Littelfuse, Inc.

Electrical Industry Company Profile

Littelfuse, Inc.

8755 W Higgins Road
Chicago, IL 60631
(800) 832-3273

Product Data

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Part#: FLSR030ID

FUS 600V T/D CLASS RK5 30A INDICATING

Part#: FLSR100ID

FUS 600V T/D CLASS RK5 100A INDICATING

Part#: KLK005

FUS 600V F/A MIDGET 5A

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Catalogs

PROTECTION RELAYS & CONTROLS CATALOG

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INDUSTRIAL CIRCUIT PROTECTION CATALOG

Videos

Littelfuse, Inc.

How to Properly Protect a BESS Power Circuit from Overcurrents

Overcurrents can cause extensive damage in a battery energy storage system as well as costly downtime. That is why circuit protection is imperative. Circuit protection fuses have many advantages including easy installation and replacement, low watt loss and a compact size. But, sizing fuses accurately is challenging. Littelfuse provides the formulas to calculate fuse sizes for maximum protection, reliability and cost-effectiveness.

Littelfuse, Inc.

Prevention through Design with Special-Purpose GFCIs

With power comes great responsibility. Hundreds of workers are killed yearly from electrical shock, and tens of thousands of electrical shock incidents over the past several years resulted in injuries requiring time away from work. Find out how GFCIs, including commercial GFCIs and specialized ones with higher trip levels, effectively prevent such incidents. More Info

Products

Littelfuse Launches Its Class J Fuse Disconnect Switch to Simplify Operation and Protection

The compact Class J Fuse Disconnect Switch combines a switch and multiple fuses into a single product, offering a simpler way to manually open and close a circuit while safeguarding against overcurrent and short circuits while saving space.

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Press Releases

Littelfuse Launches Its Class J Fuse Disconnect Switch

Product combines switch and fuses to simplify operation and protection while saving space

CHICAGO, October 4, 2023 — Littelfuse, Inc., (NASDAQ: LFUS), a diversified, industrial technology manufacturing company empowering a sustainable, connected, and safer world, has launched its Class J Fuse Disconnect Switch.

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