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The HID Signo20 contactless smart card readers will not fit on a single gang box.  These adapter plates fix that problem.


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Quickly RETROFIT HID Signo20 readers to a single gang box.


  • Black Textured HDPE Plastic
  • Lifetime Warranty

SGAP-RS20-B - Signo Mini Mullion Adapter Plate

  • Height: 5.35” - 135.90 mm
    Width: 3” - 76 mm
    Depth: .18” - 5 mm
    Weight: 1oz 

    Radiated Corners 

    Warranty: Lifetime replacment

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