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USB plug adapter UK: charger plug, plug-through, or travel

Updated: October 2026

You have a British double socket, a phone to charge, and a result called a USB plug adapter. On amazon.co.uk that name covers three objects, and several of the twelve rows in our [USB plug adapter comparison](/hub/sockets-and-extension-leads/usb-plug-adapter) disagree with themselves on plug type or port count. This page teaches the decision. Shelf prices in this capture run from £5.99 to £14.88. The Products Compared editorial team compiled this on 16 October 2026 from those listings and public UK sources. Nothing here was lab-tested. A qualifying purchase can earn a commission at no extra cost to you.

You have a British double socket, a phone to charge, and a result called a USB plug adapter.

Our top picks

LENCENT LENCENT double with USB

Best overall

LENCENT LENCENT double with USB
9.4/10about £11.89
DAYEFORUN DAYEFORUN Europe two-pack

Alternative

DAYEFORUN DAYEFORUN Europe two-pack
9.4/10about £14.88
Rekavin Rekavin 20 W USB-C

Best value

Rekavin Rekavin 20 W USB-C
8.8/10about £6.37
On this page

Three products share this name

A charger plug turns the socket into USB until you pull it out. In this set that is the TEYASI, Rekavin, Aioneus and Saqykan shape, from a stated 5 W to a stated 40 W. A plug-through keeps mains outlets and adds USB. The LENCENT at £11.89 is the Type G example: two AC outlets stated at 13 A, plus USB at 3.4 A total. The toomke at £13.29 also claims an AC socket, but its attribute line says Type B. A travel block is the third object. The DAYEFORUN two-pack at £14.88 sits in International Power Adapters, and its reviews do not agree on whether a British 13 A plug fits. That argument belongs on the UK to Europe USB plug adapter page. A four-port brick still occupies the socket. A fixed faceplate is a different buy, on the USB plug adapter vs USB wall socket page.

Plug type before wattage

British sockets take a BS 1363 plug, the three rectangular pins called Type G. Regulation 35 of the Electrical Equipment (Safety) Regulations 2016 requires a plug-in device for a UK domestic socket to suit that system. A fast headline does not repair the wrong pins. The Aioneus 33 W row, B0HCTDWY9P, at £8.49 is titled as a UK charger, and the attribute says Type A. The two UK texts describe ornaments. The toomke attribute says Type B. Leave both until the printed plug type is Type G. None of these twelve files prints BS 1363 or BS 1362, so this comparison cannot certify either number. The TEYASI 5 W single at £5.99 has no plug-type line. That gap is not a quiet confirmation of Type G.
LENCENT LENCENT double with USB

Testsieger

LENCENT LENCENT double with USB
9.4/10about £11.89

Watts, ports, and the missing cable

Five watts here means 5 V at 1 A, an overnight trickle. A stated fast charge in this set means USB-C with power delivery, or a named Quick Charge port. Electrical Safety First notes that a charger starts at 5 V and raises voltage only after a handshake, so a 40 W title still begins as a 5 V supply until that exchange works. The headline wattage is the plug’s budget unless a port table says otherwise. The Rekavin 20 W at £6.37 and the Aioneus 40 W at £9.99 both omit the cable, so an empty drawer makes the shelf price incomplete.

What a mark does not prove

A CE bullet is a claim on the listing, not a certificate this comparison has checked, and not the same statement as BS 1363. Great Britain still accepts UKCA or CE marking for electrical equipment. Northern Ireland’s marking position differs. No file states an IP rating. A blank bathroom answer on the LENCENT page, or a toomke bullet that names a bathroom, does not create a wet-room rating. Unplug on scorch marks, buzzing, a burning smell, or a plug that falls out.

Name the job, then the pins

Insist on Type G, then match one port’s wattage rather than the biggest number in the title. A charger plug is right when the socket can be USB only. A plug-through is right when a 13 A plug has to stay, provided the pin line agrees.

Common questions

Is a USB plug adapter the same as a charger?
On these pages it is often a charger plug, meaning USB only, but the same search also returns plug-throughs and travel blocks. A charger plug occupies the socket. The LENCENT at £11.89 keeps two AC outlets and adds USB at 3.4 A total, which is a different object from a 40 W phone head even when both appear under one query.
Do I still need the 13 A socket?
You need it if a lamp or any mains plug has to stay in that outlet. A four-port charger plug frees no 13 A hole. Read 3,250 W on the LENCENT and toomke rows as the AC side. The LENCENT’s USB budget is 3.4 A total, with USB-A at 2.4 A max and USB-C at 3 A max.
Why does one UK listing say Type A?
The Aioneus 33 W row, B0HCTDWY9P, is titled as a UK charger at £8.49 and the attribute says Type A, two-pin, North American. The two UK texts describe ornaments, not a phone charger. Leave it until the plug line says Type G. The toomke row has the same class of problem with a Type B attribute.
Is a CE line the same as BS 1363?
A CE mark, where a listing prints one, is a conformity claim. It does not state that the pins are BS 1363, and this comparison has not tested them. None of the twelve files prints BS 1363 or BS 1362. Great Britain accepts UKCA or CE for electrical equipment, and that still does not identify the plug pattern.
Can I use it in a bathroom?
Not on the strength of these listings. No row states an IP rating. A blank answer, or a bullet that mentions a bathroom, is not a wet-area rating. Bathrooms and new circuits are a competent person’s job. If the socket is already warm or damaged, stop before you insert any of these plugs.

Related pages

Sources

Public UK sources and the amazon.co.uk listings in this comparison, retrieved on 16 October 2026.

  1. Electrical Equipment (Safety) Regulations 2016, regulation 35 (retrieved 16 October 2026)
  2. Plugs and Sockets etc. (Safety) Regulations 1994, regulation 6 (retrieved 16 October 2026)
  3. OPSS product safety report: USB magnetic display charger (2411-0030) (retrieved 16 October 2026)
  4. OPSS product safety report: six-port USB charger (2511-0200) (retrieved 16 October 2026)
  5. Electrical Safety First: USB chargers (retrieved 16 October 2026)
  6. Electrical Safety First: travel advice (retrieved 16 October 2026)
  7. GOV.UK: product marking, UKCA and CE (retrieved 16 October 2026)
  8. amazon.co.uk listing B0D95RNJQS (retrieved 16 October 2026)