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Dormakaba 8310/8320 MultiMag®
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Dormakaba 8310/8320 MultiMag®

The MultiMag® series of electromagnetic locks are designed for easy installation and multi-purpose operation for interior or perimeter doors. The mounting bracket has keyhole mounting to support the magnet, freeing the installer’s hands to affix the magnet mounting screws. The removable cavity cover offers quick, easy access to wiring. The RCI 8310 MultiMag® applies to single outswinging doors, while the RCI 8320 MultiMag® is for double outswinging doors. For additional security monitoring these electromagnetic locks offer optional door status & security condition sensors.

  • Energy: 230mA Auto-Sensing 12-24VDC (Max at 12VDC for 8310, 460mA for 8320)
  • Strength: Up to 1,200lbf Holding Force (Each Electromagnet)
  • Warranty: Lifetime Limited Warranty
  • Mode: Fail-Safe
  • Fire-Rated: CAN/ULC S104 UL 10C 1-1/2-Hours
  • Monitoring: Optional Door Status Sensor (DSS)/ Security Condition Sensor (SCS) Available
Product Details
  • Keyhole mounting for ease of installation
  • Built-in time delay (instant release with adjustable relock, programmable from 0-90 seconds)
  • Convenient plug-in wiring terminals
  • Easy-access wiring cavity
  • Stabilizing 4-bolt “drop stop” mounting
  • Surge protection
  • Designed to overcome residual magnetism
  • 230mA Auto-Sensing 12-24VDC (Max at 12VDC for 8310, 460mA for 8320)
  • Up to 1,200lbf Holding Force (Each Electromagnet)
  • Lifetime Limited Warranty
  • Fail-Safe
  • CAN/ULC S104 UL 10C 1-1/2-Hours
  • Optional Door Status Sensor (DSS)/ Security Condition Sensor (SCS) Available
8310 Multimag

Dimensions: 10-1/2″W x 2-7/8″H x 1-5/8″D (268mm x 73mm x 41mm) – Includes 1/4″ (6mm) mounting bracket
Armature Plate: 7-7/16″W x 2-3/8″H x 5/8″D (190mm x 61mm x 16mm)

8320 Multimag

Dimensions: 21-1/8″W x 2-7/8″H x 1-5/8″D (536mm x 73mm x 41mm) – Includes 1/4″ (6mm) mounting bracket
Armature Plate: 7-7/16″W x 2-3/8″H x 5/8″D (190mm x 61mm x 16mm) each

Shared Technical Information
  • Hardened steel armature nut
  • Self-drilling Teks® fasteners
  • Includes 5/8″ (16mm) armature plate, optional 3/8″ (9.5mm) available
  • Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark
  • Bronze (40) finish
  • UL 294 Special Locking Arrangement Component (6th Edition)
  • CAN/ULC S104 Auxiliary Locks Listed for fire doors rated up to 1-1/2-hours
  • UL 10C Auxiliary Locks Listed for fire doors rated up to 1-1/2-hours
  • California State Fire Marshal Listed (CSFM: 3774-2127:0100)
Angle Brackets

For narrow aluminum frames or center-hung single-acting doors, when inadequate space is left for mounting.
Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark Bronze (40). Please specify when ordering.
Model Dimensions Finish Compatible With:

  • AB-01 1″H x 1″W x 10-1/2″L 28/40 for 8310
  • AB-02 1-1/2″H x 1″W x 10-1/2″L 28/40 for 8310
  • AB-03 1-1/2″H x 1-1/4″W x 10-1/2″L 28/40 for 8310
  • AB-20 1″H x 1″W x 21″L 28/40 for 8320
  • AB-21 1-1/2″H x 1″W x 21″L 28/40 for 8320
  • AB-22 1-1/2″H x 1-1/4″W x 21″L 28/40 for 8320
Armature Bolts
  • Compatible With: 8310
    • ARMB155 2-1/8″ (55mm) For doors 1-3/4″-2-1/4″ (44-57mm) thick
    • ARMB170 2-3/4″ (70mm) For doors 2-1/4″-2-3/4″ (57-70mm) thick
    • ARMB180 3-1/8″ (80mm) For doors 2-1/2″-3″ (70-76mm) thick
  • Compatible With: 8320
    • ARMB255 2-1/8″ (55mm) For doors 1-3/4″-2-1/4″ (44-57mm) thick
    • ARMB270 2-3/4″ (70mm) For doors 2-1/4″-2-3/4″ (57-70mm) thick
    • ARMB280 3-1/8″ (80mm) For doors 2-1/2″-3″ (70-76mm) thick
Armature Plates
  • AP01 3/8″ (9.5mm) Steel for 8310, 8320
  • AP02 5/8″ (16mm) Steel for 8310, 8320,
  • AP20 3/8″ (9.5mm) Steel for 8310xDSS, 8320xDSS
  • AP21 5/8″ (16mm) Steel for 8310xDSS, 8320xDSS
Armature Plate Holders

Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark Bronze (40). Please specify when ordering.

