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  1. Home
  2. /
  3. Electrical Supplies
  4. /
  5. Circuit Protection
  6. /
  7. Circuit Breakers

Circuit Breakers (246 items) - Page 2

Carling Technologies Circuit Breaker, C Series, 100A, 1 Pole, 250V AC, 1.5kA at 120/240V AC, C Curve CA1-B0-34-810-321-R
CARLING TECHNOLOGIES C Magnetic Bolt On Circuit Breaker
11 results
table view View Items
Eaton Circuit Breaker, BD Series, 15A, 1 Pole, 120V AC, 10kA BD1515
EATON BD Tandem Plug In Circuit Breaker
5 results
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Eaton Molded Case Circuit Breaker, EHD Series, 100A, 3 Pole, 480V AC, 18kA at 240V AC EHD3100
EATON EHD Standard Free Standing Molded Case Circuit Breaker
28 results
table view View Items
Carling Technologies Circuit Breaker, CMB Series, 5A, 1 Pole, 125/250V AC, Not Rated, C Curve CMB-053-27G3N-W-A/05
CARLING TECHNOLOGIES CMB Thermal Plug In Circuit Breaker
8 results
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Current Circuit Breaker, THQP Series, 50A, 2 Pole, 120/240V AC, 10kA at 120/240V AC THQP250
CURRENT THQP Standard Plug In Circuit Breaker
9 results
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Pushmatic Miniature Circuit Breaker, UBIP Series, 100A, 2 Pole, 120/240V AC, 10kA at 120/240V AC UBIP2100
CAD Files Available
Pushmatic

Miniature Circuit Breaker, UBIP Series, 100A, 2 Pole, 120/240V AC, 10kA at 120/240V AC

Zoro # G3500165
Mfr # UBIP2100
product price:  $178.99
/ea
Square D Miniature Circuit Breaker, HOM Series, 50A, 2 Pole, 120/240V AC, 10kA, A Curve HOM250GFICP
SQUARE D HOMELINE Ground Fault Circuit Interrupter Plug In Miniature Circuit Breaker
5 results
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Ge Miniature Circuit Breaker, THQB Series, 30A, 3 Pole, 240V AC, 10kA at 240V AC THQB32030
GE THQB Standard Bolt On Miniature Circuit Breaker
36 results
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Current Circuit Breaker, THQL Series, 50A, 2 Pole, 120/240V AC, 10kA at 120/240V AC THQL2150A
CURRENT THQL Standard Plug In Circuit Breaker
11 results
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Siemens Miniature Circuit Breaker, BF Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC BF120A
SIEMENS BF Ground Fault Circuit Interrupter Bolt On Miniature Circuit Breaker
6 results
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Ge Miniature Circuit Breaker, THQP Series, 45A, 2 Pole, 120/240V AC, 10kA at 120/240V AC THQP245
GE THQP Standard Plug In Miniature Circuit Breaker
5 results
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Ge Miniature Circuit Breaker, THHQB Series, 20A, 1 Pole, 120/240V AC, 22kA at 120/240V AC THHQB1120
GE THHQB High Interrupting Bolt On Miniature Circuit Breaker
9 results
table view View Items
Siemens Miniature Circuit Breaker, QA Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC QA120AFC
SIEMENS QA Ground Fault Circuit Interrupter Plug In Miniature Circuit Breaker
2 results
table view View Items
Square D Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 208/120V AC, 10kA at 208/120V AC, A Curve QOB320GFI
SQUARE D QO Ground Fault Protecting Class A 6 mA Bolt On Miniature Circuit Breaker
18 results
table view View Items
No Product Image Available
EATON CUTLER-HAMMER BAB Thermal Magnetic Bolt On Circuit Breaker
2 results
table view View Items
Dayton Circuit Breaker, NDB2-63 D20/3 Series, 20A, 3 Pole, 480V AC, 7.5kA at 480V AC, D Curve 5ZVG0
Dayton

Circuit Breaker, NDB2-63 D20/3 Series, 20A, 3 Pole, 480V AC, 7.5kA at 480V AC, D Curve

Zoro # G2731723
Mfr # 5ZVG0
product price:  $64.69
/ea
Square D Miniature Circuit Breaker, HOMELINE Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC, A Curve HOM120GFI
SQUARE D HOMELINE Ground Fault Protecting Class A 6 mA Plug In Miniature Circuit Breaker
12 results
table view View Items
Dayton Circuit Breaker, NDB2-63 D63/3 Series, 63A, 3 Pole, 480V AC, 7.5kA at 480V AC, D Curve 5ZVG5
Dayton

Circuit Breaker, NDB2-63 D63/3 Series, 63A, 3 Pole, 480V AC, 7.5kA at 480V AC, D Curve

