Thermometers | McMaster-Carr

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Thermometer Type

Display Type

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Maximum Temperature

1,000° F to 1,999.9° F

2,000° F to 2,999.9° F

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Cubic Meters per Hour

Connection Location

For Use With

Thermocouple Connection Heads

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Material

Benzoic Acid Isoamyl Ester

Graduations

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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2,244 Products

Thermometers

Threaded Thermometers

Install directly into threaded tank and pipe connections

60 products

Compact Threaded Thermometers

Fit smaller equipment than other threaded thermometers

12 products

Adjustable-Angle Quick-Response Threaded Thermometers

Respond faster than dial thermometers and pivot to support angled mounting

54 products

Threaded Thermometers with Calibration Certificate

Install in threaded connections, and come with certificates traceable to NIST

10 products

Heavy Duty Threaded Thermometers with Thermowell

A thermowell protects the stem from vibration, corrosion, shock, and pressure

6 products

Vibration-Resistant Threaded Thermometers

A silicone-filled dial keeps the pointer from fluttering for accurate readings

31 products

Heavy Duty Quick-Response Threaded Thermometers with Thermowell

Respond faster than dial thermometers and resist damage and corrosion

8 products

Side-Connection Threaded Thermometers

Fit in tight spaces and face upright for easy viewing

6 products

Threaded Thermometers with Corrosion-Resistant Stem

Monitor the temperature of corrosive fluids in harsh conditions

20 products

Food and Beverage Threaded Thermometers

A dry dial with a plastic lens eliminates the risk of contamination if broken

6 products

Long-Reach Threaded Thermometers

The extra-long stem extends into deep tanks and hard-to-reach areas

19 products

High-Accuracy Threaded Thermometers with Calibration Certificate

Our most accurate threaded thermometers, and come with certificates traceable to NIST

16 products

Minimum/Maximum-Indicating Threaded Thermometers

A second pointer indicates the highest or lowest temperature reached

5 products

Vibration-Resistant Threaded Thermometers with Calibration Certificate

The pointer won't flutter under vibration, and come with certificates traceable to NIST

5 products

Adjustable-Angle Solar-Powered Threaded Thermometers

Operate without batteries and pivot to support angled mounting

2 products

Panel-Mount Thermometers

Remote-Reading Panel-Mount Thermometers

Monitor temperatures of hard-to-reach system components from a distance

13 products

Miniature Remote-Reading Panel-Mount Thermometers

Install in tight spaces up to 10 feet from the probe

2 products

High-Temperature Panel-Mount Thermometers

Remotely monitor probe readings in hot instrument and control panels

9 products

Panel-Mount Thermometers

The back flange mounts on instrument and control panels

5 products

High-Accuracy Panel-Mount Thermometers with Calibration Certificate

Our most accurate panel-mount thermometers, and come with certificates traceable to NIST

5 products

Remote-Reading Panel-Mount Freezer Thermometers with Audible Alarm

Sound an alarm at a set temperature to protect sensitive materials

2 products

Quick-Response Food and Beverage Panel-Mount Thermometers

The resistance temperature detector (RTD) probe responds faster than dial thermometers

2 products

Pocket Thermometers

Digital Pocket Thermometers with Calibration Certificate

Check temperature on the go using a LCD, and come with certificates traceable to NIST

1 product

Long-Reach Water-Resistant Digital Pocket Thermometers with Calibration Certificate

Reach the bottom of flasks and beakers while withstanding washdowns

1 product

Long-Reach Digital Pocket Thermometers with Calibration Certificate

Reach the bottom of flasks and beakers, and come with certificates traceable to NIST

