Littelfuse, Inc.
Littelfuse, Inc.

Littelfuse, Inc.

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

Product Data

FUS 250V T/D CLASS RK5 70A INDICATING
Part#: FLNR070ID
FUS 250V T/D CLASS RK5 70A INDICATING
FUS 600V F/A CLASS J 25A
Part#: JLS025
FUS 600V F/A CLASS J 25A
FUS 250V SEMICONDUCTOR 400A
Part#: L25S400
FUS 250V SEMICONDUCTOR 400A
Smart eCat Product Catalogs
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Catalogs

Smart eCat Product Catalog INDUSTRIAL CIRCUIT PROTECTION CATALOG

INDUSTRIAL CIRCUIT PROTECTION CATALOG

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Videos

Prevention through Design with Special-Purpose GFCIs
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
Prevent Electrical Shock In Commercial and Industrial Applications
Littelfuse, Inc.

Prevent Electrical Shock In Commercial and Industrial Applications

Shock Block stops the problem before it happens by interrupting circuit faults before shock occurs instead of simply mitigating electrical shock.

Shock Block is the most comprehensive UL 943C listed GFCI on the market. Other workaround product combinations are inadequate when it comes to meeting code requirements or, more importantly, protecting human life.

Products

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

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.

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.
Littelfuse High-Speed Fuses
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