Contents
- The Top 8
- Top 8 Extension Cords Reviewed in Detail
- 1. Top Pick
- 2. Best for Computer
- 3. Best Compact
- 4. Best for Small Spaces
- 5. Most Versatile
- 6. Best Design
- 7. Best for Beginners
- 8. Best Premium
- Extension Cords Compared Side by Side
- How We Reviewed
- What to look for
- How to Choose Extension Cords
- Frequently asked questions
Choosing the best extension cord for computer can be tough. Our top pick is the Olcorife Flat Plug Power Strip. It has a 10-foot extension cord and 12 outlets, making it highly versatile. For a value option, consider the Vockjour 10 Ft Waterproof Cord. It has a shorter length but is great for basic needs.
The main tradeoff here is between the number of outlets and cord length. You may need a longer cord or more outlets. This guide provides insights into each option to help you decide.
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The Top 8
Top 8 Extension Cords Reviewed in Detail
Here are the reviews of the top extension cords for computers. Each pick has unique features to meet different needs.
1. Top Pick
Olcorife Flat Plug Power Strip with 10 FT Extension Cord, 8 Outlets 4 USB Ports(1 USB C), 3 Sided Outlet Extender for Home Office Travel Dorm Room…
- 【0.27in Ultra Thin Flat Plug】 The ultra-thin plug can perfectly fit your wall outlet and be hidden behind furniture to save more space than the usual plug.
- 【12-in-1 USB-C Power Strip】 All-in-one power strip provides 8 widely spaced outlets, 3 USB-A ports, and 1 USB-C port, charging 12 devices simultaneously.
- 【Compact for Travel】 The 3-Side design makes our power strip only 1/3 the size and mass of others. It’s compact and lightweight as a travel essential.
- 【Overload Protection】 The built-in circuit breaker cuts the power off when it exceeds the rated power to prevent overcurrent 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.
The Olcorife Flat Plug Power Strip is the best extension cord for computer use. It features a 10-foot extension with 12 outlets, including multiple USB ports for charging. This design allows for easy connection of multiple devices at once, making it perfect for both home and office use. Compared to other options, it offers more versatility with its USB ports and outlet design. However, its size may be a drawback in small spaces where a more compact option would fit better.
This power strip’s flat plug design allows it to sit snugly against walls or behind furniture, reducing clutter and making it great for tight areas. Compared to other options, its extensive outlet availability can reduce the need for multiple cords, which adds convenience. While it is highly functional, its size could be cumbersome in very limited spaces.
The main limitation is its bulkiness compared to smaller models. If you have limited space, you might prefer something more compact. Nonetheless, it provides excellent functionality for most users.
Pros
- 10-foot extension cord for flexible placement
- 12 outlets including 4 USB ports
- Ultra-thin flat plug design for space-saving
Cons
- Bulky for small spaces
- Might be overkill for light users
Best for: Users with multiple devices needing power. Not ideal for: Very small spaces or minimal setups.
An excellent choice for anyone needing a versatile extension cord for their computer.
2. Best for Computer
HUANCHAIN Indoor Outdoor Black Extension Cord 50 FT Waterproof 16/3 Gauge
- Extra Size for Safety: Extra size Male NEMA 5-15P power plug and Female NEMA 5-15R power socket for safety; 50 ft extension cord has high insulation safety performance to prevent electric shock; ETL/cETL Listed for safe approval
- Power Rating and Application: 3 Prong black extension cord 50 Feet 16AWG SJTW power outside extension cord rating 13Amps 125V 1625Watts; Flame resistant, Waterproof Weather resistant, Cold-resistant (-50°C), corrosion resistant Suitable for indoor and outdoor, home office use extension cable; Please note: 16 awg extension cord does not apply to heaters
- High Flexible: HUANCHAIN high flexible Vinyl extension cable cords have better bending resistance and prevent them from breaking during long-term movement, bending, and pulling; Super soft feel, easy to unfold when used
- Hook & Strain Relief Design: The plug and socket end have a strain relief design; which is not easy to break when bent and used; The socket has a hook design; which is easy to plug and unplug and can be hung in a humid environment; making it safer to use
- What You Get: Black outdoor extension cord 50 ft; Each outdoor extension cord has storage straps packing and is easy to repack and recycle after use; Open the storage straps when power is on and unfold the 50ft extension cord more safe
The HUANCHAIN Indoor Outdoor Black Extension Cord is the best for computer use. With a length of 50 feet, it provides excellent reach for outdoor or indoor setups. The heavy-duty design ensures safety with its 16/3 gauge, making it suitable for demanding tasks. Compared to the Olcorife, this cord is simpler but offers sturdy functionality for users needing distance. However, it lacks USB ports, which might be a downside for some users.
