Schlage M422 Double Electromagnetic Lock, 500lbs

20% Off MSRP

Schlage M422 Double Electromagnetic Lock, 500lbs

$1,349.60 $1,687.00


The M400 electromagnetic locks from Schlage are designed with the customer in mind to be robust, easy to install, and secure. The new bayonet mounting feature makes installs easier, allowing the installer to have their hands free during the mounting process. There is no need to consider door handing as all the M400 Series electromagnetic locks are both non-handed and symmetrical, allowing optimum placement of the magnet no matter the application.

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Product Details

All M422 Series locks have automatic voltage sensing for 12 and 24 volts along with polarity protection to make wiring less complex. The M420 is tested and certified to meet or exceed UL1034 and BHMA 500lb. hold force requirements.

Standard Features

  • 500lbs Holding Force per leaf
  • Auto voltage selection 12/24VDC
  • Bayonet Mount makes installation simpler
  • UL1034 Burglary-Resistant Electronic Locking Mechanisms, UL10C Positive Pressure Fire Tests of Door Assemblies and ANSI/BHMA A156.23 Grade 1 certifications
  • Limited Lifetime Warranty


  • M422 - Standard Double 500lbs holding force magnetic lock
  • M422P - Includes Magnetic Bond Sensor (MBS), Door Position Sensor (DPS), Relock Time Delay 0.5 to 30secs(RTD)

Mechanical Specifications

  • Holding Force: 500lbs per leaf
  • Lock: 18-1/16 inches L x 2-1/2 inches H x 1-3/8 inches D

Eletrical Specifications

  • Voltage: 12/24VDC, Automatic voltage sense
  • Current: 1.5 A @ 12VDC; .76 A @ 24VDC
Also Known As
LOC100M422, Locknetics M422
Manufacturer Warranty
Model Number
Power Requirements
Status Monitor
1 Question asked on Schlage M422 Double Electromagnetic Lock, 500lbs

Q Jonathan Winstead • 02/06/2024, 10:53:20 AM What is the part number for the replacement circuit board for the M422P?
A 02/07/2024, 11:34:42 AM The replacement circuit board for the M422P would be P44488492. *Note, that is a single circuit board so if you need to replace both boards in the M422P then you would need to purchase two boards. For further assistance please give us a call direct at 1-866-500-5625