Water Meters | McMaster-Carr

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Ammonium Hydroxide

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Standard Cubic Feet per Minute

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5,943 Products

Fluid Handling

Flowmeters

Measure the flow rate of a liquid or gas

Flow Transmitters

Flow Transmitters

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

Flow Sights

Visually confirm flow and inspect liquid color and clarity

Pressure Gauges

Pressure Gauges

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

Pressure Transmitters

Pressure Transmitters

Send pressure readings to controllers and remote displays

Pressure Transmitter Displays

Pressure Transmitter Displays

Remotely view pressure readings sent from a transmitter

Differential Pressure Gauges

Differential Pressure Gauges

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

Differential Pressure Transmitters

Differential Pressure Transmitters

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

Pressure Test Gauges

Pressure Test Gauges

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

Pressure and Vacuum Gauges

Pressure and Vacuum Gauges

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

Pressure and Vacuum Transmitters

Pressure and Vacuum Transmitters

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

Vacuum Transmitters

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

Flow Switches

Turn equipment on or off when flow rate reaches a set point

Measuring and Inspecting

Chemistry Meters

Chemistry Meters

Take water-chemistry measurements more precisely than test strips and swabs

Calibration Columns

Calibration Columns

Calibrate the flow rate of metering pumps

Fastening and Joining

Water Meter Wrenches

Water Meter Wrenches

Turn meter couplings and shut-off valve nuts on water meters

Electrical

Conductivity Controllers

Conductivity Controllers

Turn pumps, mixers, and valves on and off based on a solution’s conductivity

Multifunction Chemistry Controllers

Multifunction Chemistry Controllers

Use pH or oxidation reduction potential (ORP) levels to turn equipment on or off

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