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ETL Listed 3 Outlet Grounding Adapter, BTU Three Plug Outlet Adapter Splitter, Heavy Duty Grounded Power Tap, 3-Prong Outlet Adapter, Multi-Plug Extender, Orange (Pack of 3)
BTU

BTU ETL Listed 3 Outlet Grounding Adapter

Bottom line: The BTU ETL Listed 3 Outlet Grounding Adapter: Turns one grounded outlet into three; ships as a 3-pack for multiple rooms; main trade-off: indoor dry-location use only; not for outdoor or damp areas.

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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

  • ✓ Turns one grounded outlet into three; ships as a 3-pack for multiple rooms
  • ✓ Rated 125VAC / 15A / 1875W for heavy-duty indoor loads
  • ✓ ETL Listed to safety standards with a 3-prong grounded plug
  • ✓ Accepts both polarized and grounded plugs in a compact vinyl body

Cons

  • ✗ Indoor dry-location use only; not for outdoor or damp areas
  • ✗ No surge protection or fuse; only splits the outlet
  • ✗ 1875W ceiling is shared across all three outlets
  • ✗ Stacked design can block adjacent wall sockets

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SpecPicks Verdict

SpecPicks scored BTU ETL Listed 3 Outlet Grounding Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the accessories category. BTU'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

  • Turn One Into Three: Easily convert one indoor, grounded outlet into three with this outlet extender. compatible with both polarized and grounded plugs. Intended use for most indoor applications, such as home, workshop, electrical, industrial, machinery, appliances, garage, basement
  • Heavy Duty: Rugged molded vinyl with streamlined design. Rated for a maximum of 125VAC, 15A, 1875W
  • Space Saving: Compact size allow you to power devices with varying plug sizes where you need it most, space saving for your multiple outlet needs in one area
  • Safe: ETL Listed, meeting the required safety standards, 3-prong grounded plug provides additional safety, for indoor use in dry locations only
  • Convenient: The 3-grounded outlet is of compact size, making it easy to carry. Plug it in any place where you need extra outlets, ideal choice for your convienient life

Full Specifications

SafeETL Listed, meeting the required safety standards, 3-prong grounded plug provides additional safety, for indoor use in dry locations only
BrandBTU
ColorOrange
Voltage125 volts
Amperage15 A
Plug TypeType B
Heavy DutyRugged molded vinyl with streamlined design. Rated for a maximum of 125VAC, 15A, 1875W
Model Number40884243300519
Space SavingCompact size allow you to power devices with varying plug sizes where you need it most, space saving for your multiple outlet needs in one area
Maximum Current15 A
Number of Ports3
Special FeatureLightweight
Number of Outlets3
Enclosure MaterialPolycarbonate
Total Power Outlets3
Warranty Description1 year
Item Dimensions L x W4.92"L x 2.95"W
Other Special Features of the ProductLightweight
Full listing titleETL Listed 3 Outlet Grounding Adapter, BTU Three Plug Outlet Adapter Splitter, Heavy Duty Grounded Power Tap, 3-Prong Outlet Adapter, Multi-Plug Extender, Orange (Pack of 3)

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ETL Listed 3 Outlet Grounding Adapter, BTU Three Plug Outlet Adapter Splitter, Heavy Duty Grounded Power Tap, 3-Prong Outlet Adapter, Multi-Plug Extender, Orange (Pack of 3) 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 Outlet Grounding Adapter, BTU Three Plug Outlet Adapter Splitter, Heavy Duty Grounded Power Tap, 3-Prong Outlet Adapter, Multi-Plug Extender, Orange (Pack of 3)
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