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Flow Switches

Gems Sensors offers a wide selection of flow switches designed for dependable flow/no-flow detection in liquids and gases. Built with corrosion-resistant materials like stainless steel, Ryton®, and polypropylene, these switches operate at preset flow rates from 50 cc/min to 100 GPM. Ideal for protecting equipment, automating shutdowns, and ensuring system safety in harsh environments.

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

Electronic Flow