An Essential Design Decision: The Benefits of Reed Sensors and Switches

Reed switches are electromagnetic devices that employ a magnetic field to control the flow of electricity or current. The switches contain a pair of ferromagnetic flexible metal contacts inside a hermetically sealed glass envelope. The reed switches are radiation-resistant with excellent mechanical stability, high operational speed, and low mechanical wear. Reed sensors also offer many benefits, including hermetically sealed, low contact resistance, high voltage and shock resistance, and no external power. Reed switches and reed sensors are priced affordably for all types of markets and rated for tens of millions or billions of actuations. Standex Electronics provides the most comprehensive listing of reed switches and reed sensors for various applications, including test and measurement equipment, rain gauge sensors, wind speed and direction sensing, barometric sensing, solar panels, and more.

In this white paper, we’ll go over:

  • Reed switch composition
  • Basic electrical parameters
  • Reed switches vs. Hall-effect sensors in harsh environments, cost, power, accuracy, and more
  • Reed switches and sensors in various markets and applications
  • Reliable sources of reed switch solutions

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