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    UCS Nano DC Chain Actuator — Specifications

    September 08, 2026 2 min read

    Specifications for the UCS Nano DC Chain Actuator, a compact 24VDC chain actuator for awning windows and skylights.

    💾 Download Original PDF 🛒 View Product
    Full text manual (for reference)

    Specifications for the UCS Nano DC Chain Actuator from Automated Fenestration — a compact, low-profile 24VDC chain actuator for awning windows, hoppers, curtain wall vents, and skylights.

    Overview

    Nano actuators are designed for awning windows, hoppers, curtain wall vents, and skylights. Multiple vents can be wired in parallel and operated by building automation systems. The chain operator is available with 8", 12", 16", 20", 23.6", or 31.5" stroke, and is self-adjusting for proper closure at installation.

    Key Features

    • Stainless steel, double-link chain for rigidity and durability
    • 55 lbs operating force examples: 48" tall/440 lb. vent, 82" tall/752 lb. vent, or a 110 lb. skylight
    • Low-profile, attractive aluminum case; available in Black (RAL 9005), White (RAL 9010), or Silver anodized finish
    • Minimum sash height: 10"
    • F-Signal option provides opening/closing feedback signal (ask for data sheet)
    • Small, unobtrusive footprint blends in with existing window frames
    • Two-year UCS manufacturer's warranty (requires reading the AFI Install Guide before purchase, and confirmation of project/installation specs by a licensed electrical contractor)

    Nano DC Model Table

    Stroke Silver Black White Force
    200mm 41944ZUL 41945AUL 41946BUL 400N Push, 400N Pull
    300mm 41947CUL 41948DUL 41949EUL 400N Push, 400N Pull
    400mm 41950FUL 41951GUL 42094TUL 300N Push, 400N Pull
    500mm 41953IUL 41954JUL 41955KUL 200N Push, 400N Pull
    600mm 41956LUL 41957MUL 41958NUL 100N Push, 400N Pull
    800mm 41959OUL 41960PUL 41961QUL 100N Push, 400N Pull

    Mounting Brackets (Ordered Separately)

    Part # Style Color
    41935Q / 41936R / 41937S Front Bracket Kit Grey / Black / White
    41932N / 41933O / 41934P Back Bracket Kit Grey / Black / White
    41938T / 41939U / (white variant) Side Bracket Kit Grey / Black / White
    41941W / 41942X / 41943Y Bracket for bottom-hinged windows Grey / Black / White

    Specifications

    Spec Value
    Supply voltage 24VDC low voltage
    Nominal current draw 1.2 A average
    Limit stop (Open) Built-in limit switch
    Limit stop (Closed) Integrated electronic power cut-off
    Chain stroke (approx.) 200mm (8"), 300mm (12"), 400mm (16"), 500mm (20"), 600mm (23.6"), 800mm (31.5")
    Force (max) 200–300mm stroke: 400N Push/400N Pull; 400mm: 300N Push/400N Pull; 500mm: 200N Push/400N Pull; 600–800mm: 100N Push/400N Pull
    Chain speed 4–14mm/sec
    Power cable UL cable, 1.5 meter included, black color
    Run/rest cycle For every 60 sec running (on), must rest (off) for 120 sec
    Ambient operating temperature -10°C to +60°C (14°F to 140°F)
    Listing UL Listed
    Protection class IP20
    Colors Silver (Anodized), White (RAL 9010), Black (RAL 9005)
    Opening mechanism Stainless steel chain

    Dimensions by Stroke

    Stroke Overall Dimensions
    200mm Stroke 550 × 35 × 24mm (21⅝" × 1⅜" × 1")
    300mm Stroke 550 × 35 × 24mm (21⅝" × 1⅜" × 1")
    400mm Stroke 600 × 35 × 24mm (23⅝" × 1⅜" × 1")
    500mm Stroke 700 × 35 × 24mm (27⅝" × 1⅜" × 1")
    600mm Stroke 700 × 35 × 24mm (27⅝" × 1⅜" × 1")
    800mm Stroke 900 × 35 × 24mm (35½" × 1⅜" × 1")

    Contact

    Automated Fenestration Inc. — Sales@AutomatedFenestration.com — www.AutomatedFenestration.com