Boats | McMaster-Carr

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Air-Actuated Switches

Cylinder Position Sensors

Development Board Sensor Modules

Disconnect Switches

Doorbell Switches

Duct Fans

Emergency Stop Switches

Enabling Switches

Ethernet Switches

System of Measurement

Diameter

Material

Length

Color

Environment

High-Pressure Washdown

High-Temperature Washdown

Switching Voltage

RoHS

Compliant with Exemptions

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Attachment Type

Performance

Electric Shock Protection

Electrical Insulating

Switch Action

Flexibility

Application

Freeze Damage Protection

Electrical Connection

1/2" Circular Connector

Wire Rope Coating

Maximum Temperature

Enclosure Rating

Switching Current

Switch Starting Position

Weight Capacity

1,000 lb. to 1,999 lb.

2,000 lb. to 2,999 lb.

3,000 lb. to 3,999 lb.

4,000 lb. or greater

Panel Cutout Diameter

5,234 Products

Most Likely Products

Push-Button Switches

Our most common switch type actuates circuits with the push of a button

432 products

Mil. Spec. Connectors

Meet strict military standards or are compatible with Mil. Spec. connectors

111 products

Rocker Switches

Press the wide, flat surface to easily turn circuits on and off

38 products

Emergency Stop Switches

Cut power to equipment during emergencies

190 products

All Results

Electrical Power, Networking, and Controlling

Push-Button Switches

Our most common switch type actuates circuits with the push of a button

432 products

Rocker Switches

Press the wide, flat surface to easily turn circuits on and off

38 products

Emergency Stop Switches

Cut power to equipment during emergencies

190 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

153 products

Doorbell Switches

Activate doorbells or buzzers with the push of a button

1 product

Photoelectric Sensor Reflectors

Pair with reflector photoelectric sensors to bounce light back at them

38 products

Battery Switches

Turn the knob to alternate between two batteries without interrupting power

1 product

Limit Switches

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

134 products

Safety Switches

Protect people by cutting power to machines when access doors open; also known as interlock switches

59 products

Lever Switches

Grip and twist the lever to turn circuits on and off, preventing accidental actuation

156 products

Key Switches

Turn a key to actuate circuits, preventing accidental start and limiting access

35 products

Motor Switches

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

2 products

Joystick Switches

Move the joystick to steer and position cranes, robot arms, and other machinery

15 products

Fingerprint Scanners

Use fingerprints to confirm the identity of personnel before granting access to areas or equipment

3 products

Snap-Acting Switches

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

67 products

Bumper Switches

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

16 products

Magnetic Switches

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

83 products

Ribbon Switches

Place across driveways or walkways to actuate when foot and vehicle traffic pass over

2 products

Proximity Sensors

Detect the presence or position of objects from a short sensing distance

421 products

Safety Light Curtains

Immediately cut power to machinery when anything blocks the light beam

65 products

Ethernet Switches

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

20 products

Switch Contact Blocks

Mount to switches to control electrical circuits as you move the switch

4 products

Switch Mounts

Mount switches to panel cutouts, tank walls, or conveyors

5 products

Rotary Switches

Control multiple devices with a single switch

6 products

Transfer Switches

Switch to backup power during an outage

7 products

Switch Mats

Step on a mat to actuate circuits, often to control doors, lights, and alarms

33 products

Enabling Switches

Equipment only runs while you press the switch; also known as deadman switches

14 products

Toggle Switches

Flip the toggle from one position to the other, turning circuits on and off

63 products

Foot Switches

Step on the pedal to actuate circuits while keeping your hands free for other tasks

64 products

Pendant Switches

Control machinery, such as cranes, hoists, and trolleys, from a safe distance

98 products

Pull Switches

Tug on a cable or rope to turn on and off circuits, often for production lines along conveyors

