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  1. Home
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  3. Electrical Supplies
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  5. Circuit Protection
  6. /
  7. Circuit Breakers

Circuit Breakers (244 items) - Page 5

Industrial C & S Circuit Breaker, THQP Series, 30A, 2 Pole, 120/240V AC, 10kA at 120/240V AC THQP230
INDUSTRIAL C & S THQP Standard Plug In Circuit Breaker
13 results
table view View Items
Siemens Miniature Circuit Breaker, BLE Series, 40A, 2 Pole, 120/240V AC, 10kA at 120/240V AC BE240
SIEMENS BLE Ground Fault Circuit Interrupter Bolt On Miniature Circuit Breaker
13 results
table view View Items
Te Connectivity Circuit Breaker, W6 Series, 15A, 1 Pole, 240/415V AC, 5kA at 277V AC 6-1393252-7
TE CONNECTIVITY W6 Magnetic Surface Mount/DIN Rail Circuit Breaker
7 results
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Schneider Electric Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 10kA at 120/240V AC 3062387
SCHNEIDER ELECTRIC QO Standard Plug In Circuit Breaker
2 results
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Siemens Molded Case Circuit Breaker, JXD2-A Series, 225A, 2 Pole, 240V AC, 65kA at 240V AC JXD22B225
SIEMENS JXD2-A Standard Free Standing Molded Case Circuit Breaker
12 results
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Te Connectivity Circuit Breaker, W5 Series, 5A, 1 Pole, 250V AC, 1kA at 250V AC/50V DC 1423675-3
TE CONNECTIVITY W5 Thermal Surface Mount/DIN Rail Circuit Breaker
8 results
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Eaton Molded Case Circuit Breaker, LD Series, 400A, 3 Pole, 600V AC, 65kA at 240V AC LD3400
EATON LD Standard Free Standing Molded Case Circuit Breaker
3 results
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Ge Miniature Circuit Breaker, THHQL Series, 20A, 1 Pole, 120/240V AC, 22kA at 120/240V AC THHQL1120AF2
GE THHQL Ground Fault Circuit Interrupter Plug In Miniature Circuit Breaker
2 results
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Eaton Miniature Circuit Breakers MCBs FAZ-C40/1-RT-SP
EATON CB Miniture Circuit Breaker Din Rail Miniature Circuit Breaker
7 results
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Ge Molded Case Circuit Breaker, THED Series, 30A, 1 Pole, 277V AC, 65kA at 277V AC THED113030WL
GE THED Standard Plug In Molded Case Circuit Breaker
10 results
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Ge Miniature Circuit Breaker, THHQC Series, 45A, 2 Pole, 120/240V AC, 22kA at 120/240V AC THHQC2145WL
GE THHQC Standard Surface Mount/DIN Rail Miniature Circuit Breaker
17 results
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Connecticut Electric Circuit Breaker, QT Series, 20A, 1 Pole, 120V AC, 10kA ITEQ2020NC
CONNECTICUT ELECTRIC QT Duplex Plug In Circuit Breaker
3 results
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Carling Technologies Circuit Breaker, M Series, 7.5A, 2 Pole, 250V AC, 1.5kA at 120V AC, C Curve MA2-B-34-475-1-A16-B-E
CARLING TECHNOLOGIES M Magnetic Plug In Circuit Breaker
7 results
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Ge Electric Circuit Breaker, THQP Series, 40A, 1 Pole, 120/240V AC, 10kA at 120/240V AC 6122246
GE ELECTRIC THQP Standard Plug In Circuit Breaker
7 results
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Te Connectivity Circuit Breaker, W3 Series, 20A, 2 Pole, 250V AC, 1.5kA at 125/250V AC 2-1393248-7
TE CONNECTIVITY W3 Thermal Surface Mount/DIN Rail Circuit Breaker
3 results
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Eaton Miniature Circuit Breakers MCBs QPH 1P 20A 240V 50/60Hz 1Ph QPHGFEP1020
EATON CB Ground Fault Circuit Interrupter Plug On Miniature Circuit Breaker
8 results
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Ubi Circuit Breaker, UBIP Series, 15 to 20A, 2 Pole, 120V AC, 10kA UBIP1520
UBI UBIP Standard Bolt On Circuit Breaker
3 results
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Eaton Molded Case Circuit Breaker, LG Series, 350A, 3 Pole, 600V AC, 100kA at 480V AC LGH3350FAG
EATON LG Standard Free Standing Molded Case Circuit Breaker
8 results
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Eaton Cutler-Hammer Circuit Breaker, BRN Series, 15A, 1 Pole, 120/240V AC, 10kA BRN115GF
EATON CUTLER-HAMMER BRN Ground Fault Circuit Interrupter Plug In Circuit Breaker
2 results
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Eaton Combination Circuit Breaker, BR Series, 15A, 1 Pole, 120V AC, 10kA BRP115AF
EATON BR Ground Fault Circuit Interrupter Plug In Combination Circuit Breaker
3 results
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Square D Combination Circuit Breaker, QO Series, 20A, 1 Pole, 120/240V AC, 10kA at 120/240V AC 6473250
Square D

Combination Circuit Breaker, QO Series, 20A, 1 Pole, 120/240V AC, 10kA at 120/240V AC

