Littelfuse, Inc.

Electrical Industry Company Profile

Littelfuse, Inc.

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

Product Data

View all 8,311 products in Smart eCat

Part#: KLLU1200

FUS 600V T/D CLASS L 1200A

Part#: L25S005

FUS 250V SEMICONDUCTOR 5A

Part#: L25S010

FUS 250V SEMICONDUCTOR 10A

Click the Smart eCat icon to view all products and access Spec Sheets and other product information.

Catalogs

PROTECTION RELAYS & CONTROLS CATALOG

Flip pages, play videos right from the page, pull part number info into bid software or create lists, search catalogs by keyword or part number and more.

More Smart eCatalogs

INDUSTRIAL CIRCUIT PROTECTION CATALOG

Videos

Littelfuse, Inc.

How to Size a Neutral Grounding Resistor

One of the most critical decision when designing stable and safe electrical systems is system grounding. The key parameter that determines the neutral grounding resistor’s affect on the circuit is the let-through current. This video will focus on how to determine what level of let-through current to specify when designing a resistance-grounded system.

Littelfuse, Inc.

Maximizing Your HVAC Applications for Optimal Performance

For critical HVAC application needs, leading brands rely on Littelfuse with nearly 100 years of experience. From overload to overcurrent, and accuracy to durability, we have your equipment needs covered with protection, control and sensing components to enhance your overall HVAC system performance.

Products

Littelfuse Launches Its Most Compact Arc-Flash Relay for Tight Spaces

The AF0025 Series is a cost-effective arc-flash protection solution for OEM applications. With a depth of only 1.82” (46.23 mm), this compact relay significantly reduces arc-fault damage in AC and DC compartments by detecting the light from an arc-flash and rapidly providing a trip signal.

More Products

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.

More Press Releases