UL Listed Flowmeters | McMaster-Carr

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69 Products

Fluid Handling

Flow Transmitters

Flow Transmitters

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

Flowmeters

Measure the flow rate of a liquid or gas

Flow Switches

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

Heating, Ventilation, and Air Conditioning

HVAC Switches

Control and monitor airflow in HVAC systems automatically

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