST201M-K10
      $34.59
      /ea
      ABB

      2 A, 230/277V AC, 1 Pole, DIN Rail Mounting Style

      Mfr # SU201M-C2
      Key Features:
      Amps: 2 A
      AC Voltage Rating: 230/277V AC
      DC Voltage Rating: 48V DC
      $37.39
      /ea
      ABB

      Sace A1 A1A100 2P 15A Amp 240V-Ac Molded Case Circuit Breaker

      Mfr # 1SDA069720R1
      Key Features:
      Current: 15 A AMP
      Voltage (AC): 240 V-AC
      No. of Poles: 2P
      $120.99
      /ea
      ABB

      B7-30-10-03, CTR, 3P, 9.6A, 48VAC, 1NO

      Mfr # B7-30-10-03
      $75.19
      /ea
      ABB

      XT1N 125 TMF, 110-1100, 3P, F F UL/CSA

      Mfr # XT1NU3110AFF000XXX
      Key Features:
      Item: XT1N 125 TMF,110-1100,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 125A/XT1
      $1,425.99
      /ea
      ABB

      K-Line 600A Amp 600V-Ac Air Circuit Breaker

      Mfr # K-600-S
      $3,191.99
      /ea
      ABB

      IEC Supplementary Protector, 15 A, 277/480V AC, 3 Pole, DIN Rail Mounting Style, EP100 Series

      Mfr # ST203M-D15
      Key Features:
      Item: IEC Supplementary Protector
      Amps: 15 A
      AC Voltage Rating: 277/480V AC
      $168.84
      9% off
      $151.99
      /ea
      ABB

      Miniature Circuit-Breaker, 20 A, 230/277V AC, 1 Pole, DIN Rail Mounting Style

      Mfr # SU201M-C20
      Key Features:
      Amps: 20 A
      Item: Miniature Circuit-Breaker
      AC Voltage Rating: 230/277V AC
      $34.29
      /ea
      ABB

      XT4H 250 TMF, 200-2000, 3P, F F UL/CSA

      Mfr # XT4HU3200AFF000XXX
      Key Features:
      Item: XT4H 250 TMF,200-2000,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 250A/XT4
      $4,723.99
      /ea
      ABB

      IEC Supplementary Protector, 63 A, 277/480V AC, 3 Pole, DIN Rail Mounting Style, EP100 Series

      Mfr # ST203M-B63
      Key Features:
      Item: IEC Supplementary Protector
      Amps: 63 A
      AC Voltage Rating: 277/480V AC
      $426.00
      46% off
      $228.99
      /ea
      ABB

      K5LD, LOCKING DEVICE, FRONT

      Mfr # K5LD
      Key Features:
      Item: Shaft Supports Or Assemblies
      Standards: CE
      Dimensions: 6.3 x 4.53 x 2.36
      $90.79
      /ea
      ABB

      10 A, 400/440V AC, 2 Pole, DIN Rail Mounting Style

      Mfr # S202-C10
      Key Features:
      Amps: 10 A
      AC Voltage Rating: 400/440V AC
      DC Voltage Rating: 110V DC
      $75.49
      /ea
      ABB

      Miniature Circuit-Breaker, 10 A, 400/440V AC, 2 Pole, DIN Rail Mounting Style

      Mfr # SU202M-C10
      Key Features:
      Amps: 10 A
      Item: Miniature Circuit-Breaker
      AC Voltage Rating: 400/440V AC
      $92.19
      /ea
      ABB

      KXTBRHEBFP, RHE_B XT1-XT3 F/P BASE EXT ROT HNDL

      Mfr # KXTBRHEBFP
      $48.45
      /ea
      ABB

      A2A, 250 TMF, 125-1250, 3P, F F UL, 125 A, 240V

      Mfr # A2A125TW
      Key Features:
      Item: A2A,250 TMF,125-1250,3P,F F UL
      Amps: 125 A
      AC Voltage Rating: 240V
      $375.99
      /ea
      ABB

      S2C-H6R, MCB S200/S200P AUX 1NO/1NC

      Mfr # S2C-H6R
      Key Features:
      Item: Auxiliary Contact
      Standards: CSA, IEC, UL
      For Use With: Miniature Circuit Breaker Residual Current Device
      $15.89
      /ea
      ABB

      S2C-H6-11R, MCB S200/S200P AUX/SIG RT SIDE

      Mfr # S2C-H6-11R
      Key Features:
      Item: Auxiliary Contact
      Standards: CSA, IEC, UL 1077
      For Use With: Miniature Circuit Breaker Residual Current Device
      $38.99
      /ea
      ABB

      XT2NU3100BFF000XXX, XT2N 125TMA 100-500-1000 3PFFUL/CSA

      Mfr # XT2NU3100BFF000XXX
      Key Features:
      Item: Molded Case Circuit Breaker
      Number of Poles: 3
      Frame Size: 125A/XT2
      $811.99
      /ea
      ABB

      Molded Case Circuit Breaker, 400 A, 3 Pole

      Mfr # T5NQ400BW
      Key Features:
      Amps: 400 A
      Item: Molded Case Circuit Breaker
      Number of Poles: 3
      $2,881.99
      /ea
      ABB

      Miniature Circuit-Breaker, 10 A, 1 Pole, DIN Rail Mounting Style

      Mfr # S201UDC-K10
      Key Features:
      Amps: 10 A
      Item: Miniature Circuit-Breaker
      DC Voltage Rating: 60/125V DC
      $57.99
      /ea
      ABB

