10 Best Ultra Flat Extension Cord in The UK

Last updated on 12/08/2025

Advertising disclosure

DEWENWILS 15m Flat Plug Extension Cord, Ultra Thin 3 Pin Power Strip 13A/125V/1625W, 16/3AWG Flat Power Cable for Small Indoor Spaces

Why We Love It

Connect three devices simultaneously.
Space-saving flat plug design.
Durable and safe construction.

Main Highlights

3 POINT OUTLETS - This 3-point extension cable allows you to connect up to 3 devices at the same time by simply powering your table lamp, bedside lamp and floor lamp without worrying about limited plug availability. 13A/125V/1625W and 16/3C, ensures stable current transmission
Space-saving flat plug: with 15m power cable with flat plug design, this flat extension cord is space-saving and easy to plug and remove; In narrow spaces, it fits perfectly on the wall and hides behind furniture such as sofa, bedside table, wardrobe and dresser and keeps your home clean and beautiful
Ultra Thin Ribbon Cable The flat mesh band has an ultra thin flat cable that is only 0.5cm thick, so it can be placed flat on walls or even hidden under carpets, reducing the risk of tripping. It can pass under doors flexibly and is therefore suitable for use in the living room, bedroom and offices
Durable and Safe - Made from SPT-3 cable and full copper core, this flat mesh band provides low resistance, high conductivity and excellent flexibility, reduces heat generation and ensures electrical safety. Fireproof PVC outer layer ensures durability and prevents the spread of fire in an emergency
Heavy Duty Pull Relief & ETL Certification: this 3 point power strip is subject to strict ETL safety certification, specially reinforced strain relief design ensures stability and safety even with frequent movements or adjustments in daily use, greatly extending the life of the tape

LIDER Flat-Face Outlet Extender with 3 Receptacles, Ultra-Thin Wall Plate Plug with Cord Extender and 3-Outlet Power Strip, 8ft Cord, LWE8-315-NK,ETL-Listed, Nickel

Why We Love It

Sleek design eliminates bulky cords.
Variety of colors for customization.
Perfect for hard-to-reach outlets.

Main Highlights

LIDER flat-face outlet extenders come in a variety of colors designed to match LIDER devices and receptacles; for a cohesive look, always use LIDER devices to ensure a perfect fit and color match
Residential grade; flat-face outlet extender features a sleek design and a 8ft extension cord with 3 standard receptacles, Max Wattage 1625W, wall plate dimensions: 5.50" height x 3.15" length
Eliminate bulky plugs and cords protruding from the outlet – the ultra-thin outlet extender covers the wall outlet completely and allows you to plug in devices in a more discrete location
Perfect for outlets that are inconveniently placed; use wall plate plugs for outlets that are located behind furniture, under desks, on kitchen countertops, in bathrooms, and more
Nickel color; 8ft cord length, all hardware included; compatible with any duplex and decorator receptacles, ETL-Listed

DEWENWILS 15m Flat Plug Extension Cord, Ultra Thin 3 Pin Power Strip 13A/125V/1625W, 16/3AWG Flat Power Cable for Small Indoor Spaces

Why We Love It

Three devices powered simultaneously.
Space-saving flat plug design.
Durable and safe for use.

Main Highlights

3 POINT OUTLETS - This 3-point extension cable allows you to connect up to 3 devices at the same time by simply powering your table lamp, bedside lamp and floor lamp without worrying about limited plug availability. 13A/125V/1625W and 16/3C, ensures stable current transmission
Space-saving flat plug: with 15m power cable with flat plug design, this flat extension cord is space-saving and easy to plug and remove; In narrow spaces, it fits perfectly on the wall and hides behind furniture such as sofa, bedside table, wardrobe and dresser and keeps your home clean and beautiful
Ultra Thin Ribbon Cable The flat mesh band has an ultra thin flat cable that is only 0.5cm thick, so it can be placed flat on walls or even hidden under carpets, reducing the risk of tripping. It can pass under doors flexibly and is therefore suitable for use in the living room, bedroom and offices
Durable and Safe - Made from SPT-3 cable and full copper core, this flat mesh band provides low resistance, high conductivity and excellent flexibility, reduces heat generation and ensures electrical safety. Fireproof PVC outer layer ensures durability and prevents the spread of fire in an emergency
Heavy Duty Pull Relief & ETL Certification: this 3 point power strip is subject to strict ETL safety certification, specially reinforced strain relief design ensures stability and safety even with frequent movements or adjustments in daily use, greatly extending the life of the tape

Flat Plug Extension Cord, 15ft Ultra Thin Flat Power Strip - 6 Outlets 3 USB Ports (2 USB C) 3 Side Outlet Extender, Power Strip with No Surge Protection for Cruise, Travel, Dorm Essentials

Why We Love It

Ultra-thin for easy placement.
Charges multiple devices simultaneously.
Portable design perfect for travel.

