Best 3 Prong Extension Cords of 2025

Harry Stack Avatar
Harry Stack
Last Updated: Jan 6, 2025

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Three prong extension cords are essential tools for providing power to electronics and appliances that require a grounded connection. They come in various lengths and gauges, making it easy to find one that meets specific needs. These cords are reliable and durable, with a sturdy construction that can withstand heavy usage. They are also easy to use, with a simple plug-and-play design that requires no special skills or tools. Whether at home, in the office, or on the job site, three prong extension cords are a must-have for powering a wide range of devices safely and efficiently.

At a Glance: Our Top Picks

GE 8Ft Extension Cord, 3 Grounded Outlets, Low-Profile Flat Plug Cover #TOP 1
GE 8Ft Extension Cord, 3 Grounded Outlets, Low-Profile Flat Plug
ftb score rating icon 9.8
Amazon Basics 6ft Indoor Extension Cord Power Strip - 2-Pack Cover #TOP 2
Amazon Basics 6ft Indoor Extension Cord Power Strip - 2-Pack
ftb score rating icon 9.7
Bindmaster 10+ Ft 3-Prong Extension Cord Cover #TOP 3
Bindmaster 10+ Ft 3-Prong Extension Cord
ftb score rating icon 9.5

Top 10 3 Prong Extension Cords

GE 8Ft Extension Cord, 3 Grounded Outlets, Low-Profile Flat Plug

GE
50251
White
8 Ft
GE 8Ft Extension Cord, 3 Grounded Outlets, Low-Profile Flat Plug Cover
GE 3-Outlet Flat Extension Cord 8 Ft Grounded Extension Cord with Multiple Outlets 3 Prong Outlet Extender Flat Plug Power Strip Indoor Extension Cord 16 Gauge UL Listed White 50251

The GE 8Ft Extension Cord has 3 grounded, 3-prong outlets to plug in more electronics at a single, convenient location. Its 8ft. extra-long power cord is perfect for household electronics that need a little extra length. The low-profile flat plug keeps furniture and media close to the wall, and its angled design allows the surge protector to be plugged into the receptacle without blocking the other outlet. This indoor rated extension cord is UL-listed and backed by a limited-lifetime replacement plan for your peace of mind.

What We Like
Extra-long 8ft power cord
Low-profile flat plug
Indoor rated and UL listed

Amazon Basics 6ft Indoor Extension Cord Power Strip - 2-Pack

Amazon Basics
40318-F6W2P
White
6 ft
Amazon Basics 6ft Indoor Extension Cord Power Strip - 2-Pack Cover
Amazon Basics Rectangular Indoor Extension Cord Power Strip - 6-Foot, 3-Prong ,Flat Plug, Grounded - 13 Amps, 1625 Watts, 125 VAC - 2-Pack, White

The Amazon Basics Indoor Extension Cord Power Strip comes in a 2-pack with 6ft grounded cords. Each unit has three 3-prong outlets to support electronic devices, and the extension cord works with 2- or 3-prong power cords. The space-saving flat plug design lays flush against the wall and the 3-prong plug can be used with any standard outlet. This extension cord has a maximum of 13 amps, 1625 watts, and 125 VAC.

What We Like
Comes in a 2-pack
Flat plug design saves space
Works with 2- or 3-prong cords
#TOP 3

Bindmaster 10+ Ft 3-Prong Extension Cord

4535
White
10 Ft
Bindmaster 10+ Ft 3-Prong Extension Cord Cover
White Extension Cord 10+ Ft 3-Prong 3-Outlet Extension Wire- Space-Saving Flat Angled for Indoor Use by Bindmaster- UL-Listed

The Bindmaster Extension Cord is designed for your convenience with its flat, angled plug that easily fits into tight spaces, like behind furniture or near walls. This thoughtful design allows you to use both outlets without obstruction. With three outlets available, you can connect multiple devices simultaneously, making it perfect for homes, offices, or stores needing extra power sources. Its low-profile cable can be tucked under rugs to maintain a tidy appearance while reducing tripping hazards. Additionally, it boasts advanced flexibility and durability, ensuring it withstands daily use without tearing.

