iDesignTM Fuse Design Tool

A robust, web-based tool to help circuit designers identify the optimal electronic fuses for their products

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LSP05 & LSP10 Modules

The world first series connected: 20,000 Amp capable, fault-indicating surge protection module for outdoor LED lighting.

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Industrial Shock-BlockTM Cart and Frame Offers Mobility!

Easy to install, flexible and provides a mobile solution in your facility.

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NEW 1500Vdc Solar Protection

The SPXV Series adds 1500 Vdc protection to the POWR-GARD portfolio. Available in 6-30 Amp ratings, these fuses are in stock for the newest solar applications.

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Commercial Packs

Commercial Packs:
Family Assortment of Fuses

The most popular fuses designed to meet the needs of professionals.

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NEW Electronics eCatalogs!

Latest standards, products, diagrams & videos in an interactive e-book.

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Mark Your Calendar - Q1 2014 Earnings Conference Call

Tuesday, April 29, 10:00 a.m. CDT
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Q1 2014 Earnings Conference Call
Littelfuse Acquires SymCom

Littelfuse Announces Acquisition of SymCom

Headquartered in Rapid City, South Dakota, SymCom provides overload relays and pump controllers primarily to the industrial market

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Littelfuse Selected As One Of The Best Places To Work In Illinois

This is the third consecutive year Littelfuse has been ranked in this prestigious awards program.

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iDesignTM Online Fuse Design and Selection Tool

A robust web-based tool to help circuit designers identify the optimal electronic fuses for their products.

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