20 Best 2.1 Mm Extension Cable [2024]

Are you looking for the best 2.1 Mm Extension Cable? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling 2.1 Mm Extension Cable.

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1 SIOCEN【2-Pack】6ft DC Extension Cord 5.5mm x 2.1mm Male to Female Power Cable for CCTV Security... SIOCEN【2-Pack】6ft DC Extension Cord 5.5mm x 2.1mm Male to Female Power Cable for CCTV...
2 SIOCEN【2-Pack】3ft DC Extension Cable 5.5mm x 2.1mm Male to Female Power Cord for CCTV Security... SIOCEN【2-Pack】3ft DC Extension Cable 5.5mm x 2.1mm Male to Female Power Cord for CCTV...
3 10ft 14AWG 12V DC Extension Cable DC 2.1mm x 5.5mm 5521 Power Supply Adapter Flat Extender... 10ft 14AWG 12V DC Extension Cable DC 2.1mm x 5.5mm 5521 Power Supply Adapter Flat Extender...
4 Itramax 30ft 12V DC Extension Cable (2-Pack),DC 2.1mm x 5.5mm 5521 Power Supply Adapter Flat... Itramax 30ft 12V DC Extension Cable (2-Pack),DC 2.1mm x 5.5mm 5521 Power Supply Adapter Flat...
5 Dc Power Extension Cable,5.5mm x 2.1mm 12v Extension Cord 6FT Security Camera Cable DC Male to... Dc Power Extension Cable,5.5mm x 2.1mm 12v Extension Cord 6FT Security Camera Cable DC Male to...
6 2 Pack DC Power Extension Cable 20ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV IP... 2 Pack DC Power Extension Cable 20ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV...
7 Hanvex HDCX6T 6ft 2.1mm x 5.5mm DC Power Adapter Extension Cable, 18AWG Heavy Duty Cord for 12V, 24V... Hanvex HDCX6T 6ft 2.1mm x 5.5mm DC Power Adapter Extension Cable, 18AWG Heavy Duty Cord for 12V,...
8 CCTV 3ft 12v Power Extension Cable, DC Male to Female 5.5x2.1mm Plug Power Adapter Cable for CCTV... CCTV 3ft 12v Power Extension Cable, DC Male to Female 5.5x2.1mm Plug Power Adapter Cable for CCTV...
9 2 Pack DC Power Extension Cable 10ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV IP... 2 Pack DC Power Extension Cable 10ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV...
10 Power Extension Cord, 4Pack 10ft DC 12V Power Supply Adapter Extension Cable 2.1mm × 5.5mm Plug for... Power Extension Cord, 4Pack 10ft DC 12V Power Supply Adapter Extension Cable 2.1mm × 5.5mm Plug...
11 DC 12V Power Adapter Extension Cord Cable 5ft (1.5m) 18AWG 2.1mm x 5.5mm Male to Female Plug for... DC 12V Power Adapter Extension Cord Cable 5ft (1.5m) 18AWG 2.1mm x 5.5mm Male to Female Plug for...
12 2 Pack DC Power Extension Cable 25ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV IP... 2 Pack DC Power Extension Cable 25ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV...
13 4 Pack Power Extension Cord 2M (6.56ft), 5.5mm x 2.1mm DC 12V Power Supply Adapter Extension Cable... 4 Pack Power Extension Cord 2M (6.56ft), 5.5mm x 2.1mm DC 12V Power Supply Adapter Extension...
14 SIOCEN 5.5mm x 2.1mm Extension Cord,DC 12v Power Supply Adapter for CCTV Security Camera... SIOCEN 5.5mm x 2.1mm Extension Cord,DC 12v Power Supply Adapter for CCTV Security Camera...
15 NAHAO 2 Pack Power Extension Cable 12ft 2.1mm x 5.5mm Compatible with DC 5V 12V 24V for CCTV... NAHAO 2 Pack Power Extension Cable 12ft 2.1mm x 5.5mm Compatible with DC 5V 12V 24V for CCTV...
16 2-Pack Male to Male DC Extension Cord 5.5mm x 2.1mm,12v DC Power Extension Cable for Security... 2-Pack Male to Male DC Extension Cord 5.5mm x 2.1mm,12v DC Power Extension Cable for Security...
17 ZOSI 12ft 12V DC Power Extension Cable,2.1mm x 5.5mm Power Male to Female Adapter Extender Cable for... ZOSI 12ft 12V DC Power Extension Cable,2.1mm x 5.5mm Power Male to Female Adapter Extender Cable...
18 2PCS 3.28 ft White 5.5mm x 2.1mm DC Plug Extension Cable for Power Adapter, 12v dc Extension 5.5mm x... 2PCS 3.28 ft White 5.5mm x 2.1mm DC Plug Extension Cable for Power Adapter, 12v dc Extension 5.5mm...
19 VCE 2-Pack 2.1mm x 5.5mm DC Power Male to Female Adapter Extension Cable for 12V CCTV Wireless IP... VCE 2-Pack 2.1mm x 5.5mm DC Power Male to Female Adapter Extension Cable for 12V CCTV Wireless IP...
20 SIM&NAT 20AWG 10Ft 2.1mm x 5.5mm Male to Female DC Extension Wire Power Jack Adapter Barrel Plug... SIM&NAT 20AWG 10Ft 2.1mm x 5.5mm Male to Female DC Extension Wire Power Jack Adapter Barrel Plug...
Bestseller No. 1
