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Square D is an American
United States

The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
 manufacturer of equipment used to control and distribute electric power
Electricity

Electricity is a general term that encompasses a variety of phenomena resulting from the presence and flow of electric charge. These include many easily recognizable phenomena such as lightning and static electricity, but in addition, less familiar concepts such as the electromagnetic field and electromagnetic induction....
 headquartered in Palatine, Illinois
Palatine, Illinois

Palatine is a village in Cook County, Illinois, Illinois, United States. It is a northwestern residential suburb of Chicago. As of the United States Census, 2000, the village had a total population of 65,479 , and estimated to be 67,232 as of 2005....
.

First formed in 1903 as the McBride Manufacturing Company, they subsequently changed their name to the Detroit Fuse and Manufacturing Company with their logo being a "D" (for Detroit) enclosed in a square. In 1991, they were purchased by the French company Schneider Electric
Schneider Electric

Schneider Electric is a France global company. It was founded in 1836 by two brothers, Eug?ne I and Adolphe Schneider.In the first part of the 20th century, Schneider et Cie associated itself with Westinghouse Electric Corporation who were a major international electrical group at the time....
 and they continue to sell into the commercial, industrial, and residential markets.

oduced in 1962/1963, their "QO" line of 3/4-inch circuit breaker
Circuit breaker

A circuit breaker is an automatically-operated Electricity switch designed to protect an Electrical network from damage caused by Overcurrent or short circuit....
s may be their best-known product line, used in the electrical distribution board
Distribution board

A distribution board is a component of an electricity supply system which divides an electrical power feed into subsidiary Circuit , while providing a protective Fuse or circuit breaker for each circuit, in a common Enclosure ....
s of many homes in North America.






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Encyclopedia


Square D is an American
United States

The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
 manufacturer of equipment used to control and distribute electric power
Electricity

Electricity is a general term that encompasses a variety of phenomena resulting from the presence and flow of electric charge. These include many easily recognizable phenomena such as lightning and static electricity, but in addition, less familiar concepts such as the electromagnetic field and electromagnetic induction....
 headquartered in Palatine, Illinois
Palatine, Illinois

Palatine is a village in Cook County, Illinois, Illinois, United States. It is a northwestern residential suburb of Chicago. As of the United States Census, 2000, the village had a total population of 65,479 , and estimated to be 67,232 as of 2005....
.

First formed in 1903 as the McBride Manufacturing Company, they subsequently changed their name to the Detroit Fuse and Manufacturing Company with their logo being a "D" (for Detroit) enclosed in a square. In 1991, they were purchased by the French company Schneider Electric
Schneider Electric

Schneider Electric is a France global company. It was founded in 1836 by two brothers, Eug?ne I and Adolphe Schneider.In the first part of the 20th century, Schneider et Cie associated itself with Westinghouse Electric Corporation who were a major international electrical group at the time....
 and they continue to sell into the commercial, industrial, and residential markets.

QO

Introduced in 1962/1963, their "QO" line of 3/4-inch circuit breaker
Circuit breaker

A circuit breaker is an automatically-operated Electricity switch designed to protect an Electrical network from damage caused by Overcurrent or short circuit....
s may be their best-known product line, used in the electrical distribution board
Distribution board

A distribution board is a component of an electricity supply system which divides an electrical power feed into subsidiary Circuit , while providing a protective Fuse or circuit breaker for each circuit, in a common Enclosure ....
s of many homes in North America. In fact, Square D has an overwhelming market share in the residential market. Most Americans today have a Square D load center in their homes.

Another well-known Square D product line is the Powerlink circuit breaker, sold to bigger buildings/skyscrapers. It was created for lighting control and can remotely operate lights in buildings through the internet.

Compeditors

Their principal competitors include:
  • Allen-Bradley
    Allen-Bradley

    Allen-Bradley is the brand-name of a line of Factory Automation Equipment manufactured by Rockwell Automation . The company, with revenues of approximately US$4.5 1,000,000,000 in 2006, manufactures programmable automation controllers , human-machine interfaces, sensors, safety components and systems, software, drives and drive systems, co...
     (Rockwell Automation
    Rockwell Automation

    Rockwell Automation is a global provider of industrial automation, power, control and information solutions. Brands in industrial automation include Allen-Bradley and Rockwell Software....
    )
  • Cutler-Hammer (Eaton Corporation
    Eaton Corporation

    Eaton Corporation is a diversified industrial manufacturer with 2008 sales of $15.4 billion . Eaton is a global leader in electrical systems and components for power quality, distribution and control; fluid power systems and services for industrial, mobile and aircraft equipment; intelligent truck drivetrain systems for safety and fuel econo...
    )
  • General Electric
    General Electric

    The General Electric Company, or GE is a multinational corporation United States technology and Service s conglomerate incorporated in the State of New York....
  • Benshaw
    Benshaw

    Benshaw is a company that specializes in solid state reduced voltage electric motor controls, motor protection and variable frequency drives. Benshaw manufactures and engineers motor controls from 208V through 15KV, with Horsepower ranges from fractional to ....
  • Siemens
    Siemens AG

    Siemens Aktiengesellschaft is Europe's largest engineering Conglomerate . Siemens' international headquarters are located in Berlin and Munich, Germany....
  • GE
  • ITE used to also be a compeditor.


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