Pressure Gauges | McMaster-Carr

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6,679 Products

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

Pressure Test Gauges

Pressure Test Gauges

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

Vacuum Gauges

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

Pressure Transmitters

Pressure Transmitters

Send pressure readings to controllers and remote displays

Differential Pressure Gauges

Differential Pressure Gauges

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

Gauge Siphon Tubes

Gauge Siphon Tubes

Fill with water to protect dry gauges from steam and high-temperature liquids; also called pigtails

Differential Pressure and Vacuum Gauges

Differential Pressure and Vacuum Gauges

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

Pressure and Vacuum Transmitters

Pressure and Vacuum Transmitters

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

Pressure Indicators

Pressure Indicators

Turn green when your compressed air line reaches a certain psi

Differential Pressure Transmitters

Differential Pressure Transmitters

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

Vacuum Test Gauges

Vacuum Test Gauges

Verify that equipment is taking accurate vacuum measurements

Differential Pressure Sensors

Differential Pressure Sensors

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

Vacuum Transmitters

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

Pitot Tubes

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

Pressure-Regulating Valves

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

Hydraulic Accumulator Charging and Gauging Kits

Hydraulic Accumulator Charging and Gauging Kits

Fill accumulators with nitrogen and test the pressure to ensure it’s within the correct range

Vacuum Pumps

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

Flow Transmitters

Flow Transmitters

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

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

Measuring and Inspecting

Wristwatches

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

Tire Gauges

Check tire pressure

Barometers

Measure atmospheric pressure changes

Compression Testers

Compression Testers

Check engine compression to maintain top performance

Tire Pressure Test Gauges

Tire Pressure Test Gauges

Calibrate the accuracy of tire pressure and tire inflation gauges

Refrigerant Pressure Testing Manifolds

Refrigerant Pressure Testing Manifolds

Monitor refrigerant pressure when servicing air conditioning systems

Pressure Paper

Measures pressing forces in equipment by creating an instant, permanent image of pressure variation

Load Cells

Measure forces and send them to computers to monitor and trigger actions in machinery

Load Cell Displays

Load Cell Displays

Connect to load cells to view weight measurements

Load Cell Junction Boxes

Load Cell Junction Boxes

Join multiple load cells to combine their weight measurements

Force Gauges

Test objects to see how much tension and compression force they can bear

Force Gauge Grips

Force Gauge Grips

Pair with force gauges to test wire, pins, and thin sheets

Weather Stations

Weather Stations

Measure multiple weather conditions at the same time

Power Transmission

Compressed Air Regulators

Compressed Air Regulators

Ensure continuous, safe operation of air-powered equipment by controlling air pressure

Compressed Air Regulator Manifolds

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

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