6 products

Miniature Digital Pocket Thermometers with Calibration Certification

Clip onto your belt loop or keys, and come with certificates traceable to NIST

1 product

Water-Resistant Digital Pocket Thermometers

Take readings in washdown conditions and outdoors

3 products

Long-Life Digital Pocket Thermometers

Fold the probe into the handle to prevent wear and damage during storage

2 products

Digital Pocket Thermometers

Check temperature on the go using an LCD instead of a dial

3 products

Digital Food and Beverage Pocket Thermometers

Check temperature on an LCD instead of a dial in food processing settings

3 products

Food and Beverage Pocket Thermometers

Tuck into your pocket and meet standards for use in food processing

3 products

Pocket Thermometers

Tuck into your pocket for on-the-go readings

1 product

Heavy Duty Quick-Response Pocket Thermometers

Prevent cracking and shattering while responding faster than dial thermometers

4 products

Quick-Response Pocket Thermometers

Tuck into your pocket for on-the-go readings faster than a dial thermometer

4 products

Floating Pocket Thermometers

Float on the surface of liquid-filled containers for hands-free readings

4 products

Glow-in-the-Dark Pocket Thermometers

Read the luminescent dial face in low-light conditions

4 products

Handheld Thermometers

Long-Life Handheld Thermometers with Calibration Certificate

The RTD probe outlasts thermocouple probes, and come with certificates traceable to NIST

1 product

Remote-Reading Handheld Thermometers with Calibration Certificate

Extend your reach in hard-to-access areas, and come with certificates traceable to NIST

5 products

High-Temperature Handheld Thermometers with Calibration Certificate

The thermocouple probe handles extreme heat, and come with certificates traceable to NIST

2 products

Fluke High-Accuracy Handheld Thermometers

Determine temperature in lab settings within ±0.75° F accuracy

5 products

Data-Logging Handheld Thermometers

Store readings and upload the data to a PC

7 products

Fluke High-Accuracy Data-Logging Thermometers

Determine temperature within ±0.75° F accuracy and store up to 500 readings

5 products

Water-Resistant Handheld Thermometers

The housing and rubberized keypad resist washdown and outdoor conditions

1 product

Handheld Glass Thermometers

Respond faster to temperature changes than bimetal thermometers

24 products

High-Temperature Water-Resistant Handheld Thermometers

Measure temperatures up to 500° F and are IP07 rated for temporary submersion

2 products

Shatter-Resistant Hand-Held Glass Thermometers

Plastic-coated to keep broken glass and leaking fluid from contaminating processes

16 products

Food and Beverage Handheld Thermometers

The pointed tip pierces dense meats and frozen foods

2 products

Heavy Duty Handheld Glass Thermometers

The nickel-plated brass housing prevents cracking or shattering

22 products

Long-Life Data-Logging Thermometers

Log up to 2,000 readings with an RTD probe that outlasts thermocouple probes

3 products

Noncontact Thermometers

Infrared Thermometers

Take the temperature of unsafe or inaccessible surfaces

7 products

Infrared Thermometers with Calibration Certificate

Take temperatures of unsafe or inaccessible surfaces, and come with certificates traceable to NIST

10 products

Pocket Infrared Thermometers with Calibration Certificate

Our smallest infrared thermometers, and come with certificates traceable to NIST

4 products

Pocket Infrared Thermometers

Our smallest infrared thermometers for on-the-go readings

6 products

Noncontact Forehead Thermometers

Take touch-free readings in a single second with an infrared sensor

1 product

Hazardous Location Infrared Thermometers

Rated for environments where hazardous material is present

1 product

Outdoor Thermometers

Remote-Reading Outdoor Thermometers

Simultaneously monitor indoor and outdoor temperature

1 product

Easy-Read Outdoor Thermometers

Read the extra-large dials from a distance

4 products

Outdoor Thermometers

Durable enough for outdoor mounting

3 products

Clip-On Thermometers

Attach to the rims of tanks, trays, vats, and other containers

6 products

Clip-On Oven Thermometers

Check internal oven temperature

1 product

Clip-On Freezer Thermometers

Monitor temperature in freezers, coolers, and storage areas

5 products

Magnetic-Back Thermometers

Magnetic-Back Surface-Temperature Thermometers

Check the surface temperature of tanks, generators, and other metallic equipment

8 products

Remote-Reading Magnetic-Back Thermometers with Calibration Certificate

Mount in freezers and fridges for remote reading, and come with certificates traceable to NIST

