Switchgear & Power Supply Littelfuse

Our radial-leaded products represent the most comprehensive and complete set of PPTC products available in the industry today. RGEF series for hold currents up to 14A. RHEF series for flatter thermal…

The miniSMD series is designed to provide surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired. This series offers compact…

The JLS250 - JLS Series fuses are engineered to deliver fast-acting protection against overloads and short circuits, specifically for non-inductive loads. With an amperage rating of 250 A and a…

The LSIC2SD120E40CC Series of silicon carbide (SiC) Schottky diodes is designed for high-performance applications requiring minimal reverse recovery current and superior thermal management. With a…

Secure your electrical circuits with the Littelfuse 498921-1 Inline MIDI® Fuseholder, designed for robust overcurrent protection. This versatile fuseholder is engineered specifically for use with…

This Silicon Controlled Rectifier PNPN device is designed for high volume consumer applications, such as temperature; light and speed control; process and remote control; and warning systems, where…

The Littelfuse K2400G - Kxxxzy Series SIDAC is a silicon bilateral voltage-triggered switch designed for high-voltage power supplies, natural gas igniters, high-pressure sodium lamps, and xenon flash…

The Littelfuse KLK030 Midget Fuse is designed to provide reliable overcurrent protection in a compact form factor. With a 30 ampere rating, this fast-acting fuse is ideal for applications requiring…

The 215 SP Series is 5x20mm, ceramic base, time-lag type single pigtail cartridge fuse. It is designed to complement the existing 215 Series traditional pigtail fuses. The 215SP Series fuse has one…

The 242 Series hazardous area barrier network fuse is a specialized product designed to facilitate the safe operation of electronic equipment in potentially explosive environments. This series offers…

The Littelfuse 0217.500 Fast-Acting Glass Fuse is a 5x20mm cartridge fuse designed to meet stringent IEC specifications. This fuse is ideal for protecting electronic circuits against overcurrent…

The Littelfuse 3031-20 Glass Fuse Holder from the 3031 Series is designed to accommodate SFE and AGC (3AG) glass fuses up to 20 amps, making it ideal for accessory circuits. This in-line fuse holder…

The PSR Flush End Series is engineered to offer high-speed protection for various power semiconductor devices, including diodes, triacs, IGBTs, SCRs, and MOSFETs. With an ampere rating of 315, these…

The L70S200 - L70S Series High-Speed Fuse is engineered to safeguard modern equipment and systems, utilizing advanced technology that meets future standards for precision and reliability. These fuses…

The TOO02.8 fuse is specifically designed as a dual-element time delay fuse, making it ideal for both motor and motor branch-circuit applications. With an ampere rating of 2.8 A and a voltage rating…

The JLLS500 - JLLS Series features a space-saving design, making it the smallest fuse option for applications requiring ratings above 30 amperes, with dimensions less than one-third that of…

The SOO005 - SOO Series Fuse provides essential protection for motors and motor branch circuits, effectively utilizing its dual-element time delay design. With an ampere rating of 5 A and a voltage…

The SOO025 - SOO Series fuses are engineered as dual-element time delay Type S fuses, specifically intended for protecting motors and their branch circuits. They are also versatile enough to be…

The L17T200 - L17T Series Fuse is engineered for short circuit protection in telecommunications circuits. With a robust ampere rating of 200A and a voltage rating of 170VDC, this fuse ensures…

NLN series fuses provide low cost protection for general-purpose feeder and branch circuits when available short circuit currents are less than 50,000 amperes. They replace all Class H fuses which…