3 products

Finger-Touch Switches

Lightly touch with your finger to turn circuits on and off

36 products

Air-Actuated Switch Actuators

Pair with a switching mechanism to create a custom air-actuated switch

7 products

Pull-Chain Switches

Pull a chain to send a signal, such as for turning on and off lights and fans

1 product

Photoelectric Sensors

Detect objects from longer distances than proximity and ultrasonic sensors

231 products

Cylinder Position Sensors

Monitor your air cylinder rod's position and turn the cylinder on and off

8 products

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

1 product

Potentiometers

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

8 products

Motor Starters

Turn motors on and off and protect them from current overloads

189 products

Safety Relays

Monitor circuits and force machines to a safe stop if the relay detects a fault

7 products

Mil. Spec. Connectors

Meet strict military standards or are compatible with Mil. Spec. connectors

111 products

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

121 products

Extension Cords

Extend the reach of power from an outlet

1 product

Power Cable

Deliver power to motors, pumps, appliances, computers, and more

24 products

Power Cords

Connect equipment and devices to a power source

4 products

Battery Wire

Transmit power from batteries in vehicles, generators, and appliances

8 products

Batteries

Household, button/coin cell, large-cell, and cordless tool batteries

13 products

Potting Compounds

Encase electronic assemblies in material that hardens to protect from dust, moisture, and vibration

8 products

Raw Materials

Plastic

A lightweight alternative to metal and glass

118 products

Wood

Commonly used to build ramps, crates, and prototypes or to make repairs

50 products

Fastening and Joining

Structural Adhesives

Epoxy, acrylic, urethane, and other adhesives strong enough to replace screws and rivets

6 products

Footwear Adhesives

Repair rips, split seams, and detached soles to stop leaks in shoes, boots, and waders

1 product

Anchoring Adhesives

Permanently set threaded rods, studs, and rebar in concrete

12 products

Quick-Release Pins

Fasten or remove components on equipment with a spring-loaded retaining ball

147 products

Hook and Loop

Press interlocking pieces together to join materials

60 products

Repair and Duct Tape

Permanently join or seal surfaces

13 products

Lubricating

Oil Additives

Enhance the performance of oil and extend its life

6 products

Grease

Thicker than oil to evenly lubricate surfaces and stay in place

100 products

Oil

Thinner than grease to flow in smaller gaps; dissipates heat and removes dirt and metal shavings

4 products

Antiseize Lubricants

Prevent threaded fasteners from sticking due to rust, dirt, and heat

23 products

Penetrating Lubricants

Cut through dirt, grease, and rust to protect tools and components from wear

6 products

Mold-Release Lubricants

Apply to molds before casting parts to prevent sticking, stretching, and tearing

6 products

Material Handling

Floor Locks

Stabilize carts, trucks, workbenches, and other mobile equipment during loading and unloading

1 product

Rope

Tie, bind, and lift objects; lighter weight yet lower capacity than wire rope

72 products

Wire Rope End Brackets

Secure wire rope end fittings for mounting to flat surfaces

2 products

Wire Rope

Lift, hang, and connect objects; more abrasion resistant than rope and lighter weight than chain

382 products

Lanyards

Pull, hang, tie down, and tether objects with the attached fittings

427 products

Lighting

Light Switch Sensors

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

9 products

Floodlights

Illuminate large, outdoor spaces with a wide-angle light

56 products

Heating, Ventilation, and Air Conditioning

Duct Fans

Send airflow through or remove exhaust from duct

2 products

Sealing

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

35 products

Gasket Tape

Seal openings such as those around windows, enclosures, and pipe flanges to prevent leaks

8 products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

86 products

T-Slotted Framing Switches

Attach to your rail to actuate components or cut power

10 products

Communication

Alarm Horns

Produce a loud, continuous tone to cut through noise

9 products

Legend Plates

Mark switches and lights on control panels for easy identification

15 products

RFID Reader/Writers

Scan RFID tags to sort inventory, track items, and control building access

10 products

RFID Readers

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

8 products

Fluid Handling

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

346 products

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

95 products

Hose

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

29 products

Containers, Storage, and Furniture

Chests

Secure equipment and supplies at jobsites; also known as job boxes

3 products

Facility and Grounds Maintenance

Protective Coatings

Shield surfaces from the surrounding environment

6 products

Surface Fillers

Repair chips, cracks, and tears in various surfaces

23 products

Power Transmission

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

33 products