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Global Leaders in Precision Sensing & Fluid Control Solutions

Founded in 1955, Gems Sensors & Controls is a trusted global manufacturer of high-performance sensing and control solutions. We specialize in liquid level, pressure, and flow sensors, miniature solenoid valves, proximity switches, and integrated fluidic systems. Our products are engineered to meet the demands of industries ranging from medical devices and transportation to industrial automation and water management. With ISO-certified facilities in North America, Europe, and Asia, Gems Sensors delivers over 5 million sensors annually, supporting OEMs and system integrators worldwide.

What We Do

Liquid Level Sensors & Switches

Float, electro-optic, ultrasonic, and radar technologies for accurate fluid monitoring.



Pressure Sensors & Switches

MEMS-based transducers and rugged switches for hydraulic, pneumatic, and process control.



Flow Sensors & Switches

Paddle, shuttle, and thermal dispersion designs for reliable flow detection in diverse media.



Miniature Solenoid Valves

Compact, high-performance valves for fluid control in medical, industrial, and environmental systems.



Custom Fluidic Assemblies

Integrated systems tailored to OEM specifications for simplified installation and optimized performance.