Pressure Meters | McMaster-Carr

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For Use With

System of Measurement

Pipe Size

Connection Location

Maximum Pressure, psi

Thread Type

UN/UNF (SAE Straight)

Measurement Unit

Centimeters of Mercury

Kilograms per Square Centimeter

Kilopascals

Megapascals

Millibars

Millimeters of Mercury

Ounces per Square Inch

Measures

Airflow

Blood Pressure

Differential Pressure

Dial Diameter

Dial Type

Scale Type

Display Type

Fitting Connection

Connection Material

Gender

Connects To

Pressure Numeric Increments

Case Material

Maximum Continuous Pressure

Graduations

Maximum Process Temperature

REACH

Export Control Classification Number (ECCN)

2B230

2B999

EAR99

DFARS Specialty Metals

Exempt

Maximum Environment Temperature

RoHS

Compliant with Exemptions

Not Compliant

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5,866 Products

Fluid Handling

Pressure Gauges

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

290 products

Pressure Transmitters

Send pressure readings to controllers and remote displays

372 products

Pressure and Vacuum Gauges

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

42 products

Differential Pressure Gauges

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

46 products

Differential Pressure and Vacuum Gauges

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

8 products

Pressure Test Gauges

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

60 products

Pressure and Vacuum Transmitters

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

97 products

Differential Pressure Transmitters

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

70 products

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

16 products

Vacuum Test Gauges

Verify that equipment is taking accurate vacuum measurements

8 products

Vacuum Gauges

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

107 products

Differential Pressure Sensors

Attach to gauges and switches to detect static pressure changes in air-handling equipment

5 products

Pitot Tubes

Connect to gauges to measure air flow in filters, cooling coils, and other air-handling equipment

4 products

Liquid-Level Transmitters

Send liquid-level data to logging and monitoring equipment

20 products

Flow Transmitters

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

2 products

Flowmeters

Measure the flow rate of a liquid or gas

15 products

Pressure Switches

Activate controls, set off alarms, and power equipment when a set pressure is reached

308 products

Differential Pressure Switches

Activate controls and alarms when the pressure difference between process lines exceeds a setpoint

53 products

Vacuum Switches

Activate controls, set off alarms, and power equipment when a set vacuum is reached

26 products

Pressure and Vacuum Switches

Activate controls, set off alarms, and power equipment when a set pressure or vacuum is reached

6 products

Vacuum Pumps

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

2 products

Measuring and Inspecting

Wristwatches

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

1 product

Data Recorders

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

25 products

Barometers

Measure atmospheric pressure changes

Measure multiple weather conditions at the same time

2 products

Compression Testers

Check engine compression to maintain top performance

6 products

Refrigerant Pressure Testing Manifolds

Monitor refrigerant pressure when servicing air conditioning systems

7 products

Tire Pressure Test Gauges

Calibrate the accuracy of tire pressure and tire inflation gauges

1 product

Paper Pressure Analyzers

Take lab-quality scans of pressure recording film for frequent onsite measurements

1 product

Fuel Injection Pressure Testers

Check fuel injection pressure to maintain your car's gas mileage

1 product

Safety Equipment

Blood Pressure Monitors

Take and store precise blood pressure and pulse rate readings

1 product

Electrical

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

20 products