The only official website & email suffix are and
WIN SOURCE does not have any other Company Name or Website.

Littelfuse Inc.

Founded in 1927, Littelfuse is headquartered in Chicago, Illinois, USA and has more than 30 sales, distribution, manufacturing and engineering departments in the Americas, Europe and Asia. Littelfuse, a world leader in circuit protection, offers the broadest and broadest portfolio of circuit protection products and offers the industry's broadest and most sophisticated portfolio of circuit protection products and solutions. Littelfuse acquired sensor brands such as Hamlin, TE, ONSEMI, and US Sensor. "" We always adhere to the road of innovation and development,since Edward V. Sundt created Littelfuse in 1927."". Sundt invented the first small fast-acting fuse, which can prevent the sensitivity tester burned. ""In the 1960s, we have developed a variety of sub-compact fuse for the United States NASA (NASA), the US space program, which is a vital component. In 1976, we developed a groundbreaking Autofuse to GM Fast-acting fuse. Just eight years, the design has been widely used in all vehicles around the world. In 1986, we launched a revolutionary space-saving MINI Automotive fuse. Recently, we launched a new world's smallest high surge current protection thyristor --Teccor Q2L series ""C-level"" SIDACtor Devices.""
Headquarters 8755 W Higgins Rd, Suite 500, Chicago, Illinois, 60631, United States
Phone Number (773) 628-1000
Revenue $2 Billion
SIC Code 36,35
NAICS Code 33,3332
Top Competitors Bel Fuse|Bourns|Carling Technologies|Indoasian|Mersen|Hongfa|IDEC Corporation|Eaton
Win-Source Footer Image

Cookie Consent Preference Center

When you visit any of our websites, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences, or your device and is mostly used to make the site work as you expect it to. The information does not usually directly identify you, but it can give you a more personalized experience. Because we respect your right to privacy, you can choose not to allow some types of cookies. Click on the different category headings to find out more and manage your preferences. Please note, blocking some types of cookies may impact your experience of the site and the services we are able to offer.

Manage Consent Preferences

Always Active

These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.

These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.

These cookies are used to make advertising messages more relevant to you and may be set through our site by us or by our advertising partners. They may be used to build a profile of your interests and show you relevant advertising on our site or on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device.