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1,500lb. (680 kg.) holding force
Concealed security for remote access and exit
control of aluminum and steel doors or gates.
Works with sliding, single-action, and double-
action (swing-through) doors and gates. Plated
steel plugs and magnetic bond holds doors
securely in place with approximately 1,500 pounds
(680 kg) of shear holding force.
Features:
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 SK-983A Electronic Keypad.
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.
Specifications:
SD-993B-SS
Operating Voltage
Current Draw
Door Gap
Weight (Approx.)
12VDC or 24VDC
420mA/12VDC, 210mA/24V
Max. 1/16” (2mm)
2lbs., 8oz. (1.1kg)
SD-993B-SS_Emailb.cdr
®
1.949.261.2999 (CA & Int’l) 1.800.662.0800 Fax: 1.949.261.7326
Email: info@seco-larm.com Website: www.seco-larm.com
16842 Millikan Avenue, Irvine, CA 92606
The SECO-LARM policy is one of continual development. For that reason, SECO-LARM reserves the right to change prices and specifications without notice. SECO-LARM is not responsible for misprints.
Dimensions:
7-1/8" (180 mm)
5-13/16" (147 mm)
1
1 /
16
"
(27 mm)
1 "
1
/
16
(27 mm)
1 "
5
/
8
(42 mm)
MAGNET ASSEMBLY
ARMATURE ASSEMBLY
Locking bolts
Armature
adjustment
screw
Armature
adjustment
screw
Armature screws
adjust to
compensate for
the gap between
door and frame.
Push-off
button
Max. 2mm
gap
SD-993B-SS