Best Transformer 110v To 240v Deals Online in the UK (24 Deals Found)

Last Updated - 29/10/2026 Sort By:

Best Choice
Faithfull

New
Faithfull Site Transformer - 3.3 kVA, 110V, 16A, 240V Input, Twin Outlet (2 socket) Heavy-Duty Waterproof IP44 Case with
Power for Industrial Power Tools - Provides reliable power to a range of industrial tools, ideal for construction sites

£69.95
15% Off
iPalamila

New
200W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug), Smart and Efficient Temperature-Protected
【𝐇𝐈𝐆𝐇𝐋𝐘 𝐄𝐅𝐅𝐈𝐂𝐈𝐄𝐍𝐓 𝐀𝐍𝐃 𝐏𝐑𝐀𝐂𝐓𝐈𝐂𝐀】This 200W step-down voltage converter is equipped with a UK plu

£20.39 £23.99
New
5000W Peak Voltage Converter Step Up/Down Transformer 240V to 110V/110V to 240V
✅HEAVY-DUTY 5000W PEAK: Handles power tools, machinery & multiple appliances simultaneously.

£69.99
Oypla

New
Oypla 3.3KVA Site Transformer 110V Twin Outlet 16 AMP KVA 3.3
SUITABILITY - Ideal for site-round use and heavy duty power tools

£64.99
New
500W 800W 1500W 3000W Voltage Transformer Converter Step Down & Up 240V⇋110V
Rated Power : 500W/800W/1500W/3000W.

£39.99
Best Value
Aplsinvivi

New
200W Step Down Transformer 220V/240V to 110V/120V,Converter US to UK
【Efficient Power Converter】This 200W step-down voltage transformer, featuring a UK plug, is a multi-functional and high-

£19.99 £25.99
11% Off
Cantonape

New
500W Voltage Transformer, 220/240 Volts to 110/120V Step Up Step Down Voltage Converter, UK to US & US to UK
HIGH VOLTAGE TRANSFORMER- This power transformer can be used in 110 Volt countries and 220 Volt countries. It will conve

£39.99 £44.99
New
Step Up Site Transformer 110V to 240V 3.3kva 2 x 16A 240V Sockets IP44 ⭐
Our range of product are exclusive to Dynatex.

£115.99
iPalamila

New
300W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug), Smart and Efficient Temperature-Protected
【𝐇𝐈𝐆𝐇𝐋𝐘 𝐄𝐅𝐅𝐈𝐂𝐈𝐄𝐍𝐓 𝐀𝐍𝐃 𝐏𝐑𝐀𝐂𝐓𝐈𝐂𝐀】This 300W step-down voltage converter is equipped with a UK plu

£29.99
New
uyoyous 3000VA Step Down Transformer 240V to 110V Voltage Converter LED
Rated Capacity: 3000VA.

£75.00
CONNEXION ELECTRICAL LTD

New
110V Site Transformer 1.2KVA Portable 240V to 110V Step Down
1.2KVA POWER RATING: Provides a dependable 1.2KVA output for consistent performance, delivering stable power for demandi

£57.49
CONNEXION ELECTRICAL LTD

New
3.3kVA Step Up Transformer 2x16 Amps Outlet 240V 16 Amps 110V Plug with 1.5m Cable for Work Sites and Construction
3.3kVA Transformer: This is 240 transformer rendering it suitable for a wide array of tools and equipment commonly found

£120.00
New
2000W Step Down Voltage Converter 240V to 110V with Temp Control & Circuit Break
The UYOYOUS 2000W Step Down Voltage Converter is a reliable and efficient unit designed to convert 240V to 110V while co

£51.66
jxgzyy

New
jxgzyy 2000W Step Down Voltage Convertor Transformer 240V 220V to 100V 120V With Temperature Control Circuit Breaker Pro
2000W STEP DOWN TRANSFORMER:2000W voltage converter offer you a safe, reliable, affordable & convenient solution to conv

£77.99
New
Faithfull FPPTRAN33A Transformer Dual Socket 110V
It also includes resettable thermal overload protection for added safety and a blue LED power indicator for quick and ea

£74.25
Kutixth

New
300W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug), Smart and Efficient Temperature-Protected
【𝐇𝐈𝐆𝐇𝐋𝐘 𝐄𝐅𝐅𝐈𝐂𝐈𝐄𝐍𝐓 𝐀𝐍𝐃 𝐏𝐑𝐀𝐂𝐓𝐈𝐂𝐀】This 300W step-down voltage converter is equipped with a UK plu

£29.99
New
Goldsource ST-300 Step Up/Down Transformer 300W 110/220V, 110-240V Input
new bought a while ago but never used a small scratch at the top, does not affect performance

£33.69
New
2000W Step Down Voltage Transformer 220~240V to 100~120V US to UK Converter
If the electric current is overloaded, it will automatically power off.

£60.73
New
500W Voltage Converter Transformer Step Down & Up 220V to 110V & 110V to 220V UK
Features 110V socket and 220V UK socket.

£24.62
New
5000W Transformer 110V To 220V Voltage Converter 220V To 110V 5000VA Ship Use

£65.99
New
Compact 500W Voltage Transformer with UK Plug - Step Up/Down for Home & Travel
Compatible with a wide range of small household appliances.

£63.99
New
3000W/5000W Voltage Converter Transformer Step Up &Step Down 240V⇋110V Trip Home
Continuous 3000W capacity, peak 5000W.

£89.99
New
Transformer 1.5kVA Single Outlet
The Faithfull TRAN15 is designed for use on the worksite to provide power to industrial powertools.

£125.18
New
Voltage Converter 100V-240V to 100V 250W transformer
It eliminates the need for a variety of adapters and allows you to travel lightly with fewer possessions.

£53.99

24 Transformer 110v To 240v deals are available from: Amazon, eBay stores, starting from £19.99.
The biggest discount we found is 23% on 200W Step Down Transformer 220V/240V to 110V/120V,Converter US to UK at Amazon.
The lowest price we found is £19.99 while the highest is £125.18.
Prices for the best Transformer 110v To 240v deals average at £61.49.
Last updated on October 29, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Transformer 110v To 240v.