Position Sensors | McMaster-Carr

Filter by

Signal Output

System of Measurement

Diameter

Input Voltage

Actuator Style

Dual Switch Roller Lever

Simulated Roller Lever

Wobble Stick

Electrical Connection

1/2" Circular Connector

Number of Wire Leads

Mounting Thread Size

Switching Voltage

Housing Material

Wire Connection

Environment

High-Pressure Washdown

High-Temperature Washdown

Length

Sensor Type

Switch Starting Position

Enclosure Rating

Number of Poles

Electrical Connection Type

Sensor Method

Number of Terminals

Mount Type

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Switch Designation

Export Control Classification Number (ECCN)

REACH

1,563 Products

Electrical

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

681 products

Switch Safety Barriers

Safely send power to switches and sensors in volatile areas such as refineries and power plants

2 products

Photoelectric Switch Reflectors

Pair with sensor switches to reflect light back at them

38 products

Magnetic Switches

Actuate when a magnet comes within sensing distance; often used to detect when doors or windows open

88 products

Linear Motion Position-Measuring Transmitters

Measure the position of an object moving in a straight line; also known as string pots

10 products

Potentiometers

Control speed, volume, and light intensity by varying electrical flow; also known as rheostats

26 products

Potentiometer Panel Seals

Keep moisture and dust out of potentiometers

4 products

Snap-Acting Switches

Open and close circuits quickly to minimize arcing and sticking; often used as door-open indicators

211 products

Sensor Switch Transmitters

Monitor objects, switch equipment on and off, and send data to control systems with a single device

15 products

IO Link Programmers

Configure your IO Link devices without a PC, outlet, or separate software

1 product

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

5 products

Development Board Sensor Modules

Transform your development board into everything from an airflow monitor to a motion detector

5 products

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

44 products

Relays

Electrically open and close circuits to control power to lights, motors, and other equipment

4 products

Measuring and Inspecting

Signal Output Testers

Check if the signal output of a DC switch is NPN or PNP to know how to wire components

1 product

Position Indicators

Track components on rotating spindles or lead screws to help adjust machinery quickly and precisely

47 products

Fluid Handling

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

29 products

Building and Machinery Hardware

Brackets

Connect surfaces in an assembly

64 products

Indicating Knobs

Control devices and view settings at a glance

89 products

Material Handling

Conveyor Accessory Mounts

Position guides or sensors to the exact spot needed for your conveyor

48 products

Facility and Grounds Maintenance

Mirrors

View your reflection or deflect beams from safety barrier switches for a perimeter around machinery

8 products