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Product Categories for circuit breakers
Circuit Breakers - (729 companies)
Circuit breakers are mechanical switching devices capable of breaking currents under specified abnormal circuit conditions Search by Specification | Learn more about Circuit Breakers
Fuses - (828 companies)
Fuses protect electrical devices and components from overcurrents and short circuits that occur in improperly operating circuits Search by Specification | Learn more about Fuses
Current Sources - (78 companies)
Current sources provide reliable current for electrical component testing and for powering specialized components. Search by Specification | Learn more about Current Sources
DC Power Supplies - (942 companies)
DC power supplies accept an input power and output the desired form of DC power. Common types of DC power supplies include linear power supplies, switching power supplies, DC-DC converters, and silicon controlled rectifier (SCR) type power supplies. Search by Specification | Learn more about DC Power Supplies
Circuit Tracers - (10 companies)
Circuit tracers or signal tracers are used to troubleshoot circuits. They are relatively simple electrical testing instruments that enable electricians and other users to locate, trace and identify common electrical problems such as breakers, shorts Learn more about Circuit Tracers
Electrical Contacts and Contact Materials - (88 companies)
Electrical contacts and contact materials are soft, high-conductivity, oxidation- resistant materials that are used in circuit breakers, relays, switches, and electrical discharge machining (EDM) applications.  They often have a second phase in order to provide anti-welding and/or arc resistance Search by Specification | Learn more about Electrical Contacts and Contact Materials
Panelboards and Switchgear - (400 companies)
Panelboards and switchgear are electrical distribution devices that convert incoming electrical power into several smaller circuits and provide overload protection in the form of fuses or circuit breakers Search by Specification | Learn more about Panelboards and Switchgear
Electrical Contact and Electrode Materials - (237 companies)
Electrical contact and electrode materials are soft, high conductivity, oxidation resistant materials used in circuit breakers, relays, and for EDM applications Search by Specification | Learn more about Electrical Contact and Electrode Materials
Specialty Electrical Distribution and Protection Products - (105 companies)
Specialty electrical distribution and protection products are specialty or proprietary products related to electrical distribution and circuit protection Learn more about Specialty Electrical Distribution and Protection Products
Conformal Coatings - (93 companies)
Conformal coatings encapsulate circuit boards and their electronic components in order to prevent the ingress of moisture, fungus, dust and other environmental contaminants Search by Specification | Learn more about Conformal Coatings
Surge Suppressors, Plugin Style - (111 companies)
Plugin style surge suppressors plug into wall outlets to protect equipment from transient overvoltages. Search by Specification | Learn more about Surge Suppressors, Plugin Style
Power Distribution Units (PDU) - (264 companies)
Power distribution units (PDUs) have an electrical input and several outputs, often as electrical outlets, for powering multiple devices.  Search by Specification | Learn more about Power Distribution Units (PDU)
Surge Suppressors, Transient Voltage - (247 companies)
Transient voltage surge suppressors protect against temporary excess voltage and/or current in an electrical circuit that has been disturbed. Search by Specification | Learn more about Surge Suppressors, Transient Voltage
Surge Suppressors, Dataline and DC Signal - (180 companies)
Dataline and DC signal surge suppressors protect equipment from transient overvoltages present on data or DC signal lines. Search by Specification | Learn more about Surge Suppressors, Dataline and DC Signal
Switch Boots - (35 companies)
Switch boots protect switches from contaminants such as dirt, dust, gas, and liquids.  They are generally tough, pliable silicone rubber devices for toggle, pushbutton, rocker and rotary switches. Search by Specification | Learn more about Switch Boots

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See more product announcements for Circuit Breakers
NDM2-63~225 Molded Case Circuit Breaker

NDM2-63~225 Molded Case Circuit Breaker
Shanghai Liangxin/Nader Electrical Co., Ltd.


NDB1-32 Miniature Circuit Breaker

NDB1-32 Miniature Circuit Breaker
Shanghai Liangxin/Nader Electrical Co., Ltd.


