Littelfuse manufactures the broadest and most innovative selection of fuses to serve nearly every possible application.
Enable easy fuse installation and replacement with our comprehensive line of fuse blocks, fuse holders, and fuse accessories.
See Littelfuse's specialty circuit protection products, terminals, automotive power distribution products, and industrial power distribution products.
Need the Littelfuse equivalent to a competitor part? Enter the competitor part number here.
Search for the part(s) number you wish to receive samples. Or, visit the sample center page.
Check distributor stock levels by entering in full or partial part numbers
The world first series connected: 20,000 Amp capable, fault-indicating surge protection module for outdoor LED lighting.
Easy to install, flexible and provides a mobile solution in your facility.
The most popular fuses designed to meet the needs of professionals.
Latest standards, products, diagrams & videos in an interactive e-book.
For emergency fulfillment, think of Littelfuse First.
Protects Fragile ICs from ESD. More than 50% lower clamping voltages than other silicon solutions.
Recently, the Company was honored to receive the highest industry awards for consistently exceeding expectations in providing high-quality products.
Headquartered in Rapid City, South Dakota, SymCom provides overload relays and pump controllers primarily to the industrial market
Littelfuse acquired Hamlin in 2013 to grow in the automotive, electronics and industrial markets.
A robust web-based tool to help circuit designers identify the optimal electronic fuses for their products.
Littelfuse, Inc. 8755 West Higgins Road Suite 500, Chicago, IL, 60631 USA, 773-628-1000 Copyright © 2014 Littelfuse, Inc.