Littelfuse Sensors Portfolio
Littelfuse is a global leader in magnetic sensing solutions with a portfolio covering reed switches, reed sensors, hall effect sensors, reed relays, and magnetic actuators. Littelfuse also offers a broad range of thermistors, resistance temperature detectors (RTDs), digital temperature indicators, and probes and assemblies for temperature sensing applications.
Sensor Products Segmentation
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Product Portfolio
Littelfuse 57041 Cylindrical Magnetic Actuators
Designed for mounting on a frame and appropriate for use in high-temperature applications
Littelfuse 59050 Miniature PCB Mountable Reed Switches
Offers a choice of normally open, normally open high voltage, and change-over contacts.
Littelfuse Reed Switches
Ideal for battery-powered applications and automotive safety products.
Littelfuse Reed Sensors
Can switch AC or DC loads, making them popular for digital on/off applications.
Littelfuse Reed Relays
Offers high insulation resistance, low contact resistance, and a long contact life.
Littelfuse Magnetic Actuators
Various grades of materials, including ferrite (ceramic), AlNiCo, and neodymium iron boron (NdFeB).
Littelfuse Hall Effect Sensors
Semiconductor-based integrated circuit with Hall plates that respond to magnetic fields.
Littelfuse PPG & PPG-J Thin-Film Platinum RTD Sensors
Sensors that are capable of withstanding temperatures ranging from -50°C to +500°C.
Littelfuse Leaded Thermistors
Offers a 100Ω to 100,000Ω resistance range, up to ±10% resistance tolerance, and high accuracy.
Littelfuse Surface Mount Thermistors
Offers a 0.7Ω to 500,000Ω resistance range and maximum operating range of -55°C to +220°C.
Littelfuse Thermistor Probes & Assemblies
Offers various housings, including stainless steel, vinyl, plastic, and polyimide tubing.
Littelfuse RTD Probes & Assemblies
Resistance Temperature Detector (RTD) series & ideal for demanding temperature sensing applications.
Littelfuse setP™ Temperature Indicators
Combines overcurrent and over-temperature protection to protect USB Type-C plugs from overheating.
Application Matrix
Sensor Placement
Activation Distance
What’s Inside
Additional Resources
- Selection Guide
- Door and Window Sensor Guide
- NTCs vs RTDs
- How to Find the Ideal Sensor for Industrial Automation Applications
- Application Note: Position and Level Sensing in Washing Machines
- Application Note: Position and Level Sensing in Refrigerators and Freezers
- Application Note: Sensing in Ovens/Stoves and Range Hoods
- Application Note: Magnetic Sensing in Dishwashing
- Application Note: Magnetic Sensing in Clothes Dryers
Related Solutions
Littelfuse Building Automation
Allows smart buildings equipped with intelligent technologies for convenience, energy-efficiency.