Zoro # G203921000
Mfr # 6473250
product price:  $48.45
/ea
Square D Miniature Circuit Breaker, HOMELINE Series, 30A, 2 Pole, 240V AC, 10kA at 240V AC, B Curve HOM230EPD
SQUARE D HOMELINE Ground Fault Protecting Class B 30 mA Plug In Miniature Circuit Breaker
3 results
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Zinsco Circuit Breaker, Zinsco Series, 30A, 1 Pole, 120V AC, 10kA UBIZ30B
ZINSCO Zinsco Standard Bolt On Circuit Breaker
5 results
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Siemens Circuit Breaker, 30A, 1 Pole ITED130
Siemens

Circuit Breaker, 30A, 1 Pole

Zoro # G4598706
Mfr # ITED130
product price:  $16.39
/ea
Connecticut Electric Circuit Breaker, Zinsco Series, 20A, 1 Pole, 120V AC, 10kA UBIZ20B
CONNECTICUT ELECTRIC Zinsco Standard Bolt On Circuit Breaker
9 results
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Schneider Electric Circuit Breaker, HOM Series, 15A, 1 Pole, 120V AC, 10kA 3119021
Schneider Electric

Circuit Breaker, HOM Series, 15A, 1 Pole, 120V AC, 10kA

Zoro # G610635552
Mfr # 3119021
product price:  $98.89
/ea
Ge Combination Circuit Breaker, THQL Series, 15A, 1 Pole, 120/240V AC, 10kA at 120/240V AC THQL1115AF2A
GE THQL Ground Fault Circuit Interrupter Plug In Combination Circuit Breaker
2 results
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Te Connectivity Circuit Breaker, W9 Series, 10A, 1 Pole, Not Rated, 2kA at 65V DC 4-1393254-2
TE CONNECTIVITY W9 Magnetic Surface Mount/DIN Rail Circuit Breaker
12 results
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Eaton Cutler-Hammer Circuit Breaker, BRP Series, 20A, 1 Pole, 120/240V AC, 10kA BRP120GF
EATON CUTLER-HAMMER BRP Ground Fault Circuit Interrupter Plug In Circuit Breaker
2 results
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Eaton Circuit Breaker, CB Series, 20A, 1 Pole, 120/240V AC BR120AF
EATON BR Ground Fault Circuit Interrupter Plug On Circuit Breaker
2 results
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Square D Circuit Breaker, HOMT Series, 20A, 1 Pole, 120/240V AC, 10kA HOMT2020CP
SQUARE D HOMT Tandem Plug In Circuit Breaker
5 results
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Wadsworth Miniature Circuit Breaker, UBIA Series, 40A, 1 Pole, 120V AC, 10kA at 120V AC UBIA40NI
WADSWORTH UBIA Standard Plug In Miniature Circuit Breaker
11 results
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Eaton Molded Case Breakers MCCBs CH340ST
EATON CH Standard Plug On Circuit Breaker
2 results
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Square D Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC 6562839
SQUARE D QO Ground Fault Circuit Interrupter Plug In Circuit Breaker
3 results
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Eaton Circuit Breaker, CB Series, 20A, 1 Pole, 120/240V AC, 22000A at 120/240V AC QPHW1020
Eaton

Circuit Breaker, CB Series, 20A, 1 Pole, 120/240V AC, 22000A at 120/240V AC

Zoro # G312884654
Mfr # QPHW1020
product price:  $30.89
/ea
Crouse-Hinds Miniature Circuit Breakers MCBs BR2100
CROUSE-HINDS CB Miniture Circuit Breaker Plug On Miniature Circuit Breaker
2 results
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Circuit Breakers (244 items) - Page 5
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About Circuit Breakers

As an integral safety feature in any electrical setup, Circuit Breakers are meticulously designed to guard wiring systems, appliances, and other electrical components against potential damage caused by electricity overloads or short circuits. These indispensable devices can be deployed across a wide range of settings - from homes and businesses to industrial plants, ensuring the safe distribution of electricity wherever it's required.

Types of Circuit Breakers

Circuit breakers, also known as breaker breakers or electrical circuit breakers, come in an array of forms and dimensions tailored for specific tasks. For instance, 1-pole circuit breakers are commonly utilized for lighter loads such as lighting circuits. On the other hand, 5 amp breaker square D types are typically employed for handling heavier loads like air conditioners. AC breakers offer enhanced protection against power surges compared to standard electric circuit breakers.

The Making of Circuit Breakers

The fabrication process of a circuit breaker involves the use of various materials including copper wire and conductive metals that form the internal components tasked with detecting an overload or short circuit situation. A spring-loaded switch is subsequently linked to these contacts enabling it to trip when the current surpasses its designated limit.

Fuses and Circuit Breaker Integration

A key tip when using your circuit breaker is understanding how fuses integrate into this system. Fuses act as sacrificial lambs that blow out when there's a surge in power protecting your overall electrical setup from damage.

Circuit Breaker Applications Across Industries

Circuit Breaker applications span across a variety of industries such as manufacturing plants, power plants, oil refineries, aerospace facilities, automotive shops, and more. Professionals working with these high-powered machines heavily rely on circuit breakers to safeguard their equipment from potential damage caused by electrical surges or short circuits.

Find the Circuit Breaker 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.

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c series circuit breakercircuit breaker br seriescarling breakersge 30 amp breakercircuit breaker thql
90 amp breakereaton 200 amp breakercircuit breakers &circuit breaker 200 ampnavien npe-240a2

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