• Products
  • Services
  • Contact Us
  • Technical Resources
  • Competitor Cross Reference
  • Check Distributor Stock
  • Order Sample
Littelfuse Mobile

Expands eFuse Protection ICs Series

Provides single-chip protection, control, and sensing features ideal for 5V-28V applications

eFuse - Littelfuse

Circuit Protection for Battery Energy Storage Systems

Battery Energy Storage Systems (BESSs) demand a comprehensive circuit protection strategy. Learn more about the Littelfuse products that will protect your system to extend the life of your equipment.

Download Now

New DC Contactor Relays

Our newest DC contactor relays provide design engineers with more flexibility for the next generation of high-powered electric commercial vehicles and industrial applications.

Learn More

New ATO® & MINI® Fuse Blocks

Our new ATO® & MINI® fuse blocks centralize wiring into a single, convenient location, enabling safe, cost-effective circuit protection.

Learn More

Mining Spotlight

Discover the circuit protection and power distribution products that help our customers maintain the safety and reliability of heavy trucks, large bulldozers, wheel loaders, excavators, and other mining vehicles.

Download now

Manual Battery Disconnect Switch Guide & Market Outlook

Discover the advantages of manual battery disconnect switches and how to select the right one for your application. Plus, get a look at our portfolio and the current and future manual disconnect switch market in our latest white paper.

Download now

CONEXPO

View our latest products and technologies for your construction vehicle and equipment.

Learn More
  • Products
  • Services
  • Contact Us
  • Technical Resources
  • Competitor Cross Reference
  • Need the Littelfuse equivalent to a competitor part? Enter the competitor part number here.

  • Check Distributor Stock
  • Check distributor stock levels by entering in full or partial part numbers

  • Order Sample
  • Search for the part(s) number you wish to receive samples. Or, visit the sample center page.

Earnings Release Webcast

Thursday, February 2, 2023
10:00 a.m. ET • 9:00 a.m. CT

Join the Webcast
C&K Now Part of Littelfuse

Littelfuse Completes Acquisition of C&K

C&K is a leading designer and manufacturer of high-performance electromechanical switches and interconnect solutions.

Learn More

SB5000 Meets New Code Requirements

SB5000 Shock Block protects employees from electrical shock, reduces unnecessary tripping and complies with NEC210.8(B) Code.

Read Story

2022 Is Our 95th Anniversary

Littelfuse is celebrating 95 years of serving our customers with innovative results and operational excellence.

Read Story
  • Full Site
  • About Littelfuse
  • Careers
  • Investor Relations
This website stores cookies on your computer.

These cookies are used to collect information about how you interact with our website and allow us to remember you. We use this information to improve and customize your browsing experience and for analytics and metrics about our visitors on this website and other media. To find out more about the cookies we use, see our Privacy Policy.

OPTIONS

You can change this setting by clicking on OPTIONS. By continuing, you agree to the use of our cookies.

This website stores cookies on your computer.

We use cookies to collect information about how you interact with our website and to remember you. We use this information to improve and customize your browsing experience and for analytics about our visitors on this website and other media. By selecting among and accepting to our use of the cookie categories below, you direct Littelfuse to store cookies on your device and disclose information as described in our Privacy Policy.

We use cookies to collect information about how you interact with our website and to remember you. We use this information to improve and customize your browsing experience and for analytics about our visitors on this website and other media. By selecting among and accepting to our use of the cookie categories below, you direct Littelfuse to store cookies on your device and disclose information as described in our Privacy Policy.

If you do not direct us to collect any categories of cookies, a single essential cookie will be used in your browser to remember your preference not to be tracked.

If you do not direct us to collect any categories of cookies, a single essential cookie will be used in your browser to remember your preference not to be tracked.

Privacy Preference Centre
  • Your Privacy
  • Essential
  • Performance and Analytical Technologies
  • Functionality
  • Targeting or Advertising

Your Privacy

When you use our website, we collect personal data about you and your use of the Website, through cookies and analytics tools. We may also collect personal data such as your name, job title, company name, address, email address and telephone number either directly from you or by combining information we collect through other sources.

Because Littelfuse respects your right to privacy, you can choose to modify the cookies option and disallow some of them. Click on the different category headings to learn more and change default settings. However, blocking some types of cookies may impact your experience of the site and the services we are able to offer.

Essential

Always Active

There are cookies which are needed for our website, applications or services to function properly. For example, these cookies remember your preference not to be tracked and identify trusted web traffic.

Performance and analytical technologies

These cookies collect information about how visitors and users use our website, applications, and services. These cookies enable us to improve our website, for instance, by ensuring that users are finding the required information.

These cookies don't collect information that identifies a visitor or user. All information collected by these cookies is aggregated and anonymous.

Functionality

These cookies allow our website, applications and services to remember choices you make (such as your preferred language) and provide enhanced, more personal features. They may also be used to provide services you have asked for.

The information these cookies collect may be anonymized and they cannot track your browsing activity on other websites.

Targeting or Advertising

These cookies are used to deliver advertising that may be relevant to you and your interests. They are also used to limit the number of times you see an advertisement as well as help measure the effectiveness of an advertising campaign.

They remember that you have visited a website and this information is shared with other organizations such as advertisers.

By clicking Allow All or Save Settings
you agree and accept our terms and conditions.