Reliable Flow Switches for Liquid & Gas Monitoring
Explore Gems Sensors’ piston, shuttle, paddle, and electronic flow switches—engineered for accurate flow/no-flow detection in industrial and OEM systems.
Piston-Type
- Compact Design: Perfect for low flow rate applications
- Versatile Applications: Ideal for lubrication systems, chillers, and semiconductor equipment
- Setpoint Options: Available with fixed or adjustable setpoints for precise control
Shuttle-Type
- Ideal for Moderate to High Flow Rates: Designed for demanding applications
- Minimal Pressure Drop: Maintains system efficiency and performance
- Common Applications: Perfect for fuel systems, compressors, and similar setups
Paddle-Type
- Designed for Large Pipe Sizes: Perfect for high-pressure systems and industrial applications
- Patented Cam Design: Ensures low restriction and efficient flow performance
- Common Applications: Boilers, turbines, and heat exchangers for reliable operation