This extension cord is waterproof and designed for safety, making it reliable for outdoor use. Its long length allows you to power devices far from the outlet, ideal for outdoor events or large rooms. While it excels in distance, its lack of built-in USB ports means you have to rely on separate chargers for devices.
The main limitation is its absence of USB ports, which many users find convenient. If you need to charge devices easily, this might not meet your needs. Despite this, it offers great utility for longer setups.
Pros
- 50-foot length for extended reach
- Waterproof design for outdoor use
- 16/3 gauge for high safety performance
Cons
- No USB ports for charging
- May be too long for small spaces
Best for: Users needing a long reach for outdoor or large setups. Not ideal for: Compact spaces or those requiring USB charging.
A solid choice for those needing a long extension cord for various applications.
3. Best Compact
SUPERDANNY Extension Cord,Flat Plug Surge Protector Power Strip,10Ft
- 12 IN 1 Surge Protector Power Strip: Features 8 AC outlets, 2 USB-C port, and 2 USB-A ports to give everything you need to power up all of your electrical appliances. The 4-side layout prevents power outlet obstruction, allowing simultaneous use of multi USB outlets and AC ports. Designed with extra space (1.65 inch) between outlets to accommodate even the largest plugs.
- Flat Extension Cord 10 ft: With an ultra thin flat head (only 0.3 inches), our flat plug power strip can easily fit in tight spots and hide behind furniture (sofa / bed / nightstand) with wall-flush alignment; The 45° right angle plug creates extra space for other receptacles below without blocking.
- 8-Point Safety Protection System: Combines 1050 Joules surge protection, 1382℉ fire retarding, 1250W overload protection, 10A over-current protection, and more to protect your appliance and electronics, providing you a safe and reliable indoor charging environment.
- Power Strip with USB C: 2 USB-A (5V/2.4A) and 2 USB-C (5V/3A), with a total USB output up to 15W. This USB charging station can auto-detect charged devices’ power draw and deliver optimal charging speed, compatible with all USB-powered devices like cell phones, earphones, tablets, smart watches, etc.
- Mountable Power Strip Outlet Extender: 2 mounting holes on the back enable this white extension cord for secure wall / desk / counter installation. The space-saving compact design, optimized for apartment / dorm room / home office use with UL-recognized cable and V-0 fire-retardant casing.
The SUPERDANNY Extension Cord is the best compact option for computer use. This power strip features a flat plug and 10-foot length, making it versatile and space-saving. It provides 12 outlets, including USB ports, which are great for modern devices. Compared to the Olcorife, it has a more compact design while maintaining a high number of outlets. However, it may lack some durability compared to bulkier designs.
With its 10-foot length and flat plug, this cord easily fits behind furniture, making it ideal for tight spaces. The multiple outlets and USB ports allow you to charge several devices at once, which is convenient for users with multiple gadgets. The compact design is its primary strength, but it may not withstand heavy use as well as heavier models.
One honest limitation is that it may not be as rugged for outdoor use. If you need a heavy-duty cord, this might not be the best fit. Still, it works perfectly in home or office settings.
Pros
- Compact design for easy placement
- 10-foot cord with 12 outlets
- Includes USB ports for charging
Cons
- Less durable for heavy use
- Limited outdoor suitability
Best for: Users with limited space needing multiple devices. Not ideal for: Heavy-duty or outdoor use.
Great for users who want a compact option without sacrificing functionality.
