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Product Data

View all 241 products in Smart eCat

Part#: 702R1BI5.5

FUS 5.5KV MV R-RATED 2R BOLT-IN

Part#: 2009R1C5.5W

FUS 5.5KV MV R-RATED 9R HOOKEYE

Part#: FPU-32-04-00

FEEDER PROTECTION UNIT W/ ETHERNET

View all 7 products in Smart eCat

Part#: A720R2R

80083-FUSE,MED VOLT

Part#: A720R3R

80084-FUSE,MED VOLT

Part#: A720R9R

80089-FUSE,MED VOLT

Time Mark

View all 71 products in Smart eCat

Part#: 280-24AC

Gen. Purp. Relay,24 VAC,DPDT,(53001701)

Part#: 339-240-300

On/Off Dly Relay,(98067712)

Part#: ENCDIN-11PIN

Safety Enclosure,(98094803)

Total of 53,547 product(s) from 13 Manufacturers. Click the Smart eCat icon to view all products and access Spec Sheets and other product information.

Catalogs

2022 Catalog

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Littelfuse, Inc. - PROTECTION RELAYS & CONTROLS CATALOG

Videos

Littelfuse, Inc.

Littelfuse MP8000 Bluetooth Overload Relay

The revolutionary MP8000 Bluetooth Overload Relay can communicate directly with your smart phone or tablet via Bluetooth through the Littelfuse App. No need to open the control panel. Watch the award-winning video chosen for how clearly it shows the MP8000 benefits.

Littelfuse, Inc.

How Arc-Flash Relays Make Your Facility Safer

Arc-flash is one of the most common electrical hazards in industrial environments. Littelfuse arc-flash relays help protect your facility and workers. They are cost effective, reduce incident energy and meet new NEC Codes.

Products

New! Online Selection Guide for Littelfuse Relays

There is an easy way to determine the product that best fits your needs. Our online guide helps you navigate through our 225 relay product series and find the right relay for your application.

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Manufacturers

Universal Douglas

51 Century Blvd, Suite 230

Nashville, TN 37214

(615) 316-5312

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Articles

The Importance of Ground Fault Protection in Industry

In the food processing plant where I cut my electrical teeth, there were ceiling drops for sticker guns to label bagged product. Some of the workers complained about getting shocked off the stainless still bins that held the product. Adding inline GFCIs helped (although some still complained, even when no voltage was present).

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Press Releases

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

AF0025 Series OEM-solution provides AC and DC arc-flash protection with flexible mounting options

CHICAGO, September 27, 2023 — Littelfuse, Inc., (NASDAQ: LFUS), a diversified, industrial technology manufacturing company empowering a sustainable, connected, and safer world launches its AF0025 series, a cost-effective arc-flash protection solution in our most compact package for OEM applications.

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Tools & Resources

NEMA
Industrial Control and Systems: Controllers, Contactors, and Overload Relays Rated 600 Volts

Temporary Light Strings and Area Lighting

Wireless Lighting Control for the Workplace

Floor Box Kit with Recessed Wiring Device