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Electric Shear Lock - Fail-Safe, 1,500-lb

Model Number: SD-993B-SS
  • UL294 (Access Control System Units) and UL 1034 (Burglary-Resistant Electric Lock Mechanism) Listed
  • ​Concealed security for remote access and exit control of aluminum and steel doors or gates
  • Smaller size for use with most metal door jambs
  • Zinc-plated magnet and armature, aluminum anodized housing
  • Works with sliding, single-action, and double-action (swing-through) doors and gates
  • Use with an optional digital keypad for keyless high security
  • Easily connects to SECO-LARM’s Electronic Keypads
  • Spring-loaded locking bolts and magnetic bond holds doors securely in place with approximately 1,500 pounds (680kg) of shear holding force
  • Fail-safe operation (unlocks if power is lost)
  • Armature plate adjusts to compensate for gaps between door and frame
  • Surface-mount bracket (SD-993S-SB) available for surface-mount installations.
  • U-Bracket (SD-993S-UB) available for glass-door-mount installations (SD-993S-SB also required)
Operating Voltage 12VDC or 24VDC
Current Draw 420mA/12VDC, 210mA/24VDC
Door Gap Max. 1/16" (2mm)
Holding Force 1,500 lbs. (680 kg.)
Armature Assembly Dimensions (Faceplate) 7-1/8" x 1-3/16" x 1-5/8" (180 x 30 x 42 mm)
Magnet Housing Dimensions (Faceplate) 7-1/8” x 1-3/16” x 1-1/16” (180 x 30 x 27 mm)
Weight 2lbs., 8oz. (1.1kg)