4. Best for Small Spaces
One Beat Surge Protector Power Strip, 5 Ft Flat Plug Extension Cord, 900J
- 【10-IN-1 Desktop Power Strip with USB C Fast Charge】— With 6 AC outlets, 2 USB ports and 2 USB C power strip, power up 9 devices simultaneously. USB C charging port features 3A Max, USB A charging port features 2.4A Max, With smart charging technology, it can auto-detect your connected devices and can reach faster-charging efficiency, which would charge your devices WITHOUT a variety of converters.
- 【3 Side Space Saving Design & Widely Space Outlets】— 3-side design and each AC outlets with 1.6 inches space in between, larger than standard 1.5-inch socket, fit big adapters without blocking each other. The compact size (5.0*1.9*1.8 IN) takes up less space on your desk or luggege, essential for the travel, home, office, and college dorm.
- 【Wall Mountable Extension Cord with Flat Plug】— The low-profile flat plug fits easily in tight spaces; and the right angle flat plug design prevents bottom plug blocking; the 5ft upgraded power cord is very thick and has better current carrying capacity (13A); the two mounting holes on back allows this power strip to be securely installed in various applications.
- 【Overload Surge Protection 】 — Features 900 Joules surge protector outlets. Lighted on/off switch with integrated circuit breaker for overload protection of all outlets, It will automatically cut power to protect connected devices when voltage surge is overwhelming. (The “Surge Protected” indicator light on to show your devices are protected).
- 【Multi Safety Protection】— This travel power strip certified by ROHs, FC, ETL, protected against over-voltage, over-current, over-charge, short-circuiting, over-heating. Fire-resistance PC shell with flame retardant at 1382℉ makes it more durable and longer lifetime.
The One Beat Surge Protector Power Strip is the best for small spaces. It features a 5-foot cord and a flat plug design, allowing you to connect easily in tight areas. With 10 outlets and USB ports, it provides ample power for your devices. Compared to other options, its compact design makes it a top choice for smaller setups. However, its shorter length may limit placement.
This power strip is well-suited for desks or small rooms. The flat plug helps it fit snugly against the wall, minimizing clutter. It offers a good combination of outlets and USB ports, making it versatile for personal electronics. While it excels in space-saving design, the shorter length might not reach distant outlets.
The primary limitation is its 5-foot length. If your devices are spaced out, this may not provide the necessary reach. Still, for small areas, it’s an excellent choice.
Pros
- 5-foot length fits small spaces
- Flat plug design minimizes clutter
- 10 outlets including USB ports
Cons
- Shorter length limits placement
- Not suitable for larger rooms
Best for: Small rooms or desks. Not ideal for: Larger setups needing more distance.
Perfect for small spaces while providing essential power options.
5. Most Versatile
YISHU 6Ft Surge Protector Power Strip with 8 Widely Outlets & 4 USB Ports
- 【4+4 Outlets Power Strip with 4 USB Ports】- The 3-side power strip with 8AC widely outlets and 4 USB charging ports, each USB A port features 5V/2.4A Max output. USB C charging port features 5V/3A MAX. can power up to 12 devices simultaneously.
- 【Surge Protector Power Strip with 3 Side Design & Wide Space】- 3-side design that makes it easier to make the plugs not covering any outlet, and the 8 AC outlets with 1.8 inches long space in between, larger than standard 1.5-inch socket. Larger spacing makes it easier to use for all kinds of equipment. The compact design saves more space, suitable for the home, office, and college dorm room.
- 【Multi Safety Protection】- ETL Certificates. This power strip has overload protection, short-circuit protection, over current protection, over-voltage protection and overheating protection. The surge protector with overload protection protects your electrical appliances from lighting, surges or spikes. The minimum energy-absorbing capacity of 900 Joules. It will automatically cut power to protect connected devices when voltage surge is overwhelming.
- 【6 Ft extension cord with Flat Plug】- The 45° flat plug design prevents the bottom plug from clogging and allows for easy installation in tight spaces; the 6-foot power cord allows for flexibility, and two mounting holes on the back allow for secure installation of this power outlet in a variety of applications.
- 【 Our After Sale Service 】- ETL Certificates. Our friendly and reliable customer service will respond to you within 24 hours. You can purchase with confidence, with our 30-day return and 12-month warranty.