SIOCEN【2-Pack】6ft DC Extension Cord 5.5mm x 2.1mm Male to Female Power Cable for CCTV Security...
  • 2.1x5.5mm DC 12V Power Extension Cable For CCTV Security Cameras
  • What You Get: 2 Packs 6Feet DC Extension Cord 2.1MMx5.5MM Male to Female
  • Color: Black, 100% Brand New.
  • Ideal for LED light strip, rigit strip, LED signage, and CCTV security camera, Ip camera, DVR Standalone, Audio camera,car, boat, monitors,...
Bestseller No. 2
SIOCEN【2-Pack】3ft DC Extension Cable 5.5mm x 2.1mm Male to Female Power Cord for CCTV Security...
  • 2.1x5.5mm DC 12V Power Extension Cable For CCTV Security Cameras
  • What You Get: 2 Packs 3 FT DC Extension Cord 2.1MMx5.5MM Male to Female
  • Color: Black, 100% Brand New.
  • Ideal for LED light strip, rigit strip, LED signage, and CCTV security camera, Ip camera, DVR Standalone, Audio camera,car, boat, monitors,...
Bestseller No. 3
10ft 14AWG 12V DC Extension Cable DC 2.1mm x 5.5mm 5521 Power Supply Adapter Flat Extender...
  • iGreely DC power extension cable is made of 14AWG pure copper, very thick and durable, featuring lower resistivity and better electrical conductivity.
  • Cable length: 10ft/3m, long enough for you to keep the camera at home or outside, even if it is far away from the plug. Cable is flat so that you can...
  • Connectors - Female: 2.1mm x 5.5mm. Male: 2.1mm x 5.5mm.
  • Ideal for LED light strip, rigit strip, LED signage, and CCTV security camera, lighting, car, boat, monitors, printers, sensors, DVR, external hard...
  • Package including: 10ft/3m DC Extension Cable x 1, 2 years long time warranty, just contact us if you have any issues about the quliaty or other...
Bestseller No. 4
Itramax 30ft 12V DC Extension Cable (2-Pack),DC 2.1mm x 5.5mm 5521 Power Supply Adapter Flat...
  • Works perfectly for any device requires power adapter with 2.1mm x 5.5mm plug. Stay powerful continuously!
  • Long enough to give you quite a bit of leeway if your device's ideal installation spot isn't close to an outlet.
  • The low profile of flat cable enables it to hug surfaces and squeeze through tight or normally-unused spaces.
  • With the help of the nail-in clips and cable ties in the package, installation will be a breeze!
  • Please note that this product comes with a worry-free 12-months warranty. We have you covered!
Bestseller No. 5
Dc Power Extension Cable,5.5mm x 2.1mm 12v Extension Cord 6FT Security Camera Cable DC Male to...
  • 6FT DC Power Extension Cable, long enough for you to keep the CCTV Security Cameras at home or outside, even if it is far away from the plug.
  • To Reach longer cable: It can be used as a DC 12v extension cord when you find that your Security Camera Power Cable is not long enough. you can...
  • 6 Foot DC Power Extension Cable ( 2.1MMx5.5MM Male to Female DC 12v Extension Cord ).
  • This security camera power cable cord is ideal for LED light strip, rigit strip, LED signage, and CCTV security camera, Ip camera, DVR Standalone,...
Bestseller No. 6
2 Pack DC Power Extension Cable 20ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV IP...
  • Extra Long - 20 ft/6.1 m extension power cable keeps your indoor or outdoor Wireless Security Camera connected over a much greater distance.
  • Connectors - Female: 2.1mm x 5.5mm jack. Male: 2.1mm x 5.5mm barrel plug.
  • Compatible - To extend the adapter cable for any brand IP security camera and CCTV security camera,standalone DVR with 2.1mm x 5.5mm plug and not...
  • Flat Cable - The flat cable easy to through a small crack, so no drilling necessary.
  • Worry-Free Service - Uogw focus on researching and developing home security camera system accessories. Any questions or product damaged please contact...
Bestseller No. 7
Hanvex HDCX6T 6ft 2.1mm x 5.5mm DC Power Adapter Extension Cable, 18AWG Heavy Duty Cord for 12V, 24V...
  • Hanvex Heavy Duty 2.1mm x 5.5mm DC Plug Extension Cord, Male to Female
  • Cable Specs - 6ft, 18AWG, UL 2464 (UL Component)
  • Connectors - Female: 2.1x5.5mm jack, spring-lock, flush sleeve. Male: 2.1x5.5mm plug.
  • For DC Power Supply up to 36 volt, max load 6.5amp or less
  • For any applications that requires DC input and accept 2.1mm x 5.5mm plug (Does not work with other size)
Bestseller No. 8
CCTV 3ft 12v Power Extension Cable, DC Male to Female 5.5x2.1mm Plug Power Adapter Cable for CCTV...
