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[ETL Listed] 3-Pack 3 Outlet Wall Adapter, Grounded 3-Prong Cube Tap | Outlet Power Splitter, Compact 3-Way Plug Adapter for Home, Office or Travel (Black).
Key Power

Key Power 3-Pack 3 Outlet Wall Adapter

Bottom line: The Key Power 3-Pack 3 Outlet Wall Adapter: ETL Listed with grounded 3-prong plug and flame-retardant casing; main trade-off: two units cannot share the same wall receptacle side by side.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Pros & Cons

Pros

  • ✓ ETL Listed with grounded 3-prong plug and flame-retardant casing
  • ✓ Turns one receptacle into three outlets in a 2 oz body
  • ✓ 90-degree design keeps bulky wall warts off adjacent outlets
  • ✓ Rated 15A/125V/1875W, enough for most home and office loads

Cons

  • ✗ Two units cannot share the same wall receptacle side by side
  • ✗ No surge protection or joule rating stated by Key Power
  • ✗ No USB ports, so phone bricks still occupy a full outlet
  • ✗ Black only, so it stands out against white outlets and plates

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SpecPicks Verdict

SpecPicks scored Key Power 3-Pack 3 Outlet Wall Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the accessories category. Key Power's accessories lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for accessories of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Space-Saving 3-Outlet Extender: Transform a single outlet into three without the bulk of a traditional power strip. This compact cube tap delivers extra power exactly where you need it—behind furniture, in tight corners, or in rooms with limited receptacles, solving space constraints effortlessly.
  • ETL Listed Safety & Secure Grounded Protection: Our outlet extender is ETL Listed, meeting rigorous U.S. safety standards. The 3-prong grounded plug and flame-retardant casing are engineered to prevent overloads, shocks, and short circuits, ensuring protection for all your connected devices.
  • 90 Degree Outlet Adapter: The innovative 90-degree design allows large wall warts and adapters to fit without blocking adjacent outlets, making this electrical outlet extender perfect for tight spaces-Note: While it doesn’t block adjacent outlets, two units cannot be placed side-by-side on the same wall receptacle.
  • Universal Compatibility for Home & Travel: Works seamlessly with both 2-prong (polarized) and 3-prong (grounded) plugs. Weighing a mere 2 ounces, its portable design is perfect for business trips, hotel stays, dorm rooms, workshops, and everyday home use.
  • Powerful & Reliable Performance: This compact outlets extender is rated for 15A/125V/1875W to run multiple devices reliably. Its durable build ensures long-lasting performance for your home or office.

Full Specifications

BrandKey Power
ColorBlack
ModelLA-21
Voltage125 Volts (AC)
Wattage1875 watts
Amperage15 Amps
MaterialAcrylonitrile Butadiene Styrene (ABS)
Unit Count3.0 Count
Part NumberLA-21
Material TypeAcrylonitrile Butadiene Styrene (ABS)
Connector TypePlug-In
Power Plug TypeType B - 3 pin (North American & Japanese)
Specification MetETL
Compatible DevicesALL
Included ComponentsOutlet Wall Adapter
Total Power Outlets3
Warranty Description1 Year Manufacturer
Full listing title[ETL Listed] 3-Pack 3 Outlet Wall Adapter, Grounded 3-Prong Cube Tap | Outlet Power Splitter, Compact 3-Way Plug Adapter for Home, Office or Travel (Black).

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[ETL Listed] 3-Pack 3 Outlet Wall Adapter, Grounded 3-Prong Cube Tap | Outlet Power Splitter, Compact 3-Way Plug Adapter for Home, Office or Travel (Black). is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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[ETL Listed] 3-Pack 3 Outlet Wall Adapter, Grounded 3-Prong Cube Tap | Outlet Power Splitter, Compact 3-Way Plug Adapter for Home, Office or Travel (Black).
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