Bussmann是一家百年老牌企业,专门从事电路保护产品的研产销,主要产品为熔断器,也就是我们日常所称的保险丝,一直处于全球领先地位。2011年,Bussmann的母公司Cooper集团被EATON集团收购, Bussmann成为EATON旗下的一个产品系列。

1914年,Bussmann五兄弟开始在家里生产熔断器,不久迁入一小型厂房,开始了汽车熔断器的生产。1985年,Cooper(库柏工业)购买该公司,成立了新的事业部?Cooper Bussmann熔断器",如今它是世界上熔断器电路保护及相关配件的最知名品牌。


作为全球市场上电路保护方案的世界领先者,Cooper Bussmann公司的电路保护方案广泛应用于世界各地,并符合UL、CE、CSA、IEC、BS、VDE、SEMKO和JIS认证机构的标准要求。

Cooper Bussmann公司在全球的雇员人数超过5000名,其中包括电气、机械、应用方面的工程师以及制造和技术支持人员。Cooper Bussmann公司的产品多达75000多种,是唯一提供电气,电子全套电路保护产品和方案的。

Cooper Bussmann产品种类包括:电气电源熔断器,电子电路板及小型熔断器,熔丝盒,熔丝座及断开开关,半导体熔断器,中高压熔断器,高速熔断器,通讯保护产品,国际标准工业熔断器,熔断器附件、显示器、工具包,熔断器技术,功率磁性元器件,超级电容,接线盒,车用熔断器和断路器。

针对电气和电子系统出现电路过载的情况,Cooper Bussmann为客户提供革新性的过载保护案。作为熔断器和熔断保护方案的领先生产商之一,Cooper Bussmann为电路保护和控制问题提供清晰、前沿的解决方案。

The EATON's Bussmann brand is the industry standard for circuit protection on more than 50,000 SKUs of electrical and electronic fuses, fuse holders, power distribution blocks as well as engineering, training and testing services.

Commercial, healthcare and industrial facilities require reliable power distribution without compromising the safety of people or equipment. We understand that this is often a dif cult result to achieve, particularly when coupled with meeting code requirements.

Eaton's Bussmann series offers solutions that can help easily achieve code requirements such as selective coordination. What's more, Bussmann offers technical expertise and a support structure to help achieve your project goals, whether facing new construction or renovation.

Our comprehensive portfolio of overcurrent and overvoltage circuit protection products offers solutions that not only enhance safety and reliability, but also ensure compliance with code requirements. Additionally, many of our products boast compact sizes, helping to reduce the equipment footprint and drive down costs.

Our team of Application Engineers and Sales Engineers can recommend solutions for reducing footprint and saving installation time, all while providing the industry's best protection. They can also guide you in the selection of products to make code compliance simple.

Cooper Bussmann is a wholly owned division of Cooper Industries, Inc (NYSE: CBE) and is headquartered in St. Louis, Missouri. With a more than 90-year history of innovation, the company has set the standard for circuit protection in the global market. 

Cooper Bussmann manufactures a wide variety of North American and European-styled fuses for the electrical, electronics and transportation industries, plus inductors and transformers for power quality in electronic applications. Cooper Bussmann also offers engineering, training and testing services focused on downtime reduction, workplace safety and Code compliance.

Markets Served
Cooper Bussmann serves four basic markets:
  • Electrical
    • Industrial MRO
    • OEM
    • Construction/Contractor
  • Electronics
  • Transportation
  • Consumer/Aftermarket


The company manufactures more than 50,000 SKUs (Stock Keeping Units) to provide customers with greater selection:

  • Low Voltage, Branch Circuit Rated Fuses
  • Low Voltage Supplementary Fuses
  • Electronic - Printed Circuit Board and Small Dimension Fuses
  • Medium Voltage Fuses
  • High Speed Fuses
  • IEC & British Standard Fuses
  • Fuse Holders and Blocks
  • Power Distribution Blocks
  • Wire Connection Products
  • Disconnects
  • Telecom Protection Devices
  • Surge Suppression Devices
  • Magnetics
  • Overvoltage Products
  • Supercapacitors
  • Accessories
Cooper Bussmann?Services

Cooper Bussmann engineering,training and testing services were introduced in 2005.


You'll find Cooper Bussmann?nbsp;fuses hroughout industry, but also in the:

  • Gateway Arch, St. Louis
  • Sears Tower & John Hancock Building, Chicago
  • World's largest hydroelectric plant located between Brazil and Paraguay
  • New York Transit Authority subway trains
  • Walt Disney World monorail trains
  • NASA space shuttle and Mars lander
  • AOL/Time Warner Building, New York City
Cooper Bussmann VEC

The Cooper Bussmann Vehicle Electrical Center (VEC) power distribution module uses a patented programmable3D matrix technology.

Manufacturing Facilities

Globally, Cooper Bussmann operates 12 manufacturing facilities. They include:


  • Dongguan, China
  • Hong Kong, China
  • Shanghai, China
  • Pondicherry, India
  • Seoul, South Korea

  • Burton-on-the-Wolds, England, UK
  • Copenhagen, Denmark

    North America
  • Dublin, California, USA
  • El Paso, Texas, USA
  • Goldsboro, North Carolina, USA
  • St. Louis, Missouri, USA

    South America
  • Ito, Brazil
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Juarez, Mexico Facility

  • 1914 Bussmann founded by brothers Al, Frank, Joe, Harry and Lee Bussmann in St. Louis, Missouri.
  • 1929 Bussmann acquired by Max McGraw, (later McGraw Edison). The Bussmann family remains active.
  • 1979 The Company moves its headquarters and manufacturing to its current location in Ellisville, Missouri, a St. Louis suburb.
  • 1985 McGraw Edison acquired by Cooper Industries, Inc.
  • 1993 Cooper Bussmann opens the Paul Gubany Center for High Power Technology.
Founders:  Bussmann Brothers

Founders:  Al, Frank, Joe, Harry and Lee Bussmann.

Cooper Bussmann Patent History

In its more than 90-year history, Cooper Bussmann has received more than 3000 utility and design patents, with more than 150 patents currently active.

  • 1923 Harry is awarded the first two patents for cartridge and electric fuses.
  • 1924 Frank receives a portable electric lamp patent.
  • 1929 Fusetron?nbsp;fuse technology patented.
  • 1963 Bussmann receives a patent for its Class J time-delay fuse design.
  • 1967 The patented Low-Peak?nbsp;fuse product line is introduced.
  • 1992 The patented LPCC midget time-delay fuse is introduced.
  • 1993 Cooper Bussmann introduces and receives a patent for surface-mount chip fuses used on printed circuit boards.
  • 2000 The finger-safe CUBEFuse?nbsp;device receives five patents.
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The Cooper Bussmann IP20 finger-safe CUBEFuse is now available up to 100A.