  • DC plug size:5.5x2.1mm,the outer diameter is 5.5mm, and the inner diameter is 2.1mm.
  • Cable length:3ft(1 Meter)DC Power Extension Cable For LED light strip,LED signage,DVR...
  • This cable/cord only includes 2 wire inside, it doesn't support data transmission.
  • Package: 2 Pieces of DC Male to Female 3ft 5.5x2.1mm Barrel Jack Center PIN Positive Power Cable Charger Cord.
  • If you have any questions,please contact us immediately!We will try our best to solve your problems.
Bestseller No. 9
2 Pack DC Power Extension Cable 10ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV IP...
  • Extra Long - 10 ft/3 m extension power cable keeps your indoor or outdoor Wireless Security Camera connected over a much greater distance.
  • Connectors - Female: 2.1mm x 5.5mm jack. Male: 2.1mm x 5.5mm barrel plug.
  • Compatible - To extend the adapter cable for any brand IP security camera and CCTV security camera,standalone DVR with 2.1mm x 5.5mm plug and not...
  • Flat Cable - The flat cable easy to through a small crack, so no drilling necessary.
  • Worry-Free Service - Uogw focus on researching and developing home security camera system accessories. Any questions or product damaged please contact...
Bestseller No. 10
Power Extension Cord, 4Pack 10ft DC 12V Power Supply Adapter Extension Cable 2.1mm × 5.5mm Plug for...
  • 4Pack Heavy duty 3m / 10ft 2.1mm x 5.5mm DC 12V Power Extension Cord For Security Cameras LED Light Strips, Male to Female;
  • Fit for 12V Power adapter or similar device or any applications that requires DC input and accept 2.1mm x 5.5mm plug (Does not work with other size),...
  • Plug and play, extend the adapter cable for any brand 12V wireless IP security camera and CCTV security camera, standalone DVR or NVR, LED light...
  • Length: 10ft/ 3m; Color: Black 100% New
  • Package include: 4 Pack 3m (10ft) DC Power Extension Cord Cable
Bestseller No. 11
DC 12V Power Adapter Extension Cord Cable 5ft (1.5m) 18AWG 2.1mm x 5.5mm Male to Female Plug for...
  • 4 Pack Heavy Duty CCTV 1.5M(5FT) 2.1x5.5mm DC 12V Power Extension Cable For Security Cameras LED Light Strips, Male to Female
  • Fit for 12V Power adapter or similar device or any applications that requires DC input and accept 2.1mm x 5.5mm plug (Does not work with other size),...
  • Plug and play, extend the adapter cable for any brand 12V wireless IP security camera and CCTV security camera, standalone DVR or NVR, LED light...
  • Length:1.5M(5FT); Color: Black; 100% New
  • Package Include: 4Pack 1.5m (5ft) DC Power Extension Cord
Bestseller No. 12
2 Pack DC Power Extension Cable 25ft 2.1mm x 5.5mm Compatible with 12V DC Adapter Cord for CCTV IP...
  • Extra Long - 25 ft/7.5 m extension power cable keeps your indoor or outdoor Wireless Security Camera connected over a much greater distance.
  • Connectors - Female: 2.1mm x 5.5mm jack. Male: 2.1mm x 5.5mm barrel plug.
  • Compatible - To extend the adapter cable for any brand IP security camera and CCTV security camera,standalone DVR with 2.1mm x 5.5mm plug and not...
  • Flat Cable - The flat cable easy to through a small crack, so no drilling necessary.
  • Worry-Free Service - Uogw focus on researching and developing home security camera system accessories. Any questions or product damaged please contact...
Bestseller No. 13
4 Pack Power Extension Cord 2M (6.56ft), 5.5mm x 2.1mm DC 12V Power Supply Adapter Extension Cable...
  • Diameter of connector: 2.1mm x 5.5mm, power extension cord is made from plastic and copper. It supports DC 5-24V power adapter.
  • It can be used as an extension cord between your wireless camera and power supply adapter for CCTV surveillance wireless camera kit, LED stripes, etc.
  • It will solve your problem when you find that your power supply cable is not long enough.
  • For DC power - Recommended up to 24 volts, max load 2amp or less. For any applications that require DC input and accept 2.1mm x 5.5mm plug (Does not...
  • Offers you a 1-Year warranty and Lifetime technical support.
Bestseller No. 14
SIOCEN 5.5mm x 2.1mm Extension Cord,DC 12v Power Supply Adapter for CCTV Security Camera...
