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  • SECO-LARM SD-995A-A1Q — Electric Door Strike with Horizontal Adjustment

    September 08, 2026 2 min read

    Product information sheet for the SECO-LARM SD-995A-A1Q Electric Door Strike with Horizontal Adjustment, a fail-secure strike for both wood and metal doors.

    Full text manual (for reference)

    Product information sheet for the SECO-LARM SD-995A-A1Q Electric Door Strike with Horizontal Adjustment, a fail-secure strike for both wood and metal doors.

    Overview

    The SD-995A-A1Q electric door strike features 1/4" horizontal keeper adjustment to compensate for installation difficulties such as warped doors or different-sized latch bolts. Its unique design accommodates both wood and metal doors, and it is reversible for right- or left-handed doors.

    Features

    • 1/4" horizontal keeper adjustment compensates for warped doors, different-sized latch bolts, etc.
    • Unique design accommodates both wood and metal doors.
    • Fail-secure operation.
    • Reversible for right- or left-handed doors.
    • Durable stainless-steel faceplate.
    • Miniature lock body for easier installation.
    • Corrosion-resistant case and moving parts.
    • Complete mounting hardware included.
    • Screw terminals for ease of wiring.
    • Operating voltage: 8~16VAC/12VDC.
    • 1,000-lb (453kg) jaw strength.
    • Tested to 500,000 cycles.
    • Current draw: 750mA@12VDC.
    • Keeper depth: 21/32" (16.8mm); Latch depth: 3/4" (19mm); Strike depth: 1 1/2" (38mm).
    • ANSI faceplate size: 4 7/8"x1 1/4"x1/8" (124x32x3.2mm). Optional ANSI faceplate SD-995RE-21Q: 7 15/16"x1 1/4"x1/8" (202x32x3.2mm).

    Keeper Adjustment

    The keeper can be easily adjusted horizontally to account for various installation anomalies:

    1. Loosen the two keeper adjustment screws.
    2. Move the keeper horizontally to the desired position.
    3. Retighten the two keeper adjustment screws.

    Specifications

    Spec Value
    Model SD-995A-A1Q
    Operation Fail-secure
    Operating voltage 8~16 VAC/12VDC
    Current draw (16VAC / 12VDC) 800mA / 750mA
    Operating temperature 14°~113°F (-10°~45°C)
    Weight 10.3 oz (292g)
    Max. latch throw 5/8" (16mm)
    Strike depth 1 1/2" overall (38mm)
    Design Reversible, non-handed
    Adjustable keeper Max. 1/4" (6mm)
    Faceplate dimensions 4 7/8"x1 1/4"x1/8" (124x32x3.2mm)

    Optional Faceplate SD-995RE-21Q

    Spec Value
    Dimensions 7 15/16"x1 1/4"x1/8" (202x32x3.2mm)
    Construction Stainless steel

    Manufacturer

    SECO-LARM U.S.A., Inc., 16842 Millikan Avenue, Irvine, CA 92606. Phone: (949) 261-2999 / (800) 662-0800.