What We Like
Flat, angled plug design
Three outlets for multiple devices
Low-profile for safe use
Durable and flexible construction

DEWENWILS 3 Foot Extension Cord

HNCB03B
Black
DEWENWILS 3 Foot Extension Cord Cover
DEWENWILS 3 Foot Extension Cord, 16 AWG SJTW Weatherproof Power Cable for Indoor Outdoor Use, 3 Prong Grounded Outlets Plugs for Christmas Decor and Lights, Black, ETL Listed, 2 Pack

DEWENWILS Extension Cord is a high-quality power cable that is perfect for both indoor and outdoor use. With a length of 3 feet, it allows you to extend the reach of your appliances to the wall socket, making it ideal for hard-to-reach areas. The cord is made of 16/3 gauge upgraded SJTW weatherproof wire, which can withstand extreme temperatures and protect against moisture, abrasion, and direct sunlight. It features a full-molding design and is certified to ETL standards, ensuring durability and safety. The universal compatibility of this extension cord makes it suitable for use with computers, scanners, lights, and other appliances that require a 3-pin male to female shroud power connector. With its compact plug design, it will not affect the use of other plugs. The DEWENWILS Extension Cord is a cost-effective option, as it comes in a pack of 2, allowing you to extend the cord length and carry it with you during travel. Its tangle-free and easy-to-coil wire material remains flexible even in cold weather, providing convenience and practicality for your power needs.

What We Like
High Quality
Weatherproof
Short Length
#TOP 5

Belllights 2-Pack 8ft Extension Cord

Belllights
B-05
2 Pack 8FT
2 Pack 8FT
Belllights 2-Pack 8ft Extension Cord Cover
2-Pack 8ft Extension Cord Outdoor 16 AWG Heavy Duty Power Cord 3 Prong SJTW, NEMA 5-15P to NEMA 5-15R, Power Cable for Indoor and Outdoor Use, ETL Listed

The Belllights 8ft Extension Cord is designed for both indoor and outdoor use. Its durable 3-prong grounded design ensures safety for appliances that require a secure connection. The thin profile helps conserve space on power strips and wall outlets, making it ideal for crowded areas. With a weatherproof SJTW rating, this cord is built to withstand moisture and sunlight, ensuring longevity. You can trust that this ETL listed extension cord meets safety standards, giving you peace of mind while powering your devices.

What We Like
Durable and weatherproof
Space-saving design
Universal compatibility
ETL safety listed
#TOP 6

Cable Matters Power Extension Cord 10 ft, 2-Pack

400001-10x2
Black
10 Feet
Cable Matters Power Extension Cord 10 ft, 2-Pack Cover
[UL Listed] Cable Matters 2-Pack 16 AWG Heavy Duty 13A Power Extension Cord 10 ft in Black, (Power Cord Extension / 3 Prong Extension Cords, NEMA 5-15P to NEMA 5-15R)

The Cable Matters Power Extension Cord extends the length of an existing power cord, rated for indoor use with equipment such as a desktop computer, HDTV, LED-lit monitor, ceiling mounted projector, powered speakers, or laser printer. It is a 16 AWG gauge three prong extension cord that is rated for 13 amps to support common voltage power requirements in the home or office. The heavy-duty power cord extension is safe, reliable, and has a standard NEMA 15-5-P grounded power plug, and a 3 pin female NEMA 5-15R connector. It has universal compatibility with most common household small appliances and consumer electronics.

What We Like
Flexible and sturdy extension cord
Cost-effective 2-pack of power extension cables
Universal compatibility with most common household small appliances and consumer electronics

Southwire 2588SW0002 Outdoor Cord

2588SW0002
Yellow
50 ft
Southwire 2588SW0002 Outdoor Cord Cover
Southwire Outdoor Extension Cord, 50 Ft, 12 gauge 3 prong, Heavy Duty, SJTW Cord, Yellow, 2588

The Southwire 2588SW0002 Outdoor Cord is a 12/3 SJTW Heavy Duty 3 Prong Extension Cord designed for commercial use. It is highly visible with its yellow jacket and is water resistant, making it suitable for both indoor and outdoor use. The reinforced blades add durability and the lighted end indicates power is on. Customers have praised its flexibility, durability, and affordability.

