Going from make believe to make-it-happen is not something just any company can do. We have built our reputation on developing innovative solutions for a variety of challenging projects.

Spot On Product Line

Spot On Product Line

Spot On leverless limit switches from HSI work faster, farther, and harder than you ever imagined.

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True Form B Reed Switch

True Form B Reed Switch

The world’s smallest Form B reed switch is ready to change the way you think about sensors and how they can take your project to the next level.

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High Voltage Switches

High Voltage Switches

No matter how intense your specifications, HSI’s comprehensive line of high-voltage reed switches are engineered for the unique demands of fluid processing, reed relays, and other voltage-intensive applications.

Extreme Temperature

Extreme Temperature

Our line of Extreme Temperature proximity sensors are designed to operate in extremely high and low temperatures.

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Steel Sensors

Steel Sensors

HSI Sensing’s new PRX+11200, PRX+11300 and PRX+11400 ferrous metal sensing proximity sensors are the perfect fit for applications where space is at a premium.

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Universal Power

Universal Power

The HSR-637W universal reed switch has been perfected by HSI engineers to handle high power up to 100 watts, and low power down to 30 mW, all while maintaining low and stable contact resistance.

High Power Switches

High Power Switches

HSI’s quality line of high power, high-voltage reed switches — including the world’s most powerful Form C reed switch — are engineered for the unique demands of fluid processing applications.

Most Powerful Bi-Stable Latcher

Most Powerful Bi-Stable Latcher

Our bi-stable latcher just got more powerful. An enhanced Rhodium plating on the internal contacts of the new HSA-12115 gives it better contact resistance than any latching switch on the market.

Innovative Technical Culture

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. We encourage imagination and innovation because we love seeing our customers projects become a success. The only question is how can we help with your next innovation?

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From 'Making Sense' Blog

Sentinel, the latest in high-security sensors, is available now