Main Highlights

Flat Plug Power Strip & 15 Ft Flat Extension Cord: With only 0.35 inch ultra thin plug and 45-degree right angle design. The low profile flat wall plug is much thinner than traditional plugs, which can easily hide behind all furniture, and will not block the bottom receptacle of your duplex wall outlet. 15 feet thin power cord is made of pure copper, with better current carrying capacity (15A). The flat extension cord can be easily hidden under the carpet.
9-in-1 Desktop Power Strip & Side Design: Flat extension cord could turn 1 outlet into 6 outlets 1 USB-A and 2 USB-C, which could power 9 devices simultaneously. 3-side design that makes it easier for the plugs not to cover any outlet, minimizing wasted space on your home office desktop or travel bag, which makes Our Flat plug power strip become a home, college dorm, and travel essentials.
USB C Fast Charging Station: Add 2 extra USB C ports for your devices, 2 USB C ports can charge up to 3.0A max, 1 USB-A port can charge up to 5V/2.4A max, with smart charging technology, it can automatically detect your connected devices and can achieve faster charging efficiency, which would charge your devices WITHOUT a variety of converters.
Travel Essentials & Cruise Accessories Must Haves: The cruise power strip with NO surge protection, it's an absolute must have for home and cruise ship accessories as cruise lines require that power strips have NO surge protection. Our travel power strip is more portable than a regular power strip. Compact and lightweight, easy to carry, and perfect for travel.
Multiple Safety Protection & Suitable for All Occasions: This thin extension cord is certified by ROHS, FC, and ETL, protected against over-voltage, over-current, over-charge, short-circuiting, and over-heating. An extra mounting hole allows the low profile extension cord to be securely installed in various applications, such as walls, floors, under counters, and more.

LIDER Outlet Extender with 3 Receptacles, 12W USB Type-A, and USB Type-C, Ultra-Thin Wall Plate Plug with Cord Extender, 3-Outlet Power Strip, Flat-Face, Slim Design, ETL-Listed, 3ft Cord, Black

Why We Love It

Perfect color match available.
Premium quality ensures safety.
Easy installation for convenience.

Main Highlights

𝗣𝗲𝗿𝗳𝗲𝗰𝘁 𝗙𝗶𝘁 𝗮𝗻𝗱 𝗖𝗼𝗹𝗼𝗿 𝗠𝗮𝘁𝗰𝗵 - This outlet extender is Black, but LIDER devices come in a range of striking colors to elevate the look of virtually any home or business. For a cohesive look throughout your space, only use matching LIDER devices and wall plates.
𝗣𝗿𝗲𝗺𝗶𝘂𝗺 𝗤𝘂𝗮𝗹𝗶𝘁𝘆 - LIDER devices and wall plates are top-quality and built with safety in mind. This product is residential-grade with a flat-face, sleek design and a 3ft extension cord with 3x standard receptacles, 1x USB Type-A port, and 1x USB Type-C ports. It is the perfect ************************************************************* for outlet covers that are inconveniently placed or in areas where extra charging ports are necessary.
𝗘𝗮𝘀𝘆 𝗜𝗻𝘀𝘁𝗮𝗹𝗹𝗮𝘁𝗶𝗼𝗻 - LIDER 3ft extension plugs are easy to install and perfect for both decorator and duplex receptacles, making the upgrade quick and hassle-free. Simply remove the extender wall plate face covering, ************************************************************* on the sub-plate, and snap the sleek, matte-facing back on. This permanent installation option prevents the outlet extender from being removed or toyed with.
𝗠𝗼𝗱𝗲𝗿𝗻 𝗮𝗻𝗱 𝗦𝗼𝗽𝗵𝗶𝘀𝘁𝗶𝗰𝗮𝘁𝗲𝗱 - LIDER outlet extension wall plates are available in a striking variety of colors to bring a modern, elevated look to any application–perfect for outlets that are inconveniently placed, such as those located behind furniture, under desks, on kitchen countertops, in bathrooms, and more.
𝗦𝗮𝗳𝗲 𝗮𝗻𝗱 𝗥𝗲𝗹𝗶𝗮𝗯𝗹𝗲 - This LIDER outlet extender features a 3ft cord length, with all hardware included; it is further compatible with any duplex and decorator receptacles; 125VAC, 60Hz; 1250W max wattage; 16 AWG; Type-C USB Rating 5V/1.5A per port; Type-A USB Rating 5V/1.2A.