2 products

Remote-Reading Magnetic-Back Thermometers

Temporarily mount to metallic equipment for remote readings

3 products

Minimum/Maximum Indicating Magnetic-Back Surface-Temperature Thermometers

Extra pointers show minimum and maximum temperatures since the last reading

8 products

Pipe-Mount Thermometers

Pipe-Mount Surface-Temperature Thermometers

Clip or strap on to pipe and other cylindrical surfaces

1 product

Pipe-Mount Hazardous Location Thermometers

Mount on pipe near flammable gases, combustible dust, and ignitable fibers

2 products

Food and Beverage Thermometers with Sanitary Quick-Clamp Connection

The sanitary quick-clamp connection allows for frequent cleaning

8 products

Soldering Iron Tip Thermometers

Touch the tip of your soldering iron to determine if it's hot enough

4 products

Other Products

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

13 products

Thermocouples

Measure and transmit liquid, gas, and surface temperature

720 products

Oscilloscope/Multimeters

Perform electrical tests, record data, and view a graph of electrical waveforms

4 products

Thermal Cameras

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

7 products

Thermowells

Prevent damage to thermometers and temperature probes in pressurized tanks and pipelines

115 products

Electrical Resistance Meters

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

4 products

Pressure Gauges

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

5 products

RTDs

Measure and transmit liquid, gas, and surface temperature more precisely than thermocouples

144 products

Multimeters

Take current, voltage, resistance, and other electrical measurements

39 products

Development Board Sensor Modules

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

4 products

Barometers

Measure atmospheric pressure changes

6 products

Data Recorders

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

56 products

Thermocouple and RTD Fittings

Alter probe immersion depth or adapt unthreaded connections for use with threaded tanks and heads

50 products

Thermometer Air Purges

Blow dust and moisture off infrared thermometer transmitter lenses

1 product

HVAC Flame Detectors

Replace flame detectors in HVAC equipment such as furnaces, ovens, water heaters, and boilers

1 product

Humidity Meters

Measure relative humidity without complex calculations

3 products

Weather Stations

Measure multiple weather conditions at the same time

9 products

Thermostats

Connect to heaters, fans, and air conditioners to control the temperature

56 products

Thermometer Cooling Jackets

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

1 product

Test Lead Sensors

Adapt Fluke multimeters to take temperature readings, so you don't need a separate meter

2 products

RTD Transmitters

Send temperature readings from RTD probes in containers, tanks, and pipes to switches and PLCs

10 products

Thermocouple Connector Covers

Shield thermocouple connectors from dust and debris

1 product

Thermocouple Transmitters

Check system temperatures from your smartphone or tablet

9 products

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

Thermocouple Connectors

Join thermocouple probes and wire to thermometers and control panels

155 products

Airflow Meters

Measure airflow in duct, air filters, exhaust hoods, and other air applications

21 products

Pressure and Vacuum Gauges

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

6 products

Temperature and Humidity Transmitters

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

3 products

Noncontact Temperature Sensors

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

21 products

Labels

Stick onto items to identify or convey information about them

105 products

Flow Transmitters

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

19 products

Heat Stress Monitors

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

9 products

Water Detectors

Place near tanks, sump pumps, and pipe lines to alert you to water leaks

2 products

Thermocouple Connector Adapters

Convert round-pin male connectors to flat-pin male connectors

10 products

Data Recorder Charts

Place in temperature and humidity data recorders to document readings over time

16 products

Temperature-Indicating Liquids

Brush onto surfaces and markings melt when they reach a specific temperature

22 products

Temperature-Indicating Sheets

Stick to surfaces and the color changes as the temperature rises and falls

8 products

Thermocouple and RTD Protection Tubes

Shield thermocouple and RTD probes in large, unpressurized tanks

16 products

Terminal Blocks

Create tidy rows of wire connections that you can identify, test, and adjust on the spot

23 products

Vibration Monitors

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

7 products

RTD Connectors

Attach plug-in connectors to RTD probes with wire leads

2 products

Light Meters

Measure light quality and intensity

2 products

Temperature Sensors for 3D Printer Extruder Heating Elements

Measure heating block temperature and send it to printer controllers

4 products