Machine Guard Switches | McMaster-Carr

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System of Measurement

Switching Voltage

Height

Input Voltage

Actuator Style

Environment

High-Pressure Washdown

Switch Starting Position

Key Included

Number of Circuits Controlled

Number of Terminals

Wire Connection

Switching Current

Housing Material

Switch Designation

Enclosure Rating

Key Entry

Electrical Connection

Color

Light Beam Height

Switch Action

Certification

TUV Rheinland Certified

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

EAR99

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150 Products

Safety Switches

Frame-Mounted Safety Switches

Mount to door frames, such as the ones on machine guards

31 products

Access-Delay Frame-Mounted Safety Switches

Block access to dangerous machinery until it has fully shut down

5 products

Hinge-Actuated Safety Switches

Actuate when access doors open at least 4°

10 products

Frame-Mounted RFID Safety Switches

A strong magnet prevents accidental bumps or vibrations from triggering unnecessarily

4 products

RFID Safety Switches

Easier to install and fit a wider range of access points than mechanical safety switches

5 products

Tamper-Resistant RFID Safety Switches

Link to a single actuator, so no other RFID tag or card can interfere

5 products

Other Products

Safety Relays

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

9 products

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

44 products

Mirrors

View your reflection or deflect beams from safety barrier switches for a perimeter around machinery

10 products

Abrasive Blaster Safety Switches

Shut off abrasive blasters if the operator loses control; also known as deadman switches

11 products