Wireless Transmitters | McMaster-Carr

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278 Products

Most Likely Products

SPC Transmitters

Send data from measuring tools with SPC output to a wireless receiver

8 products

Liquid-Level Transmitters

Send liquid-level data to logging and monitoring equipment

1 product

SPC Receivers

Connect to a computer to receive measurements from an SPC wireless transmitter

6 products

LED Drivers

Deliver the electrical current your LEDs need

21 products

Tablets

Tough enough to withstand drops, grime, and heavy use

6 products

All Results

Measuring and Inspecting

SPC Transmitters

Send data from measuring tools with SPC output to a wireless receiver

8 products

SPC Receivers

Connect to a computer to receive measurements from an SPC wireless transmitter

6 products

Calipers

Take inside, outside, and depth measurements with more precision than a ruler

13 products

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

17 products

Depth Gauges

Reach into slots, counterbores, and other holes to measure depth

10 products

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

13 products

Thickness Gauges

Move the thumb lever to quickly check the thickness of flat stock, pipe, or tubing

6 products

Step Gauges

Check step height, gap width, and distance between slots to make sure machine and engine parts align

3 products

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

1 product

Weather Stations

Measure multiple weather conditions at the same time

1 product

Position Indicators

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

20 products

Torque Sensors

Convert manually applied torque into an electrical signal that you can measure and record

10 products

Vibration Monitors

Mount to your machine to continuously monitor vibration and ensure it stays within the proper range

7 products

Chemistry Meters

Take water-chemistry measurements more precisely than test strips and swabs

3 products

Fluid Handling

Liquid-Level Transmitters

Send liquid-level data to logging and monitoring equipment

1 product

Temperature and Humidity Transmitters

Regulate heating and cooling by sending temperature and humidity levels to PLCs and controllers

1 product

Thermocouples

Measure and transmit liquid, gas, and surface temperature

5 products

Pressure and Vacuum Transmitters

Convert pressure and vacuum measurements into a signal sent to remote displays and controllers

1 product

Electrical Power, Networking, and Controlling

Tablets

Tough enough to withstand drops, grime, and heavy use

6 products

Magnetic Switches

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

1 product

Switch Receivers

Pair with switches to set up wireless controls that cut power to machinery in case of emergency

5 products

Pendant Switches

Control machinery, such as cranes, hoists, and trolleys, from a safe distance

40 products

Timer Switches

Automatically turn electrical equipment on or off after a set interval

4 products

Limit Switches

Turn equipment on or off when objects touch the actuator; often used for conveyors and bin filling

9 products

Enabling Switches

Equipment only runs while you press the switch; also known as deadman switches

9 products

Foot Switches

Step on the pedal to actuate circuits while keeping your hands free for other tasks

6 products

Push-Button Switches

Our most common switch type actuates circuits with the push of a button

4 products

Photoelectric Sensors

Detect objects from longer distances than proximity and ultrasonic sensors

3 products

Monitoring Relays

Trip circuits or sound an alarm when voltage, current, or other limits are exceeded

1 product

Timer Relays

Turn machinery on or off after receiving an electrical signal that starts the timer

4 products

Lighting

LED Drivers

Deliver the electrical current your LEDs need

21 products

Light Switch Sensors

Automatically turn lights on and off when you enter and exit rooms

22 products

Light Switches

Manually turn lights on and off

1 product

Light Switch Sensor Controllers

Turn lights on and off or dim them in unison from a secure Bluetooth network

9 products

Communication

Public Address Systems

Broadcast your voice to audiences with the microphone and built-in speaker

1 product

Material Handling

Vacuum Lifters

Grip and move objects with air- or electric-powered suction

17 products