Best 40Gbps USB C Adapters

Looking for the best 40Gbps USB-C adapters? Here are 10 top picks that deliver fast transfers, strong charging, and a smooth user experience.

Finding the best 40Gbps USB-C adapters can change the way you use your devices. Smooth speed, strong charging, and neat setups make every connection easier.

No more cable clutter. No more weak charging. No more slow transfers. With the right adapter, your setup feels clean, fast, and reliable. You’ll enjoy gaming, streaming, and working without limits.

List of Top 10 40Gbps USB C Adapters

Title	Best For	Price
Cable Matters Combo-Pack 40Gbps Right Angle USB-C Adapter Kit, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck	This adapter kit is perfect for gamers, creators, and power users who need fast data, smooth video, and easy charging without messy cables. It’s made for anyone who wants flexible connections in tight spaces while keeping devices running at full speed.	View on Amazon (paid link)
Cable Matters 2-Pack USB C Extender Adapter, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer], USBC Female to USBC Male Adapter, USB Type C Extender	This USB-C extender is perfect for anyone who needs to extend their USB-C or Thunderbolt 4 port in tight spaces. It’s great for laptops, phones, or tablets, offering fast data transfer, powerful charging, and port protection.	View on Amazon (paid link)
chenyang 3 Pack USB C Converter, USB 3.2 to USB C 10/40Gbps Data Transfer PD 120W/240W Fast Charging Converter Adapter	This 3-pack USB C converter is perfect for anyone who needs fast data transfer and quick charging for their phones, tablets, or laptops. It’s great for busy people who want reliable adapters that work with all their USB-C devices.	View on Amazon (paid link)
UGREEN 40Gbps Right Angle USB C Adapter Combo, 2-Pack 90 Degree USB-C Adapter Compatible with MacBook Pro/Air, Steam Deck, Switch, ROG Ally, Thunderbolt 4, iPhone 16/17, iPad	This UGREEN 40Gbps Right Angle USB C Adapter Combo is perfect for anyone who needs fast, reliable connections in tight spaces. It’s ideal for MacBook, Steam Deck, Switch, and ROG Ally users who want neat setups and long-lasting performance.	View on Amazon (paid link)
Cable Matters 2-Pack 40Gbps Flat Right Angle USB C Adapter, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck	This product is perfect for gamers, streamers, and power users who want fast 240W charging, smooth 4K@240Hz video, and neat cable setups. It’s also great for anyone who needs a compact, durable adapter for tight spaces.	View on Amazon (paid link)
AuviPal 240W USB C Coupler (2 Pack), USB Type C Female to Female Adapter Extender Compatible with Thunderbolt 4/3 Support up to 240W Charging, 40Gbps Data Transfer and 8K@60Hz Video	This USB-C coupler is perfect for tech lovers, gamers, and professionals who need fast charging, lightning data speeds, or crystal-clear 8K video without limits. It’s ideal for anyone who wants strong, reliable connections in a small, easy-to-carry adapter.	View on Amazon (paid link)
Cellularize USB C Extender Adapter (2 Pack) 40Gbps 240W Cable Extension Type-C Low Profile Male to Female Thunderbolt QC & Data Transfer for USB-C Devices	This is perfect for tech lovers, gamers, and anyone who needs fast data transfer with case-friendly convenience. If you want a low-profile adapter that keeps your setup smooth and powerful, this is made for you.	View on Amazon (paid link)
BENACES USB C Female to Female Adapter, 4 Pack Type C Extender Connector, 40Gbps Double Female USB C Coupler Converter Connector with 100W PD Charging, Compatible for Thunderbolt 4/3, MacBook Pro/Air	This adapter set is perfect for tech lovers, remote workers, and creatives who need fast, reliable connections. It’s made for anyone who wants longer cables, 8K video clarity, and 100W charging without hassle.	View on Amazon (paid link)
Cable Matters Combo-Pack 40Gbps Vertical Right Angle USB-C Adapter Kit, Up to [4K@240Hz Video, 240W Charging, 40Gbps] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck	This USB-C adapter kit is perfect for gamers, smartphone users, and laptop owners who need flexible, high-speed connections. It’s ideal for tight spaces and complex setups, offering 40Gbps data, 240W charging, and 4K@240Hz video.	View on Amazon (paid link)
GHQXZT 100W USB C Female to Female Adapter (2 Pack), USB Type C Coupler Extender, Compatible with Thunderbolt 4/3, Support up to 40Gbps Data Transfer and 8K@60Hz Video	Perfect for tech lovers, gamers, and professionals who need fast charging, high-speed data, and 8K video without limits. If you want a strong, simple way to extend your USB-C cables, this adapter is made for you.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 40Gbps USB C Adapters in this expert-curated guide. Each adapter is thoroughly reviewed for speed, durability, and value, ensuring you find the perfect fit for your needs. Whether you’re gaming, charging, or transferring data, these adapters deliver unmatched performance. Dive in to find the best 40Gbps USB C Adapter that suits your lifestyle.