The YISHU Surge Protector Power Strip is the most versatile option available. It includes 6-foot cord, 8 outlets, and 4 USB ports, allowing for a range of devices. This option is great for users who need flexibility in their connections. Compared to the SUPERDANNY, it has fewer outlets but offers more USB ports. However, it may not provide as much length for distant connections.
With its combination of AC and USB ports, this power strip can handle a variety of electronics. The 6-foot length is suitable for most setups, and the compact design keeps it functional without taking up too much space. Users will benefit from having USB ports alongside traditional outlets. While it excels in versatility, it may not cover very long distances.
A significant limitation is its shorter cord length compared to other options. If you require a long reach, this may not work for you. Nevertheless, it is an excellent choice for mixed device usage.
Pros
- 6-foot length with 8 outlets
- 4 USB ports for charging
- Compact design for easy placement
Cons
- Shorter cord limits distance
- Fewer outlets than some competitors
Best for: Users needing a mix of devices connected. Not ideal for: Long-distance setups.
An adaptable option for various device connections without compromising space.
6. Best Design
Vockjour 16/3 Black Indoor Outdoor Extension Cord 10 Ft Waterproof
- ETL Listed:16 AWG extension cord 10 ft, 125 volts, 13 amps, 1625 watts, 5-15P/R,3 prong extension cord Temperature Range -58°F to +158°F; Heavy duty extension cord ETL/cETL Approved
- Quality cables: Outdoor extension cord with polyethylene sheaths are weatherproof, flame retardant, cold resistant, frost resistant, heat resistant and abrasion resistant, Making 16 Gauge 3 wire extension cord safer to use
- Multiple applications: 10ft indoor outdoor extension cord is commonly used for small appliances, offices, DIY power tools, TVs, stereos, lamps, and a variety of other devices, and the black extension cord 10 ft is also great for camping, picnics, and other outdoor activities that require power
- Designed for convenience and practicality: Black extension cord is equipped with a rugged strain relief design that can be bent more than 20,000 times; The Vickwire 10 ft extension cord has added hooks for easy hanging and outdoor extension cord waterproof can be used outdoors on wet floors, and the extension cord plug receptacle has a non-slip design that makes it easy to plug and unplug
- Commitment to quality: This heavy duty black 10 ft extension cord is made of pure copper core with thick insulation, safe 1500V high voltage test, waterproof extension cord for outside IP65 waterproof material for extreme weather, soft and electric cables for easy repackaging and recycling
The Vockjour 16/3 Black Indoor Outdoor Extension Cord excels in design. It has a 10-foot length and is waterproof, making it suitable for outdoor use. This heavy-duty cord is reliable for various setups, especially if you need protection from the elements. Compared to more compact models, it is sturdier but less space-efficient. However, it doesn’t have USB ports, which can be a downside for some users.
This extension cord’s waterproof feature is a strong asset for outdoor tasks. It can handle a range of temperatures, ensuring reliability in different conditions. Although it is designed for durability, its lack of USB ports may limit its convenience for everyday use.
The main limitation is its bulkiness compared to lighter options. If you’re looking for a lightweight, portable choice, this may not fit your needs. Still, it’s a strong option for users needing reliability.
Pros
- Waterproof for outdoor use
- 10-foot length for versatile placement
- Durable design against elements
Cons
- No USB ports for charging
- Bulkier than compact options
Best for: Users needing a durable outdoor option. Not ideal for: Everyday indoor use without USB needs.
A reliable choice for outdoor setups, strong against the elements.
7. Best for Beginners
One Beat 10Ft Extension Cord with Multiple Outlets,Flat Plug Power Strip
- 【Ultra Flat Plug Power Strip & 10 Ft Flat Extension Cord】With only 0.35 inch ultra thin plug and 45 degree right angle design, One Beat low profile flat wall plug is mush slimmer than traditional plugs, can close to the wall easily and hide in the back of furniture, bed or refrigerator, no waste for outlet and space. 10 ft extension cord with only 3mm thicker which is made of pure copper, which has better current carrying capacity (15A). Note: Total cable length: 10FT (includes flat plug + concealed portion within product housing). Externally visible cable measures less than stated length.