Ultra Flat Power Strip with USB C, 6 Outlets, 3 USB Ports with 5ft Extension Cord, Compact for Travel and Cruise Essentials

Free Shipping

Why We Love It

Ultra-thin design saves space.
Charges 9 devices simultaneously.
Compact and travel-friendly design.

Main Highlights

7mm Ultra-thin Flat Plug - The ultra-thin plug can perfectly fit your wall outlet and hide behind furniture to save more space than usual socket.
9-in-1 USB-C Power Strip - All-in-one power strip provides 6 widely spaced outlets 2 USB-A ports and 1 USB-C port, charge 9 devices simultaneously.
COMPACT FOR TRAVEL - The 3-sided design makes our power strip only 1/3 the size and mass of others. It is compact and lightweight as a travel essential.
Overload Protection The built-in circuit breaker cuts the power when it exceeds 1250W/125V/10A to avoid over-current and overheating.
Wall Mount Power Strip - There are two mounting holes on the back of the power strip, which can be used to easily install the power strip on the wall.

Olcorife - Flat extension cord with outlet cover, power strip with 8 outlets and 4 USB ports, 2000 july surge protector, 10ft cord for spaces

Why We Love It

Space-Saving Design Fits Anywhere.
Elegant Look for Neat Spaces.
Charge Multiple Devices Simultaneously.

Main Highlights

Space Saving The ultra-thin flat plug can fit perfectly in tight places and save space.
ELEGANT AND TIDY - The flat plate covers the outlet and makes it elegant and tidy.
【1 Charge for 12】Power strip provides 8AC and 4 USB to charge 12 devices simultaneously.
【Surge Protection】Provides 2000 joules surge protection for your devices against surge spikes.
【10FT & Wall-Mounted】The cord is flat and the power strip is wall mounted.

Olcorife - Flat extension cord with outlet cover, flat power strip with 6 outlets and 3 USB ports, 2000 july surge protector, 10ft cord for

Why We Love It

Space-saving design for convenience.
Elegant look enhances decor.
Charges multiple devices at once.

Main Highlights

Space Saving The ultra-thin flat plug can fit perfectly in tight places and save space.
ELEGANT AND TIDY - The flat plate covers the outlet and makes it elegant and tidy.
【1 Charge for 9】Power strip provides 6AC and 3USB to charge 9 devices simultaneously.
【Surge Protection】Provides 2000 joules surge protection for your devices against surge spikes.
【10FT & Wall-Mounted】The cord is flat and the power strip is wall mounted.

Black Extension Cable 4M Ultra Thin Long Cable Flat Power Strip with 6 Outlets and 3 USB Ports (2 USB C) Wall Mount for Student Room Living Room

Why We Love It

Charges multiple devices simultaneously.
Fast USB-C charging capabilities.
Compact design saves valuable space.

Main Highlights

4M Extension Cable: Charge up to 9 devices at the same time. It has 6 AC outlets (15A/1875W max. ), which are arranged to prevent blocking, compatible with American 2 or 3 pin sockets. Perfect for phones, laptops, hair dryers and much more. Ideal for bedroom, home, office, bedroom, kitchen and beyond
USB C Fast Charging Station Includes 2 USB-C ports with 5V/3A output, as well as USB-A ports that can reach up to 5V/2.4A max. charge. All USB ports provide 5V/3A (15W) output, making them 30% faster than standard power ports, ideal for phones and tablets
ULTRA THIN SPAD CONNECTOR DESIGN The narrow 3/4 inch connector with an angle of 45° saves space by placing it near walls and behind furniture. Made of durable pure copper (15A) to ensure better current capacity and lasting safety
Multiple safety protection: we have FCC, RoHS, ETL certificates. The USB C power strip has overcharge protection, overvoltage protection, short circuit protection, overcurrent protection and overheating protection. Flame retardant polycarbonate housing with flame retardant at 1600°F makes it more durable and longer
Office computer accessories and after-sales service: equipped with an extra long 15 foot power cable, which can be flexibly adapted to more office scenarios. Whether a further away socket or a larger installation requirement, you can easily handle it. Make your office computer clean and tidy. Enjoy 24/7 online customer service for a hassle-free experience

3ft Flat Extension Cord, Flat Plug Power Strip, 4 Outlets Widely with 3 USB Ports (2 USB C), 3 Sides Outlet Extender with Extension Cord with Multiple Outlets

Why We Love It

Ultra-slim design saves space.
Charges seven devices simultaneously.
Multiple safety features included.

