The most rugged switches in the world for high voltage applications

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 including. Pair them with a custom housing for a solution that’s tailor-engineered and guaranteed for millions of cycles.

Our line of high voltage switches can be delivered in as little as three weeks

High Voltage Checkboxes
  • Consistent, reliable operation rated for millions of cycles
  • Hermetically-sealed tungsten contacts engineered for extended life in extreme environments
  • Outside lab certification available upon request
  • The sensitivity, footprint, and housing of anyswitch can be customized for your application

Applications

  • Industrial/Chemical Plant Valve
  • Position Signaling
  • Hazardous Chemical Level Detection
  • Liquid Level Signals
  • High Voltage Relays
  • Medical Test Equipment
  • Defibrillators
  • Power Grid Applications

HSI Insider

Be the first to know about upcoming HSI innovations

Join our mailing list to learn about our new upcoming products, research and development, and innovative applications.

From 'Making Sense' Blog

How Can I Increase Value?

We commonly have potential customers send us spec sheets for products asking, “Can you make this, and can I get a quote?” Our immediate response is typically, “Yes, and yes. What I really want to know is why. Why did the potential customer just ask that question?