Sensors and Instruments for proximity sensing, including capacitive, photoelectric, inductive, Hall effect, ultrasonic, and other technologies.

Capacitive proximity sensors detect the presence or proximity of a target using capacitive technology.
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Collision avoidance sensors use various types of proximity sensors to detect the presence of an object or obstruction.
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Eddy current proximity sensors and switches detect the proximity or presence of a target by sensing the magnetic fields generated by a reference coil.
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Fiber optic proximity sensors use fiber optic technology to detect the proximity of target objects.
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Hall effect proximity sensors are used to detect the proximity, presence or absence of a magnetic object using a critical distance.
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Inductive proximity sensors detect the presence or absence of an object using a critical distance.
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Magnetic proximity sensors include devices that work on inductive, variable reluctance, magneto resistive or Hall effect principles. Proximity sensors detect the presence or absence of an object using a critical distance.
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Photoelectric sensors use emitters and receivers to detect the presence, absence, or distance of target objects.
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Proximity sensors, all types is a general search form for all proximity sensors and presence detection product areas.
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Touch screen sensors are composed of a transparent touch surface surrounded by a sensor array that provides positional information to a processor.
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Ultrasonic proximity sensors use reflected or transmitted ultrasonic waves to detect the presence or absence of a target component.
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Featured Products

Check out the newest products from Digi-Key

Contrinex Inductive Sensor w/Extended Op. Distance

M30 with sensing ranges from 10mm to 40mm

Automate Your Hydraulic Press w/Inductive Sensors

EATON AccuProx Analog Inductive Proximity Sensor

M12 with sensing ranges from 2mm to 10mm

Inductive Proximity Sensors...Extreme Range

M8 with sensing ranges from 1.5mm to 6mm