Zoro # G1775925
Mfr # 5ZVG5
product price:  $70.99
/ea
Schneider Electric Miniature Circuit Breaker, C60SP Series, 20A, 1 Pole, 240/415V AC, 14kA at 120/240V AC, D Curve M9F23120
SCHNEIDER ELECTRIC MULTI9 Low Voltage Clip On Miniature Circuit Breaker
219 results
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Ge Miniature Circuit Breaker, THQMV Series, 100A, 2 Pole, 120/240V AC, 22kA at 240V AC THQMV100D
Ge

Miniature Circuit Breaker, THQMV Series, 100A, 2 Pole, 120/240V AC, 22kA at 240V AC

Zoro # G2064106
Mfr # THQMV100D
product price:  $163.99
/ea
Ge Electric Circuit Breaker, THQP Series, 30A, 2 Pole, 120/240V AC, 10kA at 120/240V AC 6122410
GE ELECTRIC THQP Standard Plug In Circuit Breaker
7 results
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Siemens Circuit Breaker, B Series, 30A, 3 Pole, 240V AC, 10kA B330
Siemens

Circuit Breaker, B Series, 30A, 3 Pole, 240V AC, 10kA

Zoro # G0528805
Mfr # B330
product price:  $333.99
/ea
Ge Molded Case Circuit Breaker, THQL Series, 20A, 1 Pole, 120/240V AC, 10kA at 120/240V AC THQL1120AF2
GE THQL Ground Fault Circuit Interrupter Plug In Molded Case Circuit Breaker
2 results
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Ge Molded Case Circuit Breaker, TEY Series, 20A, 2 Pole, 277/480V AC, 14kA at 277/480V AC TEY220
GE TEY Standard Bolt On Molded Case Circuit Breaker
35 results
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Ge Miniature Circuit Breaker, THQB Series, 20A, 1 Pole, 120/240V AC, 10kA at 120/240V AC THQB1120HID
GE THQB High Interrupting Bolt On Miniature Circuit Breaker
6 results
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Square D Miniature Circuit Breaker, HOMELINE Series, 20A, 2 Pole, 120/240V AC, 10kA at 120/240V AC HOMT2020220
SQUARE D HOMELINE Quad Tandem Plug In Miniature Circuit Breaker
10 results
table view View Items
Dayton Circuit Breaker, NDB2-63 D40/3 Series, 40A, 3 Pole, 480V AC, 7.5kA at 480V AC, D Curve 5ZVG3
Dayton

Circuit Breaker, NDB2-63 D40/3 Series, 40A, 3 Pole, 480V AC, 7.5kA at 480V AC, D Curve

Zoro # G2596684
Mfr # 5ZVG3
product price:  $64.79
/ea
Federal Pacific Circuit Breaker, UBIF Series, 50A, 2 Pole, 120/240V AC, 10kA UBIF250NB
FEDERAL PACIFIC UBIF Standard Bolt On Circuit Breaker
21 results
table view View Items
Eaton Cutler-Hammer Combination Circuit Breaker, CHF Series, 20A, 1 Pole, 120/240V AC, 10kA CHFCAF120
Eaton Cutler-Hammer

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

Zoro # G1758921
Mfr # CHFCAF120
product price:  $95.85
/ea
Eaton Circuit Breaker, BR Series, 20A, 1 Pole, 120V AC, 10kA BRN120AF
EATON BR Ground Fault Circuit Interrupter Plug In Circuit Breaker
7 results
table view View Items
Square D Circuit Breaker, HOM Series, 20A, 1 Pole, 120/240V AC, 10kA HOM120CP
SQUARE D HOMELINE Standard Plug In Circuit Breaker
45 results
table view View Items
Square D Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC, A Curve QO120GFICP
SQUARE D QO Ground Fault Circuit Interrupter Plug In Miniature Circuit Breaker
12 results
table view View Items
Siemens Circuit Breaker, QP Series, 35A, 2 Pole, 120/240V AC ITEQ235
SIEMENS QP Standard Plug In Circuit Breaker
3 results
table view View Items
Wadsworth Miniature Circuit Breaker, UBIA Series, 30A, 2 Pole, 120/240V AC, 10kA at 120/240V AC UBIA230NI
WADSWORTH UBIA Standard Plug In Miniature Circuit Breaker
11 results
table view View Items
Siemens Circuit Breaker, QP/MP Series, 20A, 1 Pole, 120/240V AC ITEQ120
SIEMENS QP/MP Standard Plug In Circuit Breaker
3 results
table view View Items
Ubi Circuit Breaker, UBIF Series, 100A, 2 Pole, 120/240V AC, 10kA UBIF2100N
UBI UBIF Standard Plug In Circuit Breaker
5 results
table view View Items
Circuit Breakers (246 items) - Page 2
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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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ge 125 amp breakereaton miniature circuit breakerbl breakercircuit breaker br seriescircuit breaker 200 amp
eaton 100 amp breakercircuit breakers 2 polesquare d 40 ampcircuit breaker thqlc series circuit breaker

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