Main Highlights

【3FT Extension Cord & Ultra Slim Flat Plug】With only 0.35 inch ultra-thin plug and 45° right angle design, the flat power strip is much thinner than traditional sockets, which can close to the wall easily and hide in the back of furniture, bed or refrigerator. The 3ft extension cord is made of pure copper, with better current charging capacity (15A). The braided power cord is not easy to deform, durable and safer.
7 in 1 Power Strip with USB Ports - The flat power strip can convert 1 plug into 4 AC outlets, 2 USB-C and 1 USB-A, which can charge up to 7 devices at the same time. USB C port can charge up to 5V/3A. USB-A ports can charge up to 5V/2.4A max, all output USB ports is 5V/3.1A, compatible with your cell phone, laptop, tablet, headset or camera.
【2.3" Wide Spaced & Save Spacing】The extension cord with 2.3 inches widely spaced between outlets, larger than standard plug, fits large adapters without blocking each other. The compact power strip saves more space, makes the table look tidy, and is suitable for home, office and college dorm.
【Must Have Cruise Ship Accessories】The small cruise power strip without surge protection. The compact size (4.5 x 1.1 x 1.8 inches) takes up less space on your desk or luggage, a must-have accessory for travel, bedroom, home, office, dorm, kitchen, etc.
【Multi-Security Protection】RoHS, FCC and ETL certified. This extension cord with multiple outlets has overload protection, short circuit protection, over-current protection, over-voltage protection and overheat protection.

8.7

Excellent

We scanned 160 products

We reviewed these offers relevant to the Ultra Flat Extension Cord within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like DEWENWILS, LIDER, mifaso, olcorife, HANYCONY, BESHON, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Ultra Flat Extension Cord in the market, we considered we took a deep dive into 801 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is DEWENWILS 15m Flat Plug Extension Cord, Ultra Thin 3 Pin Power Strip 13A/125V/1625W, 16/3AWG Flat Power Cable for Small Indoor Spaces. We love many things about this product by DEWENWILS. What sets it apart from the competition is Connect three devices simultaneously. , Space-saving flat plug design. , Durable and safe construction. .
The best value product for most shoppers and where user satisfaction is continuously the highest is LIDER Flat-Face Outlet Extender with 3 Receptacles, Ultra-Thin Wall Plate Plug with Cord Extender and 3-Outlet Power Strip, 8ft Cord, LWE8-315-NK,ETL-Listed, Nickel by LIDER based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Ultra Flat Extension Cord and the best cost-to-value ratio is 3ft Flat Extension Cord, Flat Plug Power Strip, 4 Outlets Widely with 3 USB Ports (2 USB C), 3 Sides Outlet Extender with Extension Cord with Multiple Outletsat BESHON with a % discount.
Our list of the best Ultra Flat Extension Cord is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Ultra Flat Extension Cord in The UK

Related Deals You Might Like for Ultra Flat Extension Cord

Extension Lead, Power Strips with 2 Way Outlets 4 (4.5A, 1 Type C and 3 USB-A Port) Surge Protection Plug Extension Socket with 1. 8 M Braided cord for Home Office

TOPREK 4 Plug Extension Lead with Ultra Wide Socket, Individual Switch 2 USB-A, 1 USB-C Extension Cable, 2m Extension Lead with USB Slots for Wall Mounting

RosenetSys BLACK 2m Satellite Extension Cable, Twin Coaxial, UK Digital 4K Ultra HD - suitable for Sky Q, Sky HD and Sky+ and Freesat (Black, 2m)

ExtraStar 2 Way Extension Lead, 13A Fused UK Plug Adapter, 1 Metre Extension Cable Power Strip - White

RosenetSys BLACK 5m Satellite Extension Cable, Twin Coaxial, UK Digital 4K Ultra HD - suitable for Sky Q, Sky HD and Sky+ and Freesat (Black, 5m)

PIBEEX Extension Lead with USB, 13A Power Strip 4 Way Outlets 4 USB 5V 3.4A Child Safety Protection 1.6M Extension cord Power Adapter UK Socket for Home Office

Extension Lead UK Pin Plug and Cable, Single Socket Outlets Power Strips (13 A) Surge Protection Plug with 5m Extension Cord for Multiple Appliances of Home,Office-White

HANYCONY - 3 Foot Flat Extension Cable, Ultra Thin Power Strip, 6 Sockets, 3 USB Ports (2 USB C), Flat Output Extension without Surge Protection for Office

Brennenstuhl extension cable with angled flat connector 2m, H05VV-F F3G1, black, 1168980020

We scanned 160 products

We concluded that: