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320M Mini Mortise Mount Mag Locks

Mini mortise mount with 400 lb. hold force rating for sliding door applications.


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The Schlage 320M mortise mounted electromagnetic lock for sliding doors is designed to interface with electronic access control systems, automatic door operators, and fire or hazard sensing systems, to provide egress upon detectable emergency. With no moving parts and a fail-safe design, it offers a solution for both security and life safety requirements when connected to the fire alarm circuit. 

All Schlage electromagnetic locks come with a limited lifetime warranty on the magnetic coil assembly for added confidence in the longevity of these robust products.

 Dual Voltage 12/24 VDC



 Field Configurable

 Status Indicator

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Mag Locks

For frequently asked questions, educational resources and technical product materials visit the Mag Locks 101 page. 


  • Mortise mount for sliding doors
  • 400 lbs. hold force @ 12 VDC, 550 lbs @ 24 VDC
  • Fail-safe operation



  • Field-selectable 12 or 24 VDC operation
  • Compact design
  • Mounting tabs and armature mounting block included



  • Connect to most access control systems
  • Includes magnetic bond sensor (MBS), adjustable relock time delay and door status monitor

320M Model

  • Standard features include adjustable time delay (ATD), door status monitor (DSM), and magnetic bond sensor (MBS)
  • Input voltage: 12/24 VDC field selectable


Single door

  • 320M for sliding doors with  400 lbs. hold force @ 12 VDC, 550 lbs @ 24 VDC
  • Current draw: .23A @ 12 VDC; .45A @ 24 VDC
  • Dimensions - lock body: 1-3/8"H x 7"L x 1-7/8"D
  • Dimensions - armature: 1-1/2"H x 4-1/4"L x 5/8"D
  • Weight:  6 lbs. 


Note for wood frames: Due to higher ambient operating temperatures, it is required that the 12 VDC configuration be used.

  • UL 10C  listed for positive pressure fire tests of door assemblies: 3 hour
  • cUL
  • CSFM

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In accordance with California PROP65 - WARNING WARNING: Cancer & Reproductive Harm

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Did You Know?

The innovative Schlage Control™ Mobile Enabled Smart Locks were introduced in 2019 for the multifamily market—allowing residents to use their mobile phone as a key to their apartment.

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As part of Allegion’s family of pioneering brands, Schlage benefits from the strength, efficiencies, resources, and integration from a global power. In turn, we pass those advantages on to you.

Allegion helps keep people safe and secure where they live, work and visit. With more than 30 brands sold worldwide, we specialize in security around the doorway and beyond. It’s the power of one.

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