Water Levels | McMaster-Carr

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1,556 Products

Fluid Handling

Float Switches

Start process equipment such as pumps and motors when the liquid in your tank reaches the float

131 products

Float Valves

Open or close a pipe connection when liquids in a container reach a set level; also known as ballcocks

119 products

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

29 products

Float Valve Bodies

Pair with floats and rods to create float valves that meet your needs

77 products

Float Switch Relays

Amplify current to actuate equipment that has a higher current rating than your float switch

2 products

Liquid-Level Gauges

Monitor fluid levels in containers

686 products

Liquid-Level Transmitters

Send liquid-level data to logging and monitoring equipment

29 products

Gauge Glass

Create or repair liquid-level gauges to monitor fluid levels in containers

138 products

Sights

Observe and monitor the contents of pipes, tanks, and other containers

243 products

Measuring and Inspecting

Staff Gauges

Typically mounted to walls and tanks for measuring the level of liquids, such as water, fuel, and oil

32 products

Liquid-Level Tape Measures

Lower into deep containers, such as tanks, to check the level of oil and other fluids

61 products

Gauging Pastes

Cover your tank-level ruler and change color to indicate the level of water or gasoline in your tank

2 products

Levels

Ensure surfaces are completely horizontal or vertical

2 products

Water Detectors

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

2 products

Depth Gauges

Reach into slots, counterbores, and other holes to measure depth

58 products

Communication

Alarm Buzzers

Mount indoors and create a loud, vibrating noise

1 product

Sump Pump Alarms

Warn you when water levels in your sump pump rise too high

1 product

Sealing

Gauge Glass Gaskets

Seal the glass on level indicators to monitor liquids without leaks

14 products

Electrical Power, Networking, and Controlling

Ultrasonic Sensors

Measure the distance to objects and the level of liquids and materials

21 products

Development Board Sensor Modules

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

5 products