Profile Home


Littelfuse is a global manufacturer of leading technologies in circuit protection, power control, and sensing. Sold worldwide, our products are found in automotive and commercial vehicles, industrial applications, data and telecommunications, medical devices, consumer electronics, and appliances. Our associates around the world partner with customers to design, manufacture, and deliver innovative, high-quality solutions for a safer, greener, and increasingly connected world - everywhere, every day.

For more information, please visit the Littelfuse website:

Product Catalog

Technical Articles

15 Questions to Ask About Circuit Protection for Wearable Electronics (Circuit Protection) Have you attended an electronics or design tradeshow lately? Have you visited a big-box retailer or browsed an online electronics vendor? (View Full Article)
AC Line Voltage Transients and Their Suppression (.pdf) (Surge Suppressors) The increasing usage of sensitive solid state devices in modern electrical systems, particularly computers, communications systems and military equipment, has given rise to concerns about system... (View Full Article)