Littelfuse Sustainability Report

2020 Sustainability Report

The 2020 Sustainability Report provides information about our environmental, social, and governance initiatives.

Learn More

SPxxR6 TVS Diode Arrays

Ideal for protecting USB 4.0 and other data communications used in mobile and portable consumer electronics.

Learn More

EV1K Series Fuse

Provides 1000Vdc automotive grade protection for next-gen passenger cars and commercial EVs.

Learn More

SB5000 Industrial Shock Block® GFCI

Protect personnel from electrical shock from three-phase equipment loads up to 60 A with the SB5000.

Learn More

SIDACtor ® Series Thyristor

Provide high surge current overvoltage protection in compact package, designed for industrial applications.

Learn More
ITV4030 TVS

ITV4030 Battery Protectors

ITV4030's fast response prevents overcurrents and overcharging damage in consumer electronics applications.

Learn More

AEE Online Exhibition 2022

Stage 1: May 25 to May 31 and Stage 2: June 29 to July 5.
The virtual booth exhibits the extensive product portfolios of circuit protection,
and control solutions for a growing range of Automotive Electronics

Register to Virtual Booth Page ›

Optimize PV Installations with Proper Solar Fuse Protection

Want to maximize your photovoltaic installation protection? This Littelfuse paper shows how to calculate fuse sizes to obtain the highest reliability and safety for your solar system.

Download Paper

Littelfuse Named One of the Best Mid-Sized Companies

Forbes magazine has ranked Littelfuse #77 on its list of America's top mid-sized companies in 2022.

Learn More

SB5000 Meets New Code Requirements

SB5000 Shock Block protects employees from electrical shock, reduces unnecessary tripping and complies with NEC210.8(B) Code.

Learn More

2022 Is Our 95th Anniversary

Littelfuse is celebrating 95 years of serving our customers with innovative results and operational excellence.

Read Story