Fluid Level and Quantity Sensors
AMETEK SFMS fluid level and quantity sensors provide accurate measurement of fuel, oil, hydraulic fluid, water, and waste levels across a wide range of aerospace applications. Utilizing capacitive, reed-switch, and float-switch technologies, they deliver reliable performance, customizable configurations, and dependable monitoring in demanding environments.

Product Details
AMETEK Sensors & Fluid Management Systems (SFMS) designs and manufactures fluid level and quantity sensors that measure aircraft fuel, engine oil, hydraulic fluid, potable water, lavatory waste, and other liquids. Available technologies include capacitive probes, reed-switch sensors, float switches, compensators, and application-specific transmitters.
- Capacitive, reed-switch, and float-switch technologies
- Measurement for fuel, oil, hydraulic, water, and waste systems
- Custom lengths, mounting, and output configurations
Tank studies support probe placement and system accuracy
AMETEK SFMS applies engineering, manufacturing, calibration, and environmental-test experience to tailor each solution to the required installation, interface, and performance needs.
Benefits
- Broad Fluid Compatibility
- Custom Configurations
- Rugged Construction
- Flexible Outputs
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Feature
Diverse Fluid Capability
A broad technology portfolio supports level and quantity measurement across aircraft fuel, oil, hydraulic, water, and waste systems.
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Feature
Application-Specific System Design
Tank studies and custom probe placement help address tank geometry, pitch, roll, and accuracy requirements.
Benefits
Markets & Applications
Commercial Aviation
Fuel, hydraulic, potable-water, and waste level measurement.
Military Aviation
Rugged level sensing for defense aircraft and UAVs.
Business Aviation
Fuel and fluid quantity measurement for business aircraft.
Fuel Systems
Hydraulic Systems
Reservoir quantity and low-level detection.
Engine Oil Systems
Continuous oil quantity and point-level monitoring.
Potable Water Systems
Capacitive water-level measurement.
Waste Systems
Sealed capacitive sensing with no moving parts.
Media Gallery
Explore the AMETEK SFMS Media Gallery for a closer look at our fluid level and quantity sensors, aerospace applications, and supporting technologies. Browse product images, videos, and technical visuals that highlight the engineering behind accurate, rugged, and reliable sensing.
● A fluid level sensor detects and measures the amount of liquid in a tank or container.
● Uses technologies like float switches, capacitive sensing, or reed switches for accurate monitoring.
● Maintains reliable fluid level measurement for optimal performance.






