Water Switches | McMaster-Carr

Filter by

Environment

Food and Beverage

High-Pressure Washdown

High-Temperature Washdown

Actuator Style

Cross Roller Plunger

Dual Switch Roller Lever

System of Measurement

Switch Action

Enclosure Rating

Diameter

Switch Starting Position

Input Voltage

12V AC to 240V AC

20V AC to 30V AC

20V AC to 132V AC

20V AC to 140V AC

20V AC to 250V AC

20V AC to 265V AC

24V AC to 240V AC

24V AC to 250V AC

30V AC to 250V AC

85V AC to 250V AC

200V AC to 240V AC

Wire Connection

Switch Designation

Switching Current

Panel Cutout Diameter

Actuator Color

Mounting Location

Printed Circuit Board

Number of Terminals

Push-Button Style

Number of Poles

Number of Circuits Controlled

Certification

CSA-US Certified

C-UL Recognized Component

EHEDG Certified

TUV Rheinland Certified

TUV SUD Certified

UL Marine Listed

UL Recognized Component

Illumination

Not Illuminated

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

REACH

Signal Output

DFARS Specialty Metals

How can we improve?

3,084 Products

Fluid Handling

Float Switches

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

Level Sensor Switches

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

Flow Switches

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

Flow Transmitters

Flow Transmitters

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

Electrical

Manual Switches

Manual Switches

Everything from toggle, push-button, and rocker switches to foot switches

Limit Switches

Turn equipment on or off when objects touch the actuator; often used for conveyors and bin filling

Potentiometers

Control speed, volume, and light intensity by varying electrical flow; also known as rheostats

Snap-Acting Switches

Snap-Acting Switches

Open and close circuits quickly to minimize arcing and sticking; often used as door-open indicators

Sensor Switches

Sensor Switches

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

Motor Speed Controls

Motor Speed Controls

Manage the speed of AC and DC motors

Bumper Switches

Bumper Switches

Signal when overhead doors close or items reach the end of conveyors

Ethernet Switches

Ethernet Switches

Expand your data network by connecting computers, printers, and servers

Disconnect Switches

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

Magnetic Switches

Magnetic Switches

Actuate when a magnet comes within sensing distance; often used to detect when doors or windows open

Motor Switches

Turn motors, lighting, and electric heat circuits on and off

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

Sensor Switch Transmitters

Sensor Switch Transmitters

Monitor objects, switch equipment on and off, and send data to control systems with a single device

Motor Starters

Turn motors on and off and protect them from current overloads

Electrical Receptacles

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

Lighting

Light Switch Sensors

Light Switch Sensors

Automatically turn lights on and off when you enter and exit rooms

Light Switches

Manually turn lights on and off

Communication

RFID Readers

Read RFID cards when prototyping systems or scan RFID tags to control circuits

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