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  • SDC Model 110/210 — Electric Bolt Lock Mounting Template & Technical Data

    September 08, 2026 2 min read

    Door/frame drilling template and technical data for the SDC 110/210 series electric bolt lock.

    Full text manual (for reference)

    Mounting template and technical data for the SDC (Security Door Controls) Model 110/210 electric bolt lock — a concealed door/frame drilling template with wiring diagram for aluminum and steel door and frame installations.

    Overview

    This template is used to mark and drill the door and frame preparation holes for installing an SDC 110/210 series electric bolt lock. It provides exact tap locations and dimensions for both the door bolt chamber and the frame strike, plus dual-voltage solenoid wiring information. The bolt chamber position can be adjusted by loosening its set screws.

    Note: This template is not intended for use in wood door frames.

    SDC Template 110/210 door and frame preparation drilling template with dimensions and wiring diagram
    Door/frame preparation drilling template and dual-voltage solenoid wiring diagram.

    Technical Data

    Spec Value
    Face plate 2-3/4" x 1-1/4" x 1/4" (69.85 x 31.75 x 6.35mm)
    Strike 2-3/4" x 1-1/4" x 1/8" (69.85 x 31.75 x 3.175mm)
    ID requirements 2-3/4" x 1/4" x 4-5/8" (69.85 x 6.35 x 117.475mm)
    Bolt 5/8" (15.875mm) dia. solid stainless steel
    Bolt throw 1/2" (12.70mm) rotating, adjustable for wide gap
    Model 110 Fail-safe — locked when energized
    Model 210 Fail-secure — unlocked when energized
    Solenoid Continuous duty
    Electrical (dual voltage, fail-safe) 10.8W @ 12VDC/0.9A, or 10.8W @ 24VDC/0.45A
    Status sensors Bolt and door position (optional)

    Dual Voltage Solenoid Wiring

    • 12VDC configuration (0.9A): Red = (+), Black/Blue jumper, White = (-)
    • 24VDC configuration (0.45A): Red = (+), Black/Blue jumper, White = (-)

    Manufacturer

    Security Door Controls — 801 Avenida Acaso, Camarillo, CA 93012. Phone: 805-494-0622. www.sdcsecurity.com. Questions or comments: engineer@sdcsecurity.com