  • SIOCEN DC power extension cable is made of premium pure copper material, featuring lower resistivity and better electrical conductivity.
  • Ideal for LED light strip, rigit strip, LED signage, and CCTV security camera, Ip camera, DVR Standalone, Audio camera,car, boat, monitors,...
  • 10 ft(3 Meters) 2.1x5.5mm DC 12V Power Extension Cable For CCTV Security Cameras
  • Package Included: 2 PCS DC 5.5x2.1mm extender cords.
  • Premium designs, manufactured by SIOCEN.
Bestseller No. 15
NAHAO 2 Pack Power Extension Cable 12ft 2.1mm x 5.5mm Compatible with DC 5V 12V 24V for CCTV...
  • Specification: Female: 2.1mm x 5.5mm Male: 2.1mm x 5.5mm plug Connectors, DC power supply extension cord. It supports DC 5-24V power adapter
  • Cable: 12 ft/3.6M power extension cable for universal 5V/12V/24V DC power adapter, 20AWG. ⚠️ The maximum load current does not exceed 3A
  • To extend the adapter cable for any brand IP security camera and CCTV security camera,standalone DVR
  • This cable will only work with power adapter with 2.1mm x 5.5mm plug and not other sizes.
  • Service: 30 days refund, 12 month Warranty and lifetime friendly customer service.
Bestseller No. 16
2-Pack Male to Male DC Extension Cord 5.5mm x 2.1mm,12v DC Power Extension Cable for Security...
  • Male to Male DC Power Extension Cable, Male to Male long enough for you to keep the CCTV Security Cameras at home or outside, even if it is far away...
  • To Reach longer cable: It can be used as a DC 12v extension cord when you find that your Security Camera Power Cable is not long enough. you can...
  • This security camera power cable cord is ideal for LED light strip, rigit strip, LED signage, and CCTV security camera, Ip camera, DVR Standalone,...
  • DC Power Extension Cable ( 2.1MMx5.5MM Male to Male DC 12v Extension Cord ).
  • SIOCEN DC power extension cord is made of premium pure copper material, featuring lower resistivity and better electrical conductivity. SIOCEN is a...
Bestseller No. 17
ZOSI 12ft 12V DC Power Extension Cable,2.1mm x 5.5mm Power Male to Female Adapter Extender Cable for...
  • 【12ft Extra Long Cable】2.1mm x 5.5mm Male to Female Connector,12ft long for you to keep you device at home or outside, even if it is far away from...
  • 【Compatible with 12V 2.1mm x 5.5mm Power adapter】To extend the adapter cable for any brand IP security camera and CCTV security camera,standalone...
  • 【Premium material&durable quality】This cable is made of pure copper material,featuring lower resistivity and better electrical conductivity.
  • 【Plug-and-Play】The cable is plug-and-play and well adaptive to various application scenarios like the surface and inside of walls, floors, etc.
  • 【Package Included】1pcs 12ft 2.1mm x 5.5mm Power Extension Cable
Bestseller No. 18
2PCS 3.28 ft White 5.5mm x 2.1mm DC Plug Extension Cable for Power Adapter, 12v dc Extension 5.5mm x...
  • 5.5mm x 2.1mm DC Plug Extension Cable, 3.28 ft, 22 AWG
  • Female connector: accepts 5.5mm x 2.1mm barrel plug
  • Male DC Plug: 2.1mm inner dia x 5.5mm outer dia. barrel plug
  • Recommended for DC 3volt to 24volt, Max load 3amp or less.
  • This cable will only work with power adapter with 5.5mm x 2.1mm plug and not other sizes.
Bestseller No. 19
VCE 2-Pack 2.1mm x 5.5mm DC Power Male to Female Adapter Extension Cable for 12V CCTV Wireless IP...
  • Works perfectly for any device requires power adapter with 2.1mm x 5.5mm plug.
  • It can be used as a DC extension cord when you find that your DC power supply cable is not long enough
  • Suitable for all DC power supply voltages 0-36V, especially for for Home Security Camera Surveillance System.
  • 24 AWG Pure copper wire core provide good conductivity and stable transmission. Soft PVC housing cable long service life.
  • Warranty: One Year Warranty for quality problem
Bestseller No. 20
SIM&NAT 20AWG 10Ft 2.1mm x 5.5mm Male to Female DC Extension Wire Power Jack Adapter Barrel Plug...
  • Recommended for DC 3volt to 24volt, Max load 3amp or less
  • Color: White, Material: Plastic, Electric Parts,
  • Length: 3 Meter / 10Feet, Net Weight: 2oz/57g
  • This dc jack power extension cable will only work with power adapter with 2.1mm x 5.5mm plug and not other sizes.
  • Please make sure that your power supply is adequate to supply power over 10ft.

