Temperature Gauges | McMaster-Carr

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Connection Location

Stem Length

Maximum Temperature

Less than 500° F

500° F to 999.9° F

1,000° F to 1,999.9° F

2,000° F to 2,999.9° F

3,000° F or greater

Less than 250° C

250° C to 499° C

500° C to 999° C

1,000° C to 1,999° C

2,000° C or greater

Display Type

Light Indicator

Pipe Size

Measurement Unit

Cubic Meters per Hour

Feet per Minute

Gallons per Hour

Gallons per Minute

Inches of Mercury

Kilometers per Hour

Liters per Minute

Meters per Second

Dial Diameter

Thermometer Type

Mount Type

Adjustability

Minimum Temperature

-250° F or less

-249° F to -1° F

0° F to 99° F

100° F to 249° F

250° F or greater

-100° C or less

-99° C to -50° C

-49° C to -1° C

0° C to 249° C

250° C or greater

For Use With

Air Conditioners

Molex Micro-Fit 3.0

RTD Connection Heads

Thermocouple Connection Heads

Hydraulic Fluid

Thread Type

Housing Material

Stainless Steel

Graduations

Stem Diameter

Measures

Air Quality Index

Ambient Temperature

Barometric Pressure

Black Globe Temperature

Body Temperature

Carbon Dioxide Level

Differential Pressure

Equivalent Carbon Dioxide

Stem Material

Stainless Steel

Lens Material

Overall Height

Maximum Cable Temperature

Probe Length

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

3,901 Products

Measuring and Inspecting

Thermometers

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

Temperature and Humidity Meters

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

Thermal Cameras

Thermal Cameras

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

Humidity Meters

Humidity Meters

Measure relative humidity without complex calculations

Data Recorders

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

Data Recorder Charts

Data Recorder Charts

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

Oscilloscope/Multimeters

Oscilloscope/Multimeters

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

Electrical Resistance Meters

Electrical Resistance Meters

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

Test Lead Sensors

Test Lead Sensors

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

Multimeters

Take current, voltage, resistance, and other electrical measurements

Barometers

Measure atmospheric pressure changes

Weather Stations

Weather Stations

Measure multiple weather conditions at the same time

Airflow Meters

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

Vibration Monitors

Vibration Monitors

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

Light Meters

Measure light quality and intensity

Fluid Handling

Pressure Gauges

Pressure Gauges

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

Pressure and Vacuum Gauges

Pressure and Vacuum Gauges

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

Thermowells

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

Thermocouples

Measure and transmit liquid, gas, and surface temperature

Thermocouple Transmitters

Thermocouple Transmitters

Check system temperatures from your smartphone or tablet

Thermocouple Connectors

Thermocouple Connectors

Join thermocouple probes and wire to thermometers and control panels

Thermocouple Connector Adapters

Thermocouple Connector Adapters

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

Thermocouple Connector Covers

Thermocouple Connector Covers

Shield thermocouple connectors from dust and debris

RTDs

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

RTD Transmitters

RTD Transmitters

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

RTD Connectors

Attach plug-in connectors to RTD probes with wire leads

Thermocouple and RTD Fittings

Thermocouple and RTD Fittings

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

Thermocouple and RTD Protection Tubes

Thermocouple and RTD Protection Tubes

Shield thermocouple and RTD probes in large, unpressurized tanks

Noncontact Temperature Sensors

Noncontact Temperature Sensors

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

Temperature and Humidity Transmitters

Temperature and Humidity Transmitters

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

Flow Transmitters

Flow Transmitters

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

Water Detector Sensors

Water Detector Sensors

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

Heating, Ventilation, and Air Conditioning

Thermostats

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

HVAC Flame Detectors

HVAC Flame Detectors

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

Communication

Labels

Stick onto items to identify or convey information about them

Safety Equipment

Heat Stress Monitors

Heat Stress Monitors

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

Fabricating and Machining

Temperature Sensors for 3D Printer Extruder Heating Elements

Temperature Sensors for 3D Printer Extruder Heating Elements

Measure heating block temperature and send it to printer controllers

Electrical

Terminal Blocks

Terminal Blocks

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

Development Board Sensor Modules

Development Board Sensor Modules

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

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