Thermal Sensors | McMaster-Carr

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System of Measurement

Maximum Temperature

1,000° F to 1,999.9° F

2,000° F to 2,999.9° F

Thermocouple Type

Mount Type

Probe Length

For Use With

Thermocouple Sensor Connection

Bluetooth

Flat-Pin Mini Thermocouple Connector

Round-Pin Thermocouple Connector

Probe Diameter

Thermometer Type

Display Type

Material

Benzoic Acid Isoamyl Ester

Measurement Unit

Pounds per Square Inch

Stem Length

Minimum Temperature

Connection Location

Electrical Connection

2-Pin Pin-and-Housing Connector

8-Pin Humidity Probe

Audio

Circular DIN

Flat-Pin Mini Thermocouple Connector

Round-Pin Thermocouple Connector

RoHS

Compliant with Exemptions

Pipe Size

REACH

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

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Dial Diameter

Adjustability

Housing Material

Thread Type

1,599 Products

Fluid Handling

Thermocouples

Measure and transmit liquid, gas, and surface temperature

720 products

Noncontact Temperature Sensors

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

31 products

Thermocouple Transmitters

Check system temperatures from your smartphone or tablet

9 products

Temperature Controllers

Precisely regulate process temperatures; more accurate than temperature switches

95 products

Temperature and Humidity Transmitters

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

3 products

Measuring and Inspecting

Thermometers

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

517 products

Thermal Cameras

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

5 products

Temperature-Indicating Sheets

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

8 products

Temperature-Indicating Liquids

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

22 products

Monoculars

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

1 product

Vibration Monitors

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

16 products

Light Meters

Measure light quality and intensity

2 products

Barometers

Measure atmospheric pressure changes

3 products

Weather Stations

Measure multiple weather conditions at the same time

9 products

Data Recorders

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

56 products

Fabricating and Machining

Temperature Sensors for 3D Printer Extruder Heating Elements

Measure heating block temperature and send it to printer controllers

4 products

Heating, Ventilation, and Air Conditioning

HVAC Flame Detectors

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

1 product

Thermostats

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

2 products

Temperature-Controlled Outlet Adapters

Automatically turn heating and cooling devices on and off as temperatures rise and fall

3 products

Safety Equipment

Heat Detectors

Signal your control panel when the temperature rises above a set level

5 products

Electrical Power, Networking, and Controlling

Development Board Sensor Modules

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

1 product

Lighting

Light Switch Sensors

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

47 products

Light Switch Sensor Controllers

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

9 products