Moisture Detectors | McMaster-Carr

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Display Type

For Use With

Gasoline Fuel Systems

Maximum Temperature

Measurement Unit

Millimeters of Mercury

Color

Fluorescent Blue/Green

Fluorescent Orange

Fluorescent Red

Fluorescent Yellow

Fluorescent Yellow/Green

Measures

Black Globe Temperature

Carbon Dioxide Level

Dew Point

Equivalent Carbon Dioxide

Total Volatile Organic Compound Concentration

Wet Bulb Temperature

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

3A992

EAR99

DFARS Specialty Metals

Exempt

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

Relative Humidity

Mounting Location

Width

Height

Container Type

Certificate Type

Calibration Certificate Traceable to NIST

Humidity Points

Recording Time

Minimum Temperature

Material

Meter Type

Power Source

Chart Diameter

Pipe Size

Relative Humidity Accuracy

163 Products

Measuring and Inspecting

Humidity-Indicating Cards

Check humidity levels of moisture-sensitive inventory and equipment at a glance

9 products

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

13 products

Humidity-Indicating Plugs

Monitor humidity in sealed containers without opening them, protecting the inside from contamination

6 products

Humidity Meters

Measure relative humidity without complex calculations

4 products

Moisture Meters

Stick in wood and other building materials to view moisture levels

2 products

Leak-Detecting Dyes

Bright colors help you spot leaks in water and hydraulic systems without using ultraviolet light

30 products

Leak-Detecting Pipe Flange Covers

Wrap around pipe flanges to show when there's a leak and contain it

25 products

Electrical Resistance Meters

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

4 products

Barometers

Measure atmospheric pressure changes

5 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

9 products

Data Recorder Charts

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

16 products

Fluid Handling

Temperature and Humidity Transmitters

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

1 product

Humidistats

Control the humidity in an enclosure or space

6 products

Humidity Controllers

Monitor humidity and control it by automatically turning equipment on and off

2 products

Water Detectors

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

2 products

Communication

Alarm Buzzers

Mount indoors and create a loud, vibrating noise

1 product

Electrical Power, Networking, and Controlling

Development Board Sensor Modules

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

3 products

Heating, Ventilation, and Air Conditioning

Thermostats

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

2 products

Safety Equipment

Heat Stress Monitors

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

9 products