  • AH10 8310 armature plate holder 28/40 for 8310
  • AH15 8310xDSS armature plate holder 28/40 for 8310xDSS
  • AH20 8320 armature plate holder 28/40 for 8320
  • AH25 8320xDSS armature plate holder 28/40 for 8320xDSS
Conduit Mounting Bracket

Used anywhere surface-mounted conduit is required to run wires to the face of the magnetic lock.

  • CMB108 1″D x 2-11/64″H x 10-9/16″L 28 for 8310
DSS Retrofit Kits

If a door status sensor is desired after magnet has been installed, it can easily be added on site. Kit includes both Brushed Anodized Aluminum (28) and Brushed Anodized Dark Bronze (40) cover plate screws.

  • DSR01 3/8″ (9.5mm) Steel for 8310
  • DSR02 5/8″ (16mm) Standard Steel for 8310
  • DSR03 3/8″ (9.5mm) Steel for 8320
  • DSR04 5/8″(16mm) Standard Steel for 8320
Filler Bars

For frame stops narrower than 2″ (51mm).
Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark Bronze (40). Please specify when ordering.

  • FB-01 1/4″H x 3/4″W x 10-1/2″L 28/40 for 8310
  • FB-02 3/8″H x 3/4″W x 10-1/2″L 28/40 for 8310
  • FB-03 1/2″H x 3/4″W x 10-1/2″L 28/40 for 8310
  • FB-04 5/8″H x 3/4″W x 10-1/2″L 28/40 for 8310
  • FB-05 1/2″H x 5/8″W x 10-1/2″L 28/40 for 8310
  • FB-20 1/4″H x 3/4″W x 21″L 28/40 for 8320
  • FB-21 3/8″H x 3/4″W x 21″L 28/40 for 8320
  • FB-22 1/2″H x 3/4″W x 21″L 28/40 for 8320
  • FB-23 5/8″H x 3/4″W x 21″L 28/40 for 8320
  • FB-24 1/2″H x 5/8″W x 21″L 28/40 for 8320
Glass Door Brackets

Required for glass doors without mounting rails.

  • GB8112 1/2″ (13mm) 32 for 8310
  • GB8134 3/4″ (19mm) 32 for 8310
  • GB8212 1/2″ (13mm) 32 for 8320
  • GB8234 3/4″ (19mm) 32 for 8320
L Brackets

Required when there is no space on the header to mount the magnetic lock.
Magnet mounts on bracket and bracket mounts on vertical face of frame.
Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark Bronze (40). Please specify when ordering.

  • LB-10 2-1/2″H x 2″W x 10-1/2″L 28/40 for 8310
  • LB-20 2-1/2″H x 2″W x 21″L 28/40 for 8320
Spacers

For aluminum blade stop frames. Used to lower the magnet to align with armature plate.
Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark Bronze (40). Please specify when ordering.

  • SP-01 1/4″H x 1-1/2″W x 10-1/2″L 28/40 for 8310
  • SP-02 3/8″H x 1-1/2″W x 10-1/2″L 28/40 for 8310
  • SP-03 1/2″H x 1-1/2″W x 10-1/2″L 28/40 for 8310
  • SP-04 5/8″H x 1-1/2″W x 10-1/2″L 28/40 for 8310
  • SP-20 1/4″H x 1-1/2″W x 21″L 28/40 for 8320
  • SP-21 3/8″H x 1-1/2″W x 21″L 28/40 for 8320
  • SP-22 1/2″H x 1-1/2″W x 21″L 28/40 for 8320
  • SP-23 5/8″H x 1-1/2″W x 21″L 28/40 for 8320
Split Armature Plates

Allow use of single magnet lock with pair of doors.

  • SA138 3/8″ (9.5mm) Steel for 8310
  • SA158 5/8″ (16mm) Steel for 8310
Top Jamb “Z” Bracket
Allows for horizontal adjustment of armature plate. Mounted on pull side of the door.
Available in Brushed Anodized Aluminum (28) or Brushed Anodized Dark Bronze (40). Please specify when ordering. 

  • TJ10 8310 Z bracket kit 28/40 for 8310
  • TJ20 8320 Z bracket kit 28/40 for 8320
Hardware Packs

HK8310: Includes: Allen wrench, metal sleeve, armature bolt, sexnut, bolt, steel washers, rubber washers, flat head screws, pan head screws, plugs, TEK screws for 8310, 8320 (Buy 2 to make one 8320 Hardware kit)

8310 Multimag
  • Single outswinging doors
  • Single inswinging doors (use with Z bracket)
8320 Multimag
  • Pairs of outswinging doors without mullion
  • Pairs of inswinging doors without mullion (use with Z brackets)
Shared Applications
  • Interior or Perimeter doors
  • Government Facilities
  • Office Complexes
  • Warehouses
  • Retail
  • Commercial
  • Industrial
  • Health Care

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