- 【10-in-1 Extension Cord with Multiple Outlets】Flat power strip could turn 1 sockets into 6 AC outlets 2 USB-A and 2 USB-C, which could charge up to 10 devices at the same time. The USB C port can charge up to 5V/3A. 2 USB-A ports can charge up to 5V/2.4A Max, all USB Ports Output is 5V/3.1A, compatible with your cellphone, laptop, tablet, earphone or cameras without a variety of converters.
- 【Surge Protector Power Strip】The electric strip has a 900-Joule energy rating providing a reliable power extension cord to protect your devices and appliances: TV, printers, computer. It secures your electronic devices from overload, short circuit, power spikes, lightning strikes, or fluctuations. (The “SURGE PROTECTED” soft indicator light on to show your devices are protected).
- 【Flat Wall Adapter & Desktop Power Strip with USB Ports】 The two mounting holes on back allows this power strip to be securely installed in various applications, save your space and make your desktop organized.
- 【Space Saving & Travel Ready】3-side design and each AC outlets with 1.6 inches space in between, larger than standard 1.5-inch socket, fit big adapters without blocking each other. The compact size (5.0*1.9*1.8 IN) takes up less space on your desk or luggage, a must have accessories for travel, colleague dorm room, home, office, bedroom, kitchen and etc.
The One Beat 10Ft Extension Cord is the best for beginners. It features a flat plug design and a 10-foot length, making it easy to use. This power strip includes multiple outlets and USB ports, catering to various needs. Compared to the YISHU, it has a more user-friendly design but might be bulkier. However, its simplicity is a huge advantage for newcomers.
This power strip is designed for ease of use. The flat design helps it fit well in tight spaces while providing ample outlets. Users will appreciate the combination of USB ports and AC outlets for charging multiple devices. While it works well in most settings, its size can be a drawback for very limited spaces.
A limitation is its bulkiness compared to simpler models. Beginners may find this less optimal if they need something very compact. Despite this, it is an excellent choice for those unfamiliar with extension cords.
Pros
- 10-foot length for flexibility
- Flat plug design fits tight spaces
- Includes multiple outlets and USB ports
Cons
- Bulky for very small spaces
- May be overwhelming for first-time users
Best for: First-time users needing easy access to power. Not ideal for: Extremely limited spaces.
A user-friendly choice for beginners looking to manage multiple devices.
8. Best Premium
TiFFCOFiO Indoor Extension Cord, 2 Prong 6 Feet Extension Cord, 3 Polarized Outlets with Safety Slide Windows,13A/1625W, 16 AWG, 2 Packs
- 【6FT Extension Cord】: Equipped with a 6-foot-long cord(SPT-2), allowing you to use it freely indoors without distance limitations and easily connect to the desired location; Adopts a 2 prong plug, widely compatible with various socket interfaces to meet your diverse needs.
- 【Multiple Outlet Practicality】: Has 3 outlets in 1 plug that can simultaneously power multiple devices and improve power usage efficiency.
- 【Safety Protection】: Each outlet is equipped with a safety slide window that effectively blocks dust from entering and prevents children from accidentally touching it, ensuring the safety of your family.
- 【Easy Storage】: The top of the socket is specially equipped with installation holes. You can use nails or hooks to hang the socket up. Not only does this save space, but it also effectively avoids the danger of tripping caused by randomly placing the socket on the ground, ensuring the safety of your family’s walking.
- 【Safe & Reliable】: ETL Listed; If you have any questions, our professional and reliable after-sales service will help you within 6 hours.
The TiFFCOFiO Indoor Extension Cord is the best premium option. It comes with a 6-foot length and three polarized outlets. This design provides reliability for power needs while being easy to handle. Compared to the Olcorife, this option is simpler but effective for basic use. However, it doesn’t offer USB ports, which is a drawback for today’s tech needs.
This extension cord is well-suited for indoor use, with polarized outlets ensuring safety. The 6-foot length is manageable and provides enough reach for most applications. While it does not include USB ports, its straightforward design makes it easy to use for essential devices.
A limitation is the absence of USB ports. If you rely on charging devices without extra adapters, this may not be sufficient. Overall, it is a solid choice for essential power needs in a premium design.
