Power & Technology Grommet: "DUOMO", STK20.3A Series, Three Electrical Outlets. Four Color Options.
  • "DUOMO", ThreeElectrialPowerOutlets, FourColorOptions

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Available Discounts

STK20.3A, Three Electric Outlets
  • buy 10 to 99, save 14.89%
  • buy 100 to 249, save 20.83%
  • buy at least 250, save 25.32%
Item #: STK20.3A.
Our Price: $0.00



Pragmatic half sphere design gently raises three electrical outlets above the table top or furniture surface to provide generous space between ports to plug electrical devices in to charge. Orientation of the three prong power plugs provide maximum space in a compact area.


  • Three Electrical Outlets rated 15A/125VAC
  • Electrical Cord: 6 ft. length w/ 3-Prong NEMA Plug.
  • UL & CUL Listed.
  • UL LISTING UL962A (Furniture Power & Distribution Units.  Electrical codes vary by region; confirm with a local electrician versed in codes to confirm conformity.
  • Made in USA



  • Overall Surface Diameter: 3-3/4" Round. Surface Profile:1-1/2” above worksurface.
  • (outside diameter of underside mounting ring: 4”)
  • Mounting Requirements: DRILL 3" dia. cut out
  • Accommodates Surface Thickness: Minimum 1/2” to 1-3/4” Maximum
    • Recommended to have sample or order prior to making surface cut-outs to accommodate unit.

Easy Installation:
-Drill 3" Hole
-Insert DUOMO from top of surface
-Secure locking ring from underside
-Plug into wall outlet

Colors: Black, White, Tangerine, Chartreuse.


Part Numbers:

Black Housing: STK20.3A.BLP

White Housing: STK20.3A.WHP

Tangerine Housing: STK20.3A.ORP

Chartreuse Housing: STK20.3A.GCP

*Email: donna@matsumotollc.com for SPEC SHEET or CUT SHEET.


Alternative Features in DISCUS Series Also Available:

Two Power Outlets & One Dual USB version also available; see STK20.3B Series. 

Two Power Outlets & One USB.A and USB.C version also available; see STK20.3C Series. 


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