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Quali prese e quale tensione si usano nel Regno Unito?

Type G (the three-pin BS 1363 plug), on a 230 V, 50 Hz supply. Most visitors need a Type G adapter; devices not rated for 230 V also need a converter.

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British three-pin plug next to a matching wall socket
Photo: Ukpluggerrr, CC BY-SA 4.0, via Wikimedia Commons

Short answer: Type G (the three-pin BS 1363 plug), on a 230 V, 50 Hz supply. Most visitors need a Type G adapter; devices not rated for 230 V also need a converter.

What plug type is used in the UK?

The UK uses the Type G plug, standard BS 1363, with three rectangular pins. Ireland also uses Type G.[1][2]

What is the UK mains voltage?

230 V at 50 Hz.[2]

British wall socket with a three-pin plug and switch
Photo: Thryduulf, CC BY 3.0, via Wikimedia Commons

Do I need a voltage converter in the UK?

An adapter only changes the plug shape. Look at the label on each charger: if it says 100-240 V it works on 230 V with just an adapter. A device rated only for a lower voltage, such as 100 V or 120 V, needs a voltage converter or should stay at home.[2]

Plugs and voltage by country

How common home countries compare with the UK (Type G, 230 V, 50 Hz).[2] Each name links to that country’s entry guide.

PaesePlug typesVoltageAdapter for the UK?
AustraliaI230 V, 50 HzYes, Type G
BrazilC, N127 V, 60 HzYes, Type G; check devices are rated for 230 V
CanadaA, B120 V, 60 HzYes, Type G; check devices are rated for 230 V
ChinaA, I220 V, 50 HzYes, Type G
FranceC, E230 V, 50 HzYes, Type G
GermanyC, F230 V, 50 HzYes, Type G
Hong KongG, D, M220 V, 50 HzType G is also used there
IndiaC, D, M230 V, 50 HzYes, Type G
IrelandG230 V, 50 HzType G is also used there
IsraelC, H230 V, 50 HzYes, Type G
ItalyC, F, L230 V, 50 HzYes, Type G
JapanA, B100 V, 50 Hz or 60 HzYes, Type G; check devices are rated for 230 V
MexicoA, B120 V, 60 HzYes, Type G; check devices are rated for 230 V
NetherlandsC, F230 V, 50 HzYes, Type G
New ZealandI230 V, 50 HzYes, Type G
NigeriaD, G230 V, 50 HzType G is also used there
PolandC, E230 V, 50 HzYes, Type G
QatarD, F, G, L240 V, 50 HzType G is also used there
Saudi ArabiaG230 V, 60 HzType G is also used there
SingaporeC, G, M230 V, 50 HzType G is also used there
South AfricaC, M, N230 V, 50 HzYes, Type G
South KoreaC, F220 V, 60 HzYes, Type G
SpainC, F230 V, 50 HzYes, Type G
SwedenC, F230 V, 50 HzYes, Type G
SwitzerlandC, J230 V, 50 HzYes, Type G
United Arab EmiratesG230 V, 50 HzType G is also used there
United StatesA, B120 V, 60 HzYes, Type G; check devices are rated for 230 V

Plug and voltage figures come from Wikipedia's table of mains electricity by country, which we use as background rather than an official source.

Fonti

Read on the dates shown. Rules, fees and services change: check the source before you rely on it. Pages marked “not read” refused automated access, so we state nothing from them.

  1. AC power plugs and sockets (opens in new tab), Wikipedia, read 25 October 2026
  2. Mains electricity by country (opens in new tab), Wikipedia, read 1 November 2026