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

PRX+14330 [ Limit Switch ][ Proximity Sensor ]
SPDT Leverless Limit Switch
Contact Form | Switch Configuration | Power | Switching Voltage | Breakdown Voltage | Switching Current |
C | SPDT | 100 | 500 | 500 | 3 |
HSR-933W [ Reed Switch ]
Form C High Voltage and High Power Reed Switch
Contact Form | Switch Configuration | Power | Switching Voltage | Breakdown Voltage | Switching Current |
C | SPDT | 100 | 500 | 1500 | 3 |
HSR-634W [ Reed Switch ]
Form C High Power Switch
Contact Form | Switch Configuration | Power | Switching Voltage | Breakdown Voltage | Switching Current |
C | SPDT | 100 | 120 | 150 | 3 |
HSR-630R [ Reed Switch ]
Form C Standard Switch
Contact Form | Switch Configuration | Power | Switching Voltage | Breakdown Voltage | Switching Current |
C | SPDT | 25 | 150 | 350 | 1 |
HSR-156W [ Reed Switch ]
Form A High Power Switch
Contact Form | Switch Configuration | Power | Switching Voltage | Breakdown Voltage | Switching Current |
A | SPST | 200 | 120 | 700 | 4 |
The World's Most Powerful Switches
The most powerful switches in the world for high power, high voltage applications
Hazardous Environment Proven and Certified
Our products have been operating in environments that demand safety and reliability for years
Safe by Design
Hermetically-sealed contacts engineered for extended life in extreme environments
Customizable
The sensitivity, footprint and housing of any switch can be customized
Additional Applications Include:
- Hazardous Chemical Level Detection
- Explosive Environments
- Low & High Level Fluid Indication
- Magnetic Level Gauge
- Activation & Control Valves
- Flow Indication
- Single Point Float Level Indication
- Multiple Point Float Level Indication