Having trouble finding a great 2.1 Mm Extension Cable?

This problem is well understood by us because we have gone through the entire 2.1 Mm Extension Cable research process ourselves, which is why we have put together a comprehensive list of the best 2.1 Mm Extension Cables available in the market today.

After hours of searching and using all the models on the market, we have found the best 2.1 Mm Extension Cable for 2023. See our ranking below!

How Do You Buy The Best 2.1 Mm Extension Cable?

Do you get stressed out thinking about shopping for a great 2.1 Mm Extension Cable? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching 2.1 Mm Extension Cable, which is why we have assembled a comprehensive list of the greatest 2.1 Mm Extension Cable available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 2.1 Mm Extension Cable that you consider buying. Your questions might include the following:

  • Is it worth buying an 2.1 Mm Extension Cable?
  • What benefits are there with buying an 2.1 Mm Extension Cable?
  • What factors deserve consideration when shopping for an effective 2.1 Mm Extension Cable?
  • Why is it crucial to invest in any 2.1 Mm Extension Cable, much less the best one?
  • Which 2.1 Mm Extension Cable are good in the current market?
  • Where can you find information like this about 2.1 Mm Extension Cable?

We’re convinced that you likely have far more questions than just these regarding 2.1 Mm Extension Cable, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 2.1 Mm Extension Cable, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 2.1 Mm Extension Cable. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an 2.1 Mm Extension Cable buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 2.1 Mm Extension Cable currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of 2.1 Mm Extension Cable has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an 2.1 Mm Extension Cable?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 2.1 Mm Extension Cable.
  5. Customer Ratings: Number ratings grade 2.1 Mm Extension Cable objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 2.1 Mm Extension Cable.
  7. Product Quality: You don’t always get what you pay for with an 2.1 Mm Extension Cable, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an 2.1 Mm Extension Cable is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining 2.1 Mm Extension Cable information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding 2.1 Mm Extension Cable is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is the best headphone extension cable?

A: The UGREEN 3.5 mm headphone extension cable is perhaps the best headphone extension cable out there in terms of durability and quality. The 24K gold-plated connector, pure copper wire and triple shielding feel royale and ensure proper audio transmission without any signal loss.

Q: How do I make sure my siocen power extension cable fits?

A: Make sure this fits by entering your model number. SIOCEN DC power extension cable is made of premium pure copper material, featuring lower resistivity and better electrical conductivity.

Q: What are the benefits of using an extension cable?

A: Firstly, it is ideal for extending the audio connection to iPhones, iPods, media players and so on. Secondly, thanks to the gold-plated connectors, bare copper conductors and braided shielding, the extension cable provides excellent sound quality.

Q: Is the TNP premium headphone extension cable any good?

A: The TNP Premium 6.35 mm ¼-inch to 3.5 mm Headphone Extension Cable is suitable for professional audio equipment that comprise TRS and XLR connectors. We tested the cable with the Sennheiser HD280 Pro Headphones and an amplifier; we experienced no connectivity issues.