New to Reed Switches or Reed Sensors? This Help and Support section gives detailed information and Usage Notes on using Reed Switches, Reed Sensors, and Magnet Sensors. Usage Notes cover Ampere-Turn selection, Effects of Temperature on Reed Switches and Reed Sensors, Precautions on forming Leads, Reflow and Manual Soldering, High current and Ultrasonic Welding, Potting and Encapsulation, and Magnet Selection. More Reed Switch Help topics such as Magnet Operating Characteristics, and types of magnets for various applications are also covered. A contact protection lists simple circuits that protect and extend the life of Reed Switches when used in applications having inductive, capacitive or light bulb loads. A glossary section with meanings to the most widely used reed switch related terms is also available.
Usage Notes
 | New to Reed Switches or Reed Sensors? This Help and Support section gives detailed information and Usage Notes on using Reed Switches, Reed Sensors,Continue reading |
Operating Characteristics of a Reed Switch
 | When a Reed Switch is actuated by a permanent magnet, the ON-OFF region differs depending on the type and OAT of the switch, and size and power of the Continue reading Sep 4, 2019 |
Magnet Information
 | In general, there are four families of magnets available commercially. Factors such as operating temperature, demagnetizing effects, field strength... Continue reading Nov 4, 2020 |
Actuating a Reed Switch
 | In all systems, magnet and reed switch must be brought to within a specific distance of each other. This distance will vary in accordance with the sen Continue reading Sep 9, 2020 |
Reed Contact Protection Circuits
 | When a reed switch is to be connected to an inductive load or a load where surge current or in-rush current flows (such as a capacitive load or a lamp Continue reading Aug 31, 2020 |
Level Sensing Circuits
 | Reed Switches and Reed Sensors are used along with resistors or special reed sensors with an integrated resistor on PCBs to give out a potentiometric Continue reading Sep 5, 2019 |
Reed Switch Test Procedure
 | Sample circuits for measurement of ampere turn values and static contact resistance of reed contacts. Test coil and reed switch should be vertical, or Continue reading Nov 11, 2020 |
Reed Switch Life Tests
 | Information on life testing reed switches. A life test is a destructive test conducted to ensure the reliability of reed switches for different combin Continue reading Sep 5, 2019 |
Frequently Asked Questions (FAQ)
 | What is a Reed Sensor ? How does a Reed Switch work ? What magnetic force is required to close a Reed Switch ? What are the advantages in using Reed Continue reading Dec 2, 2020 |
Glossary on Reed Switches, Reed Sensors and Magnets
 | We have added an alphabetical list of Glossary terms used in the Reed Switch and Reed Sensor business as a quick reference. Clicking the alphabets bar Continue reading Dec 10, 2020 |