Electronic Gauges | McMaster-Carr

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Caliper Tips

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

Calipers

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

Machine Tool Indicators

Machine Tool Indicators

Install on your milling machine to align your setup, find a workpiece's edge, and inspect parts

Outside Micrometers

Outside Micrometers

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

Thermometers

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

All Results

Measuring and Inspecting

Caliper Tips

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

Calipers

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

Caliper Range Extenders

Caliper Range Extenders

Expand your caliper's range to measure large items

Caliper Depth Base Attachments

Caliper Depth Base Attachments

Steady your caliper when measuring depth

Machine Tool Indicators

Machine Tool Indicators

Install on your milling machine to align your setup, find a workpiece's edge, and inspect parts

Outside Micrometers

Outside Micrometers

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

Cords for Measuring Tool Data Processors

Cords for Measuring Tool Data Processors

Connect measuring tools with SPC output to a processor for uploading data

Precision Measuring Tool Kits

Precision Measuring Tool Kits

Multiple precision measuring tools in one convenient case

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

Caliper Calibration Checkers

Caliper Calibration Checkers

Test your caliper's accuracy

Depth Micrometers

Depth Micrometers

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

Calibration Rods

Calibration Rods

Check and set micrometers and other measuring tools

Micrometer Heads

Micrometer Heads

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

Height Gauges

Measure an object's height and mark workpieces for machining

SPC Wireless Transmitters

SPC Wireless Transmitters

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

Depth Gauges

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

Variance Indicators

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

Thickness Gauges

Thickness Gauges

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

Inside Hole Micrometers

Inside Hole Micrometers

Find the inside diameter of cylinders and rings

Measuring Tool Data Processors

Measuring Tool Data Processors

Analyze and print data from measuring tools with SPC output

Micrometer Speeder Knobs

Micrometer Speeder Knobs

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

Micrometer Mounting Brackets

Micrometer Mounting Brackets

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

Thermometers

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

Thermal Cameras

Thermal Cameras

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

Temperature and Humidity Meters

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

Force Gauge Grips

Force Gauge Grips

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

GPS Navigators

Navigate on foot with real-time GPS data

Torque Gauges

Test the accuracy of torque wrenches and screwdrivers

Tachometers

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

Wristwatches

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

Barometers

Measure atmospheric pressure changes

Weather Stations

Weather Stations

Measure multiple weather conditions at the same time

Data Recorders

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

Magnetic Field Indicators

Magnetic Field Indicators

Measure the strength of a magnetic field in gauss

Position Indicators

Position Indicators

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

Stroboscopes

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

Electrical Resistance Meters

Electrical Resistance Meters

Prevent damage to electronics by checking material and surfaces for static discharge

Gas Leak Detectors

Gas Leak Detectors

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

Force Gauges

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

Load Cells

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

Density Meters

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

Viscosity Testers

Viscosity Testers

Calculate the thickness of a liquid to check for proper quality and consistency

Load Cell Junction Boxes

Load Cell Junction Boxes

Join multiple load cells to combine their weight measurements

Lubricating

Grease Dispenser Monitors

Grease Dispenser Monitors

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

Fluid Handling

Pressure Gauges

Pressure Gauges

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

Pressure and Vacuum Transmitters

Pressure and Vacuum Transmitters

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

Pressure Transmitters

Pressure Transmitters

Send pressure readings to controllers and remote displays

Vacuum Transmitters

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

Differential Pressure and Vacuum Gauges

Differential Pressure and Vacuum Gauges

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

Pressure Test Gauges

Pressure Test Gauges

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

Vacuum Gauges

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

Pressure and Vacuum Gauges

Pressure and Vacuum Gauges

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

Differential Pressure Gauges

Differential Pressure Gauges

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

Vacuum Pumps

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

Pressure Transmitter Displays

Pressure Transmitter Displays

Remotely view pressure readings sent from a transmitter

Differential Pressure Transmitters

Differential Pressure Transmitters

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

Flow Transmitters

Flow Transmitters

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

Flowmeters

Measure the flow rate of a liquid or gas

Noncontact Temperature Sensors

Noncontact Temperature Sensors

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

Electrical

Electrical Connectors and Cords

Electrical Connectors and Cords

Supply power to equipment by combining plugs, sockets, receptacles, and cords

Development Board Sensor Modules

Development Board Sensor Modules

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

Containers, Storage, and Furniture

Micrometer Holsters

Micrometer Holsters

Keep your micrometer protected and close at hand

Safety Equipment

Heat Stress Monitors

Heat Stress Monitors

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

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)