Littelfuse is the world’s leading provider of circuit protection solutions with unparalleled product depth and breadth. They supply over-current products such as fuses and resettable PTCs as well as overvoltage products including PulseGuard® polymer electrostatic discharge (ESD) suppressors, gas discharge tubes (GDTs), silicon avalanche diodes (SADs), surface mount multilayer varistors (MLVs), metal oxide varistors (MOVs) and UL recognized Teccor brand SIDACtor® protection thyristors.
