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Littelfuse
Product Categories
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- Circuit Protection
- Circuit Breakers (184)
- Circuit Protection Accessories (478)
- Electrical, Specialty Fuses (1,567)
- Fuseholders (1,691)
- Fuses (10,850)
- Gas Discharge Tube Arresters (GDT) (1,052)
- Inrush Current Limiters (ICL) (42)
- Lighting Protection (52)
- PTC Resettable Fuses (1,801)
- Surge Suppression ICs (2)
- Thermal Cutoffs (Thermal Fuses) (55)
- Transient Voltage Suppressors (TVS) (12,873)
- Varistors, MOVs (7,052)
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- Switches
- Accessories (427)
- Accessories - Boots, Seals (16)
- Accessories - Caps (301)
- Cable Pull Switches (1)
- Configurable Switch Components (3)
- DIP Switches (862)
- Disconnect Switch Components (12)
- Keylock Switches (233)
- Limit Switches (659)
- Magnetic, Reed Switches (414)
- Navigation Switches, Joystick (56)
- Pushbutton Switches (1,843)
- Rocker Switches (1,496)
- Rotary Switches (677)
- Selector Switches (210)
- Slide Switches (747)
- Tactile Switches (1,455)
- Thumbwheel Switches (92)
- Toggle Switches (3,344)
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- Sensors, Transducers
- Current Sensors (36)
- Encoders (7)
- Float, Level Sensors (24)
- Flow Sensors (1)
- IrDA Transceiver Modules (12)
- Magnetic Sensors (777)
- Magnets (33)
- Motion Sensors (55)
- Position Sensors (7)
- Sensor, Transducer Accessories (21)
- Shock Sensors (5)
- Solar Cells (4)
- Temperature Sensors (248)
Product Brands
Portable Medical Devices and Connected Drug Delivery Systems
Explore Littelfuse’s range of portable medical devices & connected health solutions for remote monitoring, diagnostics, and healthcare applications. Find components & solutions for wearable health tech, telemedicine & more.
EV Charging Solutions
Discover Littelfuse’s cutting edge EV charging solutions to help meet three main goals: safety, efficiency & reliability to extend the life of your ev charging equipment & improve overall system performance.
Off-Highway Electric Vehicle Solutions
Explore the Littelfuse advanced power distribution, circuit protection, and power semi solutions for off-highway vehicles.
Tools and Support
Featured Videos
About Littelfuse
Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 16,000 global associates, they partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, their products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.
Additional Content
BROCHURES AND CATALOGS
- Passenger and Commercial Products Catalog
- Electronic Fuse Products Catalog
- Sensing Product
- Integrated Circuits Product Catalog
- Power Semiconductor Product Catalog
- POWR-GARD® Fuse
- POWR-SPEED® High Speed Fuse Catalog
- Protection IC Overview
- Protection Relay & Controls
- Relays
- SIDACtor® Products
- Solar Products
- Thyristor Power Switching Products
- TVS Diode Arrays (SPA®)
- TVS Diodes Catalog and Design Guide
- Temperature Sensing Solutions
- Metal-Oxide Varistor (MOV) Products
- Emergency Medical Equipment Solutions
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