Since 1968 HSI Sensing has been the innovative leader in the engineering and precision manufacturing of custom reed switch and sensor technology. The industry experts in solving problems for customers in challenging design applications, they also precision manufacture those solutions to ensure consistent, unmatched quality. As an ISO 9001:2008 and AS9100 registered company, HSI has been the premier choice for an array of industries including fluid control devices, reed relays, implantable medical devices, aerospace, heavy equipment, communications, security, and more.
The largest selection of reed switches in the world. Choose from High Power, High Voltage, Micro Miniature, Radio Frequency, and Standard.
HSI Sensing's full line of ferrous metal sensing proximity sensors are the perfect fit for applications where space is a premium.
A wide variety of proximity sensor choices including Threaded, Cylindrical, Surface Mount, Low Profile, and High Power.
Actuators are magnets placed in a housing to match the proximity sensor.
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