Helpful Resources
Learn about our products, specifications, applications and more.
- The world’s smallest reed switches.
- Award-winning high security sensors.
- Trusted hazardous location sensors.
- AS 9100D and ISO 9001:2015 certified.

A collection of best practices for reed switch handling, including bending, cutting, soldering, welding, circuit board mounting, storage and more.

Brief but helpful instructions on the proper way to connect and disengage magnetized magnets. The download includes photographs for easy reference.

A discussion of the internal and external plating materials available for reed switches, the unique benefits of each, and their affect on performance.

Reed Switch Testing
A description of the standard tests conducted to accurately and efficiently measure the magnetic sensitivity and voltage breakdown of a reed switch.
Even with over 1500+ products to choose from, HSI offers a lot of options. Download our resources for more details.
Application | Type | Description | Download |
---|---|---|---|
Hazardous Location Sensors | Proximity Sensors | Hazardous Location Sensors overview resource guide covering applications, ratings and performance. | Download |
Extreme Temperature Sensors | Proximity Sensors | Extreme Temperature Sensor overview resource guide covering applications, ratings and performance. | Download |
Sentinel High Security Sensor | Proximity Sensors | Sentinel High Security Sensor overview resource guide covering applications and performance. | Download |
Steel Sensors | Proximity Sensors | HSI Sensing’s full line of ferrous metal sensing proximity sensors are the perfect fit for applications where space is at a premium. | Download |
Capabilities | Proximity Sensors, Magnets & Actuators, Reed Switches | Statement of capabilities. | Download |
Reed Switch Plating Versus Performance | Reed Switches | HSI Sensing takes great care when selecting internal and external plating material. | Download |
Medical and Implantable | Proximity Sensors, Reed Switches | HSI reed switches and sensors have been operating in critical, high-tech medical equipment for decades. | Download |
Product Specifications | Proximity Sensors, Reed Switches | Product specifications of HSI Sensing’s full line of reed switches and proximity sensors. | Download |
Aerospace Solutions | Proximity Sensors | HSI Sensing has been meeting the unique challenges of aerospace engineering for over 40 years. | Download |
Reed Switch Visual Gallery | Reed Switches | Actual size image gallery of our standard reed switch products. | Download |
Reed Switch Operation Over Temperature Range | Reed Switches | The typical operating range for HSI Sensing Reed switches is -40oC to 125oC. Reed switches are quite capable of operating above and below this temperature range due to the nature and design of the device. | Download |
Proximity Sensors Visual Gallery | Proximity Sensors | Actual size image gallery of our full line of standard proximity sensors. | Download |
Custom Engineering Services | Proximity Sensors, Reed Switches | Guide to our rapid solutions and custom engineering process and capabilities. | Download |
How to Handle a Reed Switch | Reed Switches | A collection of best practices for reed switch handling, including bending, cutting, soldering, welding, circuit board mounting, storage and more. | Download |
Magnet and Actuator Handling | Magnets & Actuators | Brief but helpful instructions on the proper way to connect and disengage magnetized magnets. The download includes photographs for easy reference. | Download |
Plating verses Performance | Reed Switches | A discussion of the internal and external plating materials available for reed switches, the unique benefits of each, and their affect on performance. | Download |
Reed Switch Testing | Reed Switches | A description of the standard tests conducted to accurately and efficiently measure the magnetic sensitivity and voltage breakdown of a reed switch. | Download |
Proximity Sensor Testing | Proximity Sensors | A description of the standard and custom tests conducted to accurately and efficiently measure the voltage breakdown, insulation resistance, and grounding of a proximity sensor. | Download |
Proximity Sensor Internal Contact Performance | Proximity Sensors | A discussion of the internal plating materials available for proximity sensors, the unique benefits of each, and their affect on proximity sensor performance. | Download |
Proximity Sensor Handling | Proximity Sensors | A collection of best practices for proximity sensor handling, including printed circuit board mounting, storage, and more. | Download |
Proximity Sensor Environmental Considerations | Proximity Sensors | The environmental factors that should be taken into consideration when selecting and working with a proximity sensor, and how they affect its performance. | Download |
Proximity Sensor Signal Electrical Requirements | Proximity Sensors | A discussion of the current, voltage, and power requirements for proximity sensors in various applications, the types of loads imposed on proximity sensors, and how each affects proximity sensor life. | Download |
Proximity Sensor Operation | Proximity Sensors | An overview of proximity sensor operation, terminology, and types. Includes helpful illustrations. | Download |
Reed Switch Testing | Reed Switches | A description of the standard tests conducted to accurately and efficiently measure the magnetic sensitivity and voltage breakdown of a reed switch. | Download |
Reed Switch Environmental Considerations | Reed Switches | The environmental factors that should be taken into consideration when selecting and working with a reed switch, and how they affect its performance. | Download |
Reed Switch Signal Mechanical Requirements | Reed Switches | The physical and mechanical requirements that should be taken into consideration when selecting a reed switch for a particular application. | Download |
Reed Switch Signal Electrical Requirements | Reed Switches | A discussion of the current, voltage, and power requirements for reed switches in various applications, the types of loads imposed on reed switches, and how each affects reed switch life. | Download |
Reed Switch Operation | Reed Switches | A thorough discussion of reed switch operation and terminology, as well as magnetic sensitivity, what affects it, and how it is measured. | Download |
Magnet & Actuator Handling | Magnets & Actuators | Brief but helpful instructions on the proper way to connect and disengage magnetized magnets. Includes photographs for easy reference. | Download |
Magnet & Actuator Operation | Magnets & Actuators | A detailed discussion of magnet-actuated operation in both reed switch and proximity sensor applications, including detailed diagrams. | Download |
Magnet & Actuator Basics/Environmental Considerations | Magnets & Actuators | Full descriptions of the basic magnet types and suitable applications for each. | Download |
Magnet & Actuator Application Notes Collection | Magnets & Actuators | The full library of HSI Sensing Magnet & Actuator Application Notes compiled into one downloadable booklet. | Download |
Proximity Sensor Components | Proximity Sensors | A discussion of the various component options and assembly-ready services available to custom-configure a proximity sensor. | Download |
Proximity Sensor Basics | Proximity Sensors | The definition of a proximity sensor and how in functions, as well as the basic configurations available. | Download |
Proximity Sensor Application Notes Collection | Proximity Sensors | The full library of HSI Sensing Proximity Sensor Application Notes compiled into one downloadable booklet. | Download |
Reed Switch Basics | Reed Switches | The definition of a reed switch and how it functions, as well as descriptions of the various types of reed switches available. | Download |
Reed Switch Application Notes Collection | Reed Switches | The full library of HSI Sensing Reed Switch Application Notes compiled into one downloadable booklet. | Download |
Let’s Make Things Happen
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“We are constantly looking to reimagine the way we use sensor technology in our everyday lives. Whether our engineers are looking at a chemical processing plant, a fighter jet or a pinball machine, we are imagining the way that we can use our products to make those technologies better.”
Ryan Posey
HSI Sensing, CEO