Magnetic Interlocks | McMaster-Carr

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Switching Voltage

Number of Wire Leads

Switch Designation

Electrical Connection Type

Hardwire

Plug In

Switch Starting Position

Housing Material

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Electrical Connection

Environment

High-Pressure Washdown

Number of Circuits Controlled

Switching Current

Wire Lead Length

Mount Type

Length

Enclosure Rating

Diameter

Width

Sensing Distance

RoHS

Compliant with Exemptions

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REACH

Compliant

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

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Mounting Thread Size

Material

151 Products

Magnetic Switches

Magnetically Actuated Switches

Actuate when a magnet comes nearby, such as when a door or window opens

90 products

Magnetic Contact Alarm Switches

Wire to an alarm system to get alerts when doors or windows are opened

12 products

Tamper-Resistant Magnetically Actuated Switches

Require coded magnets to actuate and cannot be bypassed using ordinary magnets

12 products

Smart Magnetic Contact Alarm Switches

An app automates alarms, such as sounding a buzzer if a trailer door opens after hours

1 product

Tamper-Resistant Magnetic Contact Alarm Switches

Prevent unauthorized use with coded magnets and contacts that wire to an alarm system

3 products

Circuit Board Magnetically Actuated Switches

Mount to your circuit board to activate electronics

2 products

Other Products

Safety Switches

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

9 products

Cam Locks

Unlock with a key, magnetic fob, screwdriver, or number combination

18 products