Insights

Data Center Growth Littelfuse is experiencing momentum from data center demand, industrial recovery, and a strong Q2 performance, suggesting a ripe opportunity to position high-reliability power transfer and protection solutions for hyperscale and edge data center deployments.

Industrial and Energy Infra Broad-based demand across industrial, energy infrastructure, and selected transportation markets indicates potential cross-sell of protection, fuses, and smart energy transfer components to OEMs and system integrators serving these sectors.

Global Distribution Strategic distributor relationships (e.g., Mouser) and a large global presence imply easy access to new customers and rapid scale opportunities for lightweight, modular protection and sensing products in new geographies.

Digital & Tech Stack Active use of modern tech tools (React, Python, APIs) and enterprise platforms suggests opportunities to offer integrated digital engineering and procurement experiences, data-driven reliability solutions, and enhanced post-sale digital support.

Sustainable Growth Long-standing commitment to diverse workforce and 95-year track record paired with steady revenue growth positions Littelfuse as a trusted supplier for customers prioritizing compliant, resilient, and sustainable electrical protection and energy transfer solutions.

Littelfuse Tech Stack

Littelfuse uses 8 technology products and services including Canva, Jamf, Font Awesome, and more. Explore Littelfuse's tech stack below.

  • Canva
    Audio, Video, Graphics
  • Jamf
    Enterprise Mobility Management
  • Font Awesome
    Font Scripts
  • Active Directory Federation Services
    Identity And Access Management
  • React
    Javascript Frameworks
  • Python
    Programming Languages
  • Piwik
    System Analytics & Monitoring
  • CSS
    Web Tools And Plugins

Media & News

Littelfuse's Email Address Formats

Littelfuse uses at least 1 format(s):
Littelfuse Email FormatsExamplePercentage
FLast@littelfuse.comJDoe@littelfuse.com
94%
LFirst@littelfuse.comDJohn@littelfuse.com
2%
FirstLast@littelfuse.comJohnDoe@littelfuse.com
2%
First.Last@littelfuse.comJohn.Doe@littelfuse.com
2%

Frequently Asked Questions

What is Littelfuse's phone number?

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You can contact Littelfuse's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Littelfuse's stock symbol?

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Littelfuse is a publicly traded company; the company's stock symbol is LFUS.

What is Littelfuse's official website and social media links?

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Littelfuse's official website is littelfuse.com and has social profiles on LinkedIn.

How much revenue does Littelfuse generate?

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As of July 2026, Littelfuse's annual revenue is estimated to be $1B - $10B.

What is Littelfuse's SIC code NAICS code?

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Littelfuse's SIC code is 3613 - Switchgear and Switchboard Apparatus NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does Littelfuse have currently?

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As of July 2026, Littelfuse has approximately 5.2K employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: L. R.Cto & Vp Engineering Electronic Business Unit: W. J.Vp R&d And Cto, Passenger Vehicle Business: E. H.. Explore Littelfuse's employee directory with LeadIQ.

What industry does Littelfuse belong to?

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Littelfuse operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does Littelfuse use?

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Littelfuse's tech stack includes CanvaJamfFont AwesomeActive Directory Federation ServicesReactPythonPiwikCSS.

What is Littelfuse's email format?

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Littelfuse's email format typically follows the pattern of FLast@littelfuse.com. Find more Littelfuse email formats with LeadIQ.

When was Littelfuse founded?

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Littelfuse was founded in 1927.
Littelfuse logo

Littelfuse

Appliances, Electrical, and Electronics ManufacturingIllinois, United States5001-10000 Employees

Littelfuse is a diversified industrial technology manufacturer that designs and delivers reliable solutions aimed at a more sustainable, connected, and safer world. It operates in more than 20 countries and supports a global workforce, serving more than 100,000 end customers across industrial, transportation, and electronics markets. The company is headquartered in Rosemont, Illinois, and was founded in 1927. 

Within the appliances, electrical, and electronics manufacturing sector, Littelfuse positions itself as a broad supplier with a portfolio spanning multiple end markets. It collaborates with customers to design and deliver solutions that address reliability and safety needs in their equipment and systems. The company also emphasizes equal employment opportunity, underscoring its commitment to a diversified workforce across protected classes.

Section iconCompany Overview

Phone number
SIC Code
3613 - Switchgear and Switchboard Apparatus
Stock Symbol
LFUS
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1927
Employees
5001-10000

Section iconFunding & Financials

  • $1B - $10B

    Littelfuse's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $1B - $10B

    Littelfuse's revenue is estimated to be in the range of $1B - $10B

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