      XT1NQ3060AFF000XXX, XT1N 125 TMF 60-600 3p F F UL/CSA

      Mfr # XT1NQ3060AFF000XXX
      Key Features:
      Item: Molded Case Circuit Breaker
      Number of Poles: 3
      Frame Size: 125A/XT1
      $285.99
      /ea
      ABB

      Kit FC CuAl4x500kcmil XT7/M F 3pcs

      Mfr # KXT7CUAL4X500K-3PC
      Key Features:
      Item: Kit FC CuAl4x500kcmil XT7/M F 3pcs
      $1,088.99
      /ea
      ABB

      30 A, 400V AC, 2 Pole, DIN Rail Mounting Style

      Mfr # SU202M-K30
      Key Features:
      Amps: 30 A
      AC Voltage Rating: 400V AC
      DC Voltage Rating: 96V DC
      $90.55
      /ea
      ABB

      Miniature Circuit-Breaker, 15 A, 230/277V AC, 1 Pole, DIN Rail Mounting Style

      Mfr # SU201M-K15
      Key Features:
      Amps: 15 A
      Item: Miniature Circuit-Breaker
      AC Voltage Rating: 230/277V AC
      $36.69
      /ea
      ABB

      XT4H 250 TMF, 150-1500, 3P, F F UL/CSA

      Mfr # XT4HU3150AFF000XXX
      Key Features:
      Item: XT4H 250 TMF,150-1500,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 250A/XT4
      $3,476.99
      /ea
      ABB

      XT1N 125 TMF, 40-500, 3P, F F UL/CSA

      Mfr # XT1NU3040AFF000XXX
      Key Features:
      Item: XT1N 125 TMF,40-500,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 125A/XT1
      $790.99
      /ea
      ABB

      XT1N 125 TMF, 100-1000, 3P, F F UL/CSA

      Mfr # XT1NU3100AFF000XXX
      Key Features:
      Item: XT1N 125 TMF,100-1000,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 125A/XT1
      $926.99
      /ea
      ABB

      8 A, 400/440V AC, 2 Pole, DIN Rail Mounting Style

      Mfr # SU202M-C8
      Key Features:
      Amps: 8 A
      AC Voltage Rating: 400/440V AC
      DC Voltage Rating: 96V DC
      $80.55
      /ea
      ABB

      XT1H 125 TMF, 50-500, 3P, F F UL/CSA

      Mfr # XT1HU3050AFF000XXX
      Key Features:
      Item: XT1H 125 TMF,50-500,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 125A/XT1
      $1,158.99
      /ea
      ABB

      XT4S 250 TMF, 250-2500, 3P, F F UL/CSA

      Mfr # XT4SU3250AFF000XXX
      Key Features:
      Item: XT4S 250 TMF,250-2500,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 250A/XT4
      $3,290.99
      /ea
      ABB

      XT1H 125 TMF, 100-1000, 3P, F F UL/CSA

      Mfr # XT1HU3100AFF000XXX
      Key Features:
      Item: XT1H 125 TMF,100-1000,3P,F F UL/CSA
      Number of Poles: 3
      Frame Size: 125A/XT1
      $1,476.99
      /ea
      166 results for Circuit Breakers by ABB
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      About Circuit Breakers

      Circuit Breakers are an important safety feature in any electrical system. They are designed to protect wiring, appliances, and other electrical components from being damaged by an overload of electricity or a short circuit. Circuit Breakers can be used in homes, businesses, industrial plants, and other areas where electricity is needed.

      Types of Circuit Breakers

      Circuit Breakers come in a variety of shapes and sizes depending on the job they need to do. For example, 1 pole circuit breakers are typically used for smaller loads like lighting circuits while 5 amp breaker square D are usually used for larger loads like air conditioners. AC breakers offer more protection against power surges than all breakers do.

      How Circuit Breakers are Made

      The construction of a Circuit Breaker involves the use of several materials such as copper wire and conductive metals to create the internal components that will detect an overload or short circuit. A spring-loaded switch is then connected to the contacts so that it can trip when the current exceeds its rating.

      Industries that use Circuit Breakers

      Circuit Breakers are commonly found in many industries including manufacturing plants, power plants, oil refineries, aerospace facilities, automotive shops and more. Professionals who work with these types of machines rely on circuit breakers to protect their equipment from damage due to electrical surges or shorts.

      Find the Circuit Breakers You Need at Zoro

      Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of electrical supplies, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
      Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

      Frequently Asked Questions

      What Brands of Circuit Breakers does Zoro Carry?

      We carry many of the top brands and manufacturers including SENSATA, SQUARE D, ADVANCE CONTROLS, and many more.

      What Item for Circuit Breakers are available?

      At Zoro we carry a wide assortment including some of the most common Item choices such as Miniature Circuit-Breaker, Molded Case Circuit Breaker, and IEC Supplementary Protector.

      Which features are most common for Circuit Breakers?

      Some common characteristics of Circuit Breakers are the Item, Amps, and AC Voltage Rating.

      Related Categories

      Fuses & Fuse Accessories Load Centers & Panel Boards Transformers Circuit Breaker Accessories Switches
      Motor Controls Electrical Relays Conduit Fittings Wire Connectors & Disconnects Straight Blade Devices
      Sensors Locking Devices 100 amp main breaker 100 amp circuit breaker 10 amp breaker
      100 amp 3 pole breaker 100 amp main breaker panel 100 amp qo breaker

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