Electronic Indicators | McMaster-Carr

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1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

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Flat-Pin Mini Thermocouple Connector

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Maximum Temperature

1,000° F to 1,999.9° F

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Environment

High-Pressure Washdown

1,893 Products

Variance Indicators

Electronic Plunger Variance Indicators

Starrett Electronic Plunger Variance Indicators with Calibration Certificate

Read measurements on an LCD instead of a dial

8 products

Water-Resistant Mitutoyo Electronic Plunger Variance Indicators

IP53 rated for limited protection from dust and spraying water

10 products

Economy Electronic Plunger Variance Indicators with Fractional Display

Display readings in fractional and decimal increments

2 products

Electronic Plunger Variance Indicators with Calibration Certificate

Read measurements on an LCD instead of a dial

4 products

Starrett Electronic Plunger Variance Indicators

Read measurements on an LCD instead of a dial

6 products

Compact Mitutoyo Electronic Plunger Variance Indicators with Calibration Certificate

The slim design fits in tight spots

9 products

Coolant-Resistant Economy Electronic Plunger Variance Indicators

IP67 rated to seal out dust, coolant, and water from temporary submersion

11 products

Mitutoyo Electronic Plunger Variance Indicators

Read measurements on an LCD instead of a dial

21 products

Compact Mitutoyo Electronic Plunger Variance Indicators

The slim design fits in tight spots

9 products

Easy-Read Mitutoyo Electronic Plunger Variance Indicators with Calibration Certificate

The larger LCD is easier to read than other Mitutoyo indicators

28 products

Economy Electronic Plunger Variance Indicators

Read measurements on an LCD instead of a dial

3 products

Water-Resistant Mitutoyo Electronic Plunger Variance Indicators with Calibration Certificate

IP53 rated for limited protection from dust and spraying water

10 products

Mitutoyo Electronic Plunger Variance Indicators with Calibration Certificate

Read measurements on an LCD instead of a dial

17 products

Remote-Reading Compact Electronic Plunger Variance Indicators

Read measurements from up to 4 ft. away

7 products

Electronic Back Plunger Variance Indicators with Calibration Certificate

Read measurements on the LCD from above

4 products

Economy Electronic Plunger Variance Indicators with Rigid-Arm Magnetic-Base Holder

Stick the magnetic base onto metal surfaces while measuring

6 products

Economy Electronic Quick-Read Plunger Variance Indicators with Calibration Certificate

The LCD backlighting changes colors when measurements are out of tolerance

5 products

Easy-Read Mitutoyo Electronic Plunger Variance Indicators

The larger LCD is easier to read than other Mitutoyo indicators

18 products

Economy Electronic Plunger Variance Indicators with Flexible-Arm Magnetic-Base Holder

Bend and flex the ball-and-socket arm of the base to position your indicator

5 products

Economy Electronic Plunger Variance Indicators with Jointed-Arm Magnetic-Base Holder

Position the arm by adjusting joints at the top, middle, and bottom

5 products

Economy Electronic Plunger Variance Indicators with Magnetic-Base Holder for Uneven Surfaces

Magnetic pins conform to any shape for mounting on uneven surfaces

5 products

Quick-Read Mitutoyo Electronic Plunger Variance Indicators

The LCD backlighting changes colors when measurements are out of tolerance

6 products

Quick-Read Mitutoyo Electronic Plunger Variance Indicators with Calibration Certificate

LCD backlighting changes colors when measurements are out of tolerance

6 products

Electronic Lever Variance Indicators

Read measurements on an LCD instead of a dial

3 products

Other Products

Mitutoyo Cords

Connect your measuring tool to miniprocessors, multiplexers, or PCs

16 products

Starrett Cords

Connect measuring tools with SPC data output directly to a PC

3 products

Caliper Calibration Checkers

Test your caliper's accuracy

2 products

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

10 products

Depth Gauges

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

48 products

Height Gauges

Measure an object's height and mark workpieces for machining

36 products

Barometers

Measure atmospheric pressure changes

7 products

SPC Transmitters

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

7 products

Outside Micrometers

Apply even pressure to objects to measure thickness more precisely than thickness gauges

101 products

Depth Micrometers

Measure slots, counterbores, and other holes more precisely than depth gauges

18 products

Position Indicators

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

20 products

Inertial Measurement Units

Mount to robot arms, cranes, and vehicles to accurately track their movements

1 product

Measuring Tool Data Processors

Analyze and print data from measuring tools with SPC output

3 products

Variance Indicator Lifting Cords

Lift the spindle on your variance indicator without touching the indicator

1 product

Scales

Bench-top, hanging, floor, and conveyor scales

171 products

Load Cells

Measure forces and send them to computers to monitor and trigger actions in machinery

152 products

Calipers

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

146 products

Flowmeters

Measure the flow rate of liquid or gas through your system

137 products

Pressure Test Gauges

Check and calibrate pressure gauges, transmitters, and equipment to maintain accuracy

102 products

Thermometers

Monitor temperature in tanks, pipes, control panels, and other equipment

115 products

Force Gauges

Test objects to see how much tension and compression force they can bear

65 products

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

46 products

Counters

Record and display the number of times events or processes occur

38 products

Pressure Gauges

Measure pressure in pumps, filters, regulators, and process lines

9 products

Display Screens

Display text, numbers, symbols, and other information from your electronics

25 products

Thickness Gauges

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

50 products

Tachometers

Measure the speed of rotating parts on machines such as shafts, gears, and belts

48 products

Torque Gauges

Test the accuracy of torque wrenches and screwdrivers

31 products

Calibration Rods

Check and set micrometers and other measuring tools

23 products

Timers

Count up or down to measure a period of time

24 products

Bore Gauge Heads

Swap the head on your Mitutoyo electronic bore gauge for one with a different measuring range