Oil Circuit Breakers - 1940/2008

Oil Circuit Breakers - 1940/2008
Satin American Corporation


11 See more product announcements for Circuit Breakers

Product Announcements for circuit breakers

Product Announcements: 1 - 10 of 3071
ASI/Automation Systems Interconnect, Inc. - Miniature Circuit Breakers
ASI/Automation Systems Interconnect, Inc.
Miniature Circuit Breakers

The high quality DIN rail circuit breakers offered by ASI are available in configurations to meet virtually all industrial circuit protections applications from supplemental (UL1077), branch circuit (UL489) or DC circuit protection. (read more)

More product announcements from ASI/Automation Systems Interconnect, Inc.
Browse ASI/Automation Systems Interconnect, Inc. Catalog
Browse Circuit Breakers Datasheets for ASI/Automation Systems Interconnect, Inc.
Automationdirect.com - Molded Case Circuit Breakers (MCCBs)
Automationdirect.com
Molded Case Circuit Breakers (MCCBs)

Cutler-Hammer Molded Case Circuit Breakers provide UL489 performance for branch circuit overcurrent protection & disconnecting. The small size saves panel space. A patented contact conductor design features fast "blow-open" action for superior performance. They also feature: advanced arc extinguishing technology; a 3-position toggle handle (on/off/tripped)& visual indicators. (read more)

More product announcements from Automationdirect.com
Browse Automationdirect.com Catalog
Satin American Corporation - VACUUM CIRCUIT BREAKERS – 1965/2008
Satin American Corporation
VACUUM CIRCUIT BREAKERS – 1965/2008

IMMEDIATE SOLUTIONS TO KEEP YOUR ELECTRICAL POWER SYSTEM ON LINE.

ORIGINAL REPLACEMENT AND THE REMANUFACTURE OF

VACUUM CIRCUIT BREAKERS, 2400 – 34,500 VOLTS, manufactured by General Electric, Westinghouse, Cutler Hammer, ITE, BBC, ABB, Federal Pacific, FPE, Allis Chalmers, Siemens, or Square D ... (read more)

More product announcements from Satin American Corporation
Browse Satin American Corporation Catalog
Browse Circuit Breakers Datasheets for Satin American Corporation
Satin American Corporation - AIR CIRCUIT BREAKERS – 1940 - 2008
Satin American Corporation
AIR CIRCUIT BREAKERS – 1940 - 2008

IMMEDIATE SOLUTIONS TO KEEP YOUR ELECTRICAL POWER SYSTEM ON LINE .

ORIGINAL REPLACEMENT AND THE REMANUFACTURE OF

MOLDED CASE CIRCUIT BREAKERS, 208 – 15000 VOLTS, manufactured by General Electric, Westinghouse, Cutler Hammer, ITE, BBC, ABB, Federal Pacific, FPE, Allis Chalmers, Roller Smith, Siemens, or Square D, [read on] (read more)

More product announcements from Satin American Corporation
Browse Satin American Corporation Catalog
Browse Circuit Breakers Datasheets for Satin American Corporation
Satin American Corporation - MOLDED CASE CIRCUIT BREAKERS – 1940 / 2008
Satin American Corporation
MOLDED CASE CIRCUIT BREAKERS – 1940 / 2008

REPLACEMENT MOLDED CASE CIRCUIT BREAKERS
208 – 600 VOLTS, manufactured by General Electric, Westinghouse, Cutler Hammer, ITE, BBC, ABB, Federal Pacific, FPE, Siemens, Square D or Klockner Mueller. (read more)

More product announcements from Satin American Corporation
Browse Satin American Corporation Catalog
Browse Circuit Breakers Datasheets for Satin American Corporation
Satin American Corporation - Oil Circuit Breakers - 1940/2008
Satin American Corporation
Oil Circuit Breakers - 1940/2008

IMMEDIATE SOLUTIONS TO KEEP YOUR ELECTRICAL POWER SYSTEM ON LINE .

ORIGINAL REPLACEMENT AND THE REMANUFACTURE OF

OIL CIRCUIT BREAKERS, 2400 – 145,000 VOLTS, manufactured by General Electric, Westinghouse, ABB, Federal Pacific, FPE, Allis Chalmers, or Siemens... (read more)

More product announcements from Satin American Corporation
Browse Satin American Corporation Catalog
Browse Circuit Breakers Datasheets for Satin American Corporation
Satin American Corporation - Circuit Breakers -- 1940-2008
Satin American Corporation
Circuit Breakers -- 1940-2008

IMMEDIATE SOLUTIONS TO KEEP YOUR ELECTRICAL POWER SYSTEM ON LINE .

