Littelfuse is the worldwide leader in circuit protection which offers the industry’s broadest and deepest portfolio of circuit protection products and solutions. Backed by industry-leading technical support, design and manufacturing expertise, Littelfuse devices protect products in virtually every market that uses electrical energy, from Automotive, Consumer Electronics to Industrial OEM and Telecom, etc.

Fuses   

Gas Discharge Tubes (GDTs) 

 LED Protectors

Positive Temperature Coefficient Devices (PTCs)

Protection Relays

PulseGuard^® ESD Suppressors

SIDACtor® Devices

TVS Diode Arrays (SPA™ Family of Products)

Switching Thyristors

TVS Diodes  

Varistors