19 products

Light Meters

Measure light quality and intensity

19 products

Hour Meters

Display running time on a machine so you can schedule preventative maintenance

17 products

Micrometer Head Mounting Brackets

Mount a micrometer head to your jig or fixture to accurately position workpieces

16 products

Micrometer Speeder Knobs

Color code micrometers by calibration date, precision, or other criteria

4 products

Torque Sensors

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

22 products

Flow Transmitters

Send flow rate measurements to PLCs, data loggers, and remote displays

14 products

Stroboscopes

Shine a bright flashing light at moving belts and pulleys to measure speed and detect wear

23 products

Force Gauge Grips

Pair with force gauges to test wire, pins, and thin sheets

10 products

Computer Monitors

Display information in tough conditions such as on factory floors and outdoor jobsites

9 products

Micrometer Heads

Mount on jigs, fixtures, and machine tools to position equipment and measure length

21 products

Outside Micrometer Tips

Adapt your micrometer to measure curved and irregularly shaped objects, such as gear teeth and pipe

9 products

Pressure Transmitters

Send pressure readings to controllers and remote displays

9 products

Stopwatches

Track time or record an event from start to finish

10 products

Noncontact Temperature Sensors

Monitor the temperature of hazardous, sensitive, and hard-to-reach materials without touching them

8 products

Micrometer Check Gauges

Confirm your outside or depth micrometers are accurate

7 products

Precision Measuring Tool Sets

Multiple precision measuring tools in one convenient case

10 products

Development Board Sensor Modules

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

6 products

Differential Pressure and Vacuum Gauges

Show changes in pressure and vacuum to monitor fans, blowers, and filters

6 products

Differential Pressure Gauges

Display the difference in pressure between two points in your air and fluid systems

7 products

Caliper Range Extenders

Expand your caliper's range to measure large items

7 products

Chamfer Gauges

Check the diameter of chamfered edges to make sure they're within tolerance

5 products

Gas Leak Detectors

Find gas leaks in pipes, tubes, fittings, tanks, cylinders, and valves

14 products

Thermal Cameras

Detect hot spots, leaks, moisture problems, and construction defects invisible to the eye

5 products

Caliper Tips

Install on your caliper to measure hard-to-reach areas or center-to-center distances

4 products

Heat Stress Monitors

Measure temperature, humidity, and radiant heat to keep people safe from heat-related hazards

9 products

Inspection Indicators

Mount to your equipment for a signal when it's time for maintenance or inspection

4 products

Data Recorders

Log temperature, humidity, or pressure levels to track changes and troubleshoot your system

4 products

Differential Pressure Transmitters

Relay pressure changes in heating, cooling, and pumping systems to controllers and remote displays

3 products

DIN Panel Adapters

Make a meter face sit flush with a DIN cutout in a panel or enclosure

3 products

Height Gauge Calibrators

Ensure height gauges are accurate

11 products

Outside Micrometer Stands

Hold micrometers to free your hands when measuring

3 products

Calibration Spheres

Test your CMM probe and stylus against a precise reference point before you start inspecting

7 products

Caliper Depth Base Attachments

Steady your caliper when measuring depth

2 products

Load Cell Junction Boxes

Join multiple load cells to combine their weight measurements

2 products

Optical Comparators

Magnify your part to check for dimensional accuracy and surface defects

13 products

Pressure Transmitter Displays

Remotely view pressure readings sent from a transmitter

2 products

Step Gauges

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

5 products

Vacuum Pumps

Create suction force to move objects, draw liquids and gases, or generate flow

2 products

Wristwatches

Display the time, date, and smart functions on your wrist and keep your hands free

2 products

Color Meters

Ensure consistent coloring on products such as labels and packaging

2 products

Density Meters

Measure the density of liquids to check concentration; test battery fluid for a charge

7 products

Electrical Resistance Meters

Prevent damage to electronics by checking that surfaces won't discharge static electricity

4 products

Faucet Timers

Count down to encourage effective handwashing that helps prevent the spread of illness

1 product

GPS Navigators

Navigate on foot with real-time GPS data

1 product

Grease Dispenser Monitors

Extend the life of bearings by taking the guesswork out of how much to lubricate them

6 products

Hardness Testers

Determine the Rockwell, Brinell, or Durometer hardness of any material

1 product

Inside Hole Micrometers

Find the inside diameter of cylinders and rings

7 products

Machine Tool Indicators

Find the exact edge of a workpiece without math or guesswork to quickly align your machining setup

4 products

Micrometer Holsters

Keep your micrometer protected and close at hand

1 product

Monoculars

Magnify still objects from far away to view features you couldn't see with the naked eye

1 product

Pressure and Vacuum Gauges

Measure pressure and vacuum in air and fluid lines, pumps, and refrigeration systems

2 products

Thermometer Air Purges

Blow dust and moisture off infrared thermometer transmitter lenses

1 product

Thermometer Cooling Jackets

Connect to a compressed air or water line to keep infrared thermometer transmitters from overheating

1 product

Thermometer Covers

Prevent dirt buildup on infrared thermometer transmitters

1 product

Thermometer Insulating Tubes

Prevent infrared thermometer transmitters from overheating by shielding them from hot surfaces

1 product

Vacuum Gauges

Take vacuum readings in pumps, packaging equipment, and suction lines

3 products

Weather Stations

Measure multiple weather conditions at the same time

1 product