What We Like
Heavy-duty and well-made
Flexible and easy to use
Can handle high power loads
#TOP 8

Amazon Basics 3-Foot Extension Cord

Amazon Basics
L6LAC026-DT-R
White
3-Foot
Amazon Basics 3-Foot Extension Cord Cover
Amazon Basics Power Extension Cord, 3 Feet, 13 Amps, 125V, White

The Amazon Basics Extension Cord is a convenient 3-foot solution for extending power wherever you need it. With a capacity of 13 amps and 125 volts, this cord is perfect for everyday use with your electronic devices, tools, and media equipment. You can easily plug it into any standard 3-prong outlet, allowing for versatility with both 2-prong and 3-prong devices. This makes it an ideal choice for indoor use, ensuring you have the extra reach without compromising safety or performance.

What We Like
Compact 3-foot length
High compatibility
Easy to plug and use
Versatile indoor use
#TOP 9

Monoprice 6ft Power Extension Cord

105299
Black - 13A
6 Feet
Monoprice 6ft Power Extension Cord Cover
Monoprice 6ft 16AWG Power Extension Cord Cable - SJT 16/3C NEMA 5-15P TO NEMA 5-15R (13A/125V) AP301+SP506 - Black

The Monoprice Power Extension Cord is designed to enhance your connectivity with ease. Featuring a standard 3-prong wall plug, it allows you to extend the reach of your AC powered devices, making it convenient for hard-to-reach outlets. With the capability to carry up to 13 amps, this extension cord ensures your devices receive the power they need without any hassle. Plus, Monoprice backs this product with a lifetime warranty, giving you peace of mind as you use it in your home or office. Enjoy the confidence of reliable performance with this essential accessory.

What We Like
Lifetime warranty
Standard 3-prong design
13 amps capacity
Extends device reach
#TOP 10

PLUGTUL 25 FT Outdoor Extension Cord

Black
25FT
PLUGTUL 25 FT Outdoor Extension Cord Cover
PLUGTUL Outdoor Extension Cord 25 FT Waterproof, 16/3 Gauge Black Heavy Duty 3 Prong Extension Cord, 13A 1625W SJTW, ETL Listed, Great for Garden and Home

The PLUGTUL Outdoor Extension Cord is a versatile 25-foot cord designed for both indoor and outdoor use. Its weather-resistant PVC jacket ensures protection against rain and sunlight, making it ideal for various weather conditions. The cord features durable nickel-plated brass blades, which help prevent bending and breaking, providing long-lasting reliability. With its flexibility, you can easily maneuver the cord around obstacles while powering your garden tools or holiday lights. This extension cord is perfect for anyone needing a dependable power source for outdoor activities.

What We Like
Weather-resistant design
Durable construction
Flexible and easy to use
Multipurpose functionality
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Do they make extension cords with 3 prongs?

DEWENWILS 3 Foot Extension Cord, 16 AWG SJTW Weatherproof Power Cable for Indoor Outdoor Use, 3 Prong Grounded Outlets Plugs, ETL Listed, White, 2 Pack.

2. What is a 3 prong extension cord called?

You might have wondered about the third prong on an electrical plug. If you didn't know, the third prong on plug is the ground connector. It is round and just under the two blade-style plug protrusions. It is a critical piece included with outdoor extension cords and also on any device that is not fully shielded.

3. What is the difference between a 2 and 3 prong extension cord?

The main difference between a two-prong outlet and a three-prong outlet is that a three-prong outlet has a ground wire, while a two-prong outlet doesn't.

Editor's Notes

During our 3 prong extension cord research, we found 24 3 prong extension cord products and shortlisted 10 quality products. We collected and analyzed 578,617 customer reviews through our big data system to write the 3 prong extension cords list. We found that most customers choose 3 prong extension cords with an average price of $12.77.

The 3 prong extension cords are available for purchase. We have researched hundreds of brands and picked the top brands of 3 prong extension cords, including GE, BindMaster, DEWENWILS, Belllights, Cable Matters. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Harry Stack Avatar

Harry Stack owns a small hardware store, his career landed him a depth of knowledge in categories such as tools, equipment, machinery and hardware. In his spare time, he usually repairs furniture, safes and appliances, and he knows how to make simple repairs to plumbing or electrical fixtures. His hobbies also include woodworking and fishing.