ORIGINAL REPLACEMENT AND THE REMANUFACTURE OF

CIRCUIT BREAKERS, 208 – 69,000 VOLTS, manufactured by General Electric, Westinghouse, Cutler Hammer, ITE, BBC, ABB, Federal Pacific, FPE, Allis Chalmers, Siemens, Roller Smith, Square D or Klockner Moeller, [read on] ... (read more)

More product announcements from Satin American Corporation
Browse Satin American Corporation Catalog
Browse Circuit Breakers Datasheets for Satin American Corporation
APM Hexseal Corp. -  Bushing Seals for Sealed Switches/Circuit Breaker
APM Hexseal Corp.
Bushing Seals for Sealed Switches/Circuit Breaker

Panel Bushing Seals for Sealed Switches/Circuit Breakers - Protect & prevent seepage/leakage through switch/circuit breaker panel cutout. (read more)

More product announcements from APM Hexseal Corp.
Browse APM Hexseal Corp. Catalog
Browse Switch Boots Datasheets for APM Hexseal Corp.
ABB Low Voltage Products & Systems - (48g)Faster, Safer UL489 Current Limiting Breakers
ABB Low Voltage Products & Systems
(48g)Faster, Safer UL489 Current Limiting Breakers

ABB's latest breaker innovation delivers a new range of UL489 Listed current limiting breakers, up to 400A, provide the lowest let-through, the highest interrupting capacities, in the smallest package. Tmax Breakers can limit let-through current to ½ an AC cycle, eliminating component stress, increasing safety and lowering maintenance costs. Request the details today. (read more)

More product announcements from ABB Low Voltage Products & Systems
Browse ABB Low Voltage Products & Systems Catalog
Browse Circuit Breakers Datasheets for ABB Low Voltage Products & Systems
Schurter, Inc. - Thermal Circuit Breaker Snaps-in As Easy As 1-2-3
Schurter, Inc.
Thermal Circuit Breaker Snaps-in As Easy As 1-2-3

The TA35 series circuit breakers are available in 1-, 2- or 3-pole arrangements and stand out through their compact form and attractive design. The rocker-actuating switch can be supplied either with or without illumination in six different colors with various legends or customer specific symbols. The breakers have been designed for efficient snap-in mounting. (read more)

More product announcements from Schurter, Inc.
Browse Schurter, Inc. Catalog
Browse Circuit Breakers Datasheets for Schurter, Inc.

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Part Numbers for circuit breakers
Part # Distributor Manufacturer Product Category Description
ABTWF150C0 Newark SCHURTER Thermal Thermal Circuit Breaker; Current Rating:15 AA; Voltage Rating, AC:250V; Number of Poles:2; Trip Time:0.3-10 sec; Mounting Type:Panel; Operating Voltage:240V RoHS Compliant: Yes
4430.2724-ND Digi-Key Schurter Inc Over Voltage, Current, Temperature Devices Circuit Protection-- CIRCUIT BREAKER PB 10A 2POLE QC
T11-211-3 Newark SCHURTER Thermal Magnetic Thermal Magnetic Circuit Breaker; Current Rating:3A; Voltage Rating, AC:240V; Voltage Rating, DC:28V; Number of Poles:1; Mounting Type:Snap-In RoHS Compliant: Yes
4435.0032-ND Digi-Key Schurter Inc Over Voltage, Current, Temperature Devices Circuit Protection-- CIRC BREAKER/BLACK ROCKER 2P 10A
More >>

Other Topics You Might Be Interested In
In the interest of saving space and reducing costs, some designers of power distribution/power controllers select fuses as opposed to electro-magnetic circuit breakers as a method of circuit... (Read More)
Substations are vital to the electric power grid - they reduce transmission voltages to usable levels, distribute power in multiple directions and include specialized circuit breakers to isolate... (Read More)
Computer-controlled advances in avionics, such as fly by wire, along with added onboard electrical features, including in-seat, passenger entertainment systems, are boosting electrical demand on board... (Read More)
For years, electric utility transmission thermographers have wanted a camera that could spot leaking sulfur hexafluoride, SF6. As an insulating gas, SF6 is widely used by the electric power industry... (Read More)
In the interest of saving space and reducing costs, some designers of power distribution/power controllers select fuses as opposed to electro-magnetic circuit breakers as a method of circuit... (Read More)