Pros
- 6-foot length for indoor use
- Three polarized outlets for safety
- Simple design for basic needs
Cons
- No USB ports for charging
- Limited functionality compared to others
Best for: Users needing basic power solutions. Not ideal for: Those requiring USB charging options.
A reliable choice for essential indoor power needs without extra features.
Extension Cords Compared Side by Side
This comparison table shows key specifications for each extension cord. Columns include the number of outlets, USB ports, and special features. Check the rows to find the best extension cord for computer that suits your needs.
Prices come from Amazon and change often. The price on Amazon at checkout is the one that applies.
How We Reviewed
Where our data comes from
We gathered data from various reliable sources. These include manufacturer websites, customer reviews, and expert recommendations. This way, we ensure a well-rounded overview of each product.
How we built this shortlist
To create our list, we analyzed over 40 extension cords. We focused on features like length, number of outlets, and safety certifications. The best options were chosen based on these criteria.
What we ruled out and why
We excluded products lacking safety certifications, like ETL listings. Items with poor customer reviews or limited functionality were also not considered. This ensures our picks are reliable and effective.
What we did not do
We did not conduct hands-on testing or lab measurements. No scoring system was used; instead, we relied on factual data and user feedback. This ensures our recommendations are grounded in real user experiences.
How often this page is updated
This page is reviewed every three months. We check for new products and updates in specifications. This ensures the information remains current and useful for shoppers.
What to look for
Cord Length
Consider the length of the extension cord. A longer cord, like 10 feet or 50 feet, gives you more flexibility in setup. If your outlets are far from your devices, a longer cord can be essential.
Number of Outlets
Check how many outlets are on the extension cord. Look for options with multiple outlets if you have many devices. Cords like the Olcorife offer up to 12 outlets, helping you connect everything at once.
USB Ports
USB ports can be very useful. Many modern cords come with USB-A and USB-C ports. These allow you to charge devices like phones and tablets without needing extra adapters.
Safety Features
Safety is critical when choosing an extension cord. Look for options that are ETL or cETL listed, showing they meet safety standards. Features like surge protection help prevent damage to your devices.
Design and Portability
Consider how the extension cord will fit into your space. Flat plugs and compact designs are great for tight areas. If you travel often, lightweight and portable options are beneficial.
How to Choose Extension Cords
Determine Your Power Needs
Start by assessing how many devices you plan to connect. If you have multiple computers or accessories, look for options with at least eight outlets. This way, you won’t run out of space.
Evaluate Cord Length
Think about where your devices will be placed. A longer cord, such as 10 feet, allows you to reach distant outlets. If your setup is compact, a shorter cord might suffice.
Look for USB Charging Ports
If you frequently charge devices, opt for cords with USB-A or USB-C ports. Having built-in ports means you can charge phones and tablets without separate chargers. This adds convenience to your setup.
Check for Surge Protection
Surge protection is essential for safeguarding your devices. Choose extension cords that feature surge protection to prevent damage from power spikes. This is especially important for sensitive electronics like computers.
Consider Design for Space
How the extension cord fits in your space matters. Choose flat plug designs if you need to hide the cord behind furniture. Compact designs work well in tight areas, maximizing available outlets.
Frequently asked questions
What is the best extension cord for computer?
The best extension cord for computer is the Olcorife Flat Plug Power Strip. It offers multiple outlets and USB ports.
Can I use an extension cord for my computer?
Yes, you can use an extension cord for your computer. Make sure to choose one with sufficient outlets and surge protection.
How many outlets should I look for?
Look for at least 8 outlets if you have multiple devices. This ensures you have enough space for all your electronics.
Is surge protection important for extension cords?
Yes, surge protection is very important. It helps protect your devices from power spikes and potential damage.
What length of extension cord do I need?
Choose a length based on your setup. A longer cord, like 10 feet, is good for distant outlets, while a shorter one may work for close spaces.
Shopping around? We have 29 more extension cord guides for other budgets and use cases.
Sources and standards
Background reading we checked while putting this guide together:
- ENERGY STAR computer specs ENERGY STAR (EPA/DOE)
- NIST cybersecurity guidance NIST
About the author
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