Flow Sensors

Gems Sensors offers a broad range of flow sensors designed for continuous monitoring and flow/no-flow detection in liquids and gases. Featuring Hall Effect technology, our RotorFlow® and Turbine sensors provide visual indication, analog or pulsed outputs, and high accuracy across a wide range of flow rates.

FT-100 Series Turbine Flow Sensor
The FT‑100 Flow Turbine Insert for OEM applications delivers precise low-flow measurement in a compa...
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FT-110 Series Turbine Flow Sensor
FT-110 Series Turbine Flow Sensors are ideal for OEM applications involving low flow liquid monitori...
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FT-210 Series Turbine Flow Sensor
FT-210 Series is a low flow turbine sensor that features proven turbine technology in a small packag...
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Accurate Flow Monitoring for Liquids & Gases

Explore Gems Sensors’ RotorFlow® and Turbine Flow Sensors—engineered for precision, durability, and chemical compatibility in demanding environments.

RotorFlow® Paddle Wheel Sensors

Visual Indication: Magnetic paddle for clear flow status
Flow Range: 0.1 to 60 GPM for versatile applications
Output Options: DC pulse signals, or 1 AMP switched output for control systems
Durable Housing Materials: Available in plastic, brass, or stainless steel for compatibility with various environments

Turbine Flow Sensors

High Accuracy for Low Flow Rates: Ideal for precise measurement from 0.1 to 8 GPM
Exceptional Performance: ±0.5% accuracy with excellent repeatability
Compact Design: Space-saving solution for tight installations
Durable Housing Materials: Nylon 12 and brass options for varied environments
NSF-Certified Options: Suitable for potable water and food-grade applications

Gems Sensors paddle-type Rotorflow and turbine flow sensors

Flow Sensors

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Series

FT-100 Series Turbine Flow Sensor

FT-110 Series Turbine Flow Sensor

FT-210 Series Turbine Flow Sensor

Accurate Flow Monitoring for Liquids & Gases

RotorFlow® Paddle Wheel Sensors

Turbine Flow Sensors

Flow Sensors