Tools & Useful Links for circuit breakers

Tools & Useful Links: 1 - 15 of 35

Fuses and Circuit Breakers (.pdf) - Electrical Distribution and Protection Equipment
Blocks for Plug-In Fuses and Circuit Breakers (.pdf) - Electrical Distribution and Protection Equipment
Fuses: The Dinosaurs of Circuit Protection - Electrical Distribution and Protection Equipment
PolyLube™ IFR Bearings (Polygon) - Bearings and Bushings
Single Event Latchup Protection of Integrated Circuits - IC Passive Components
Prescribing Transformers for Medical Electronic Systems - Transformers
Protecting the Electric Power Grid - Power Supplies and Conditioners
What Makes a Magnetic Circuit Breaker Trip (.pdf) - Electrical Distribution and Protection Equipment
Isolation Transformers Increase Safety of Electronic Systems - Transformers
Glossary - Sensors, Transducers and Detectors
How are "Equalize", "Boost" and "Fast Charge" Charging Different? - Power Generation and Storage
What Does "Equalize" Charging Do, and Why is it Needed? - Power Generation and Storage
What is the Correct Charging Voltage? - Power Generation and Storage
Troubleshooting Temperature Control Equipment - Temperature Sensing
Economical Solutions to Meet Harmonic Distortion Limits - Power Supplies and Conditioners

More >>

Engineering Web: circuit breakers 1 - 10 of 1,108,651
Howstuffworks "How Circuit Breakers Work"
... most houses still use conventional electric circuit breakers. One of the newer circuit breaker devices is the ground fault circuit interrupter, or GFCI. These sophisticated breakers are designed to ...
Howstuffworks "How Circuit Breakers Work"
In this article, we'll find out how circuit breakers and fuses monitor electrical current and how they cut off the power when current levels get too high. As we'll see, the circuit breaker is an ...
Howstuffworks "How Circuit Breakers Work"
Circuit breakers are an essential safety component in any home electrical system. Learn about home circuit breakers and breaker design. ...
Howstuffworks "How Circuit Breakers Work"
In this article, we'll find out how circuit breakers and fuses monitor electrical current and how they cut off the power when current levels get too high. As we'll see, the circuit breaker is an ...
Circuit Breakers. Purchase Circuit Breaker and accessories direct from KM Parts ...
... Breakers Defined. Circuit Breakers - the new range. Circuit Breakers World Usage. Disconnect Switches. Circuit Breaker - Clever Mounting. Circuit Breaker Hand Protection. Moeller Circuit Breaker ...
Circuit Breakers - Circuit Breaker Panels : Motor Control : Electrical Breakers...
ITE Siemens Circuit Breakers. Murray Circuit Breakers. Square D Circuit Breakers. Sylvania Circuit Breakers. Thomas & Betts Circuit Breakers. Wadsworth Circuit Breakers. Westinghouse Circuit Breakers ...
See Bay Breakers, Inc. Information
Circuit Breakers, New & Obsolete Cutler Hammer, Siemens, & Square D - All ...
Circuit Breakers - Electrical Supplies Online at All Circuit Breakers Inc. All Breakers stocks wholesale industrial electrical, new and obsolete circuit breakers, electrical distribution equipment and ...
See All Breakers, Inc. Information
Howstuffworks "How Circuit Breakers Work"
Installing a Circuit Breaker *How To Reset a Circuit Breaker or Fuse Box *Trip-Free and Non-Trip-Free Circuit Breakers *Circuit Breaker Operation *Hydraulic Magnetic Circuit Breakers We want to know ...
Circuit Breakers from Altech Corporation
FI Earth Leakage Circuit Breakers. Compact DIN rail mount FI Earth Leakage Circuit Breakers detect and interrupt ground faults. They are VDE approved for the European system of protecting people, ...
See Altech Corp. Information
Circuit Breakers
Circuit Breakers. .30 Amp @ 125 VAC Circuit Breaker.  .   .  .  . Mfg. - MEL-RAIN/COMEL. 1-3/4"(W) x 1-1/2"(D). Manual reset. 12-144 12 Volt - 10 Amp Auto Reset Circuit Breaker.  . 100-Up $ .19.   .   ...
See Hosfelt Electronics, Inc. Information
Sponsored Results
Control Panel Circuit Breakers
Circuit Breakers for control applications, small footprint and saving with online Pricing
www.asi-ez.com
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