1. Cable Matters Combo-Pack 40Gbps Right Angle USB-C Adapter Kit, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck

Cable Matters Combo-Pack 40Gbps Right Angle USB-C Adapter Kit, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck

Get rid of messy cables with the Cable Matters Combo-Pack 40Gbps Right Angle USB-C Adapter Kit. Two smart adapters give you top/bottom and left/right angles, so every device fits neatly in tight spaces. Strong build, sleek design, and ready for heavy use.

Game without cable clutter. Charge your phone while you scroll. Move laptop ports where you need them.

Enjoy 40Gbps data transfer, 240W charging, and crystal-clear 4K@240Hz video. Built with an aluminum shell and gold-plated connectors, this kit is durable, reliable, and cost-effective. One pack, endless flexibility.

Pros	Cons
Perfect fit for tight spaces Fast 40Gbps data transfer speeds Supports 240W charging power Durable aluminum shell with gold connectors Two adapters for flexible setups	No extra length options — fixed 90° angles only Bulky for minimal setups — two adapters may feel excessive Not universal fit — may block nearby ports in tight layouts

Perfect For:

This adapter kit is perfect for gamers, creators, and power users who need fast data, smooth video, and easy charging without messy cables. It’s made for anyone who wants flexible connections in tight spaces while keeping devices running at full speed.

Ready to Purchase?

View Price on Amazon (paid link)

2. Cable Matters 2-Pack USB C Extender Adapter, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer], USBC Female to USBC Male Adapter, USB Type C Extender

Cable Matters 2-Pack USB C Extender Adapter, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer], USBC Female to USBC Male Adapter, USB Type C Extender

Get more from your devices with the Cable Matters USB-C Extender Adapter. Extend your port with ease, protect it from wear, and enjoy smooth connections every time.

Fast 40Gbps data transfer. Strong 240W charging. Crisp 4K/240Hz video.

Compact, durable, and built for everyday use, this adapter is ready for any setup. Keep your ports safe and your performance strong with this 2-pack USB-C extender.

Pros	Cons
Extend ports with ease in tight spaces Transfer files fast at up to 40Gbps Charge powerful devices with 240W PD support Protect ports from wear and tear Compact design for reliable everyday use	No cable included — adapter only, not a full extension. Limited compatibility with some older USB-C devices. Small size makes it easy to misplace.

Perfect For:

This USB-C extender is perfect for anyone who needs to extend their USB-C or Thunderbolt 4 port in tight spaces. It’s great for laptops, phones, or tablets, offering fast data transfer, powerful charging, and port protection.

Ready to Purchase?

View Price on Amazon (paid link)

3. chenyang 3 Pack USB C Converter, USB 3.2 to USB C 10/40Gbps Data Transfer PD 120W/240W Fast Charging Converter Adapter

The Chenyang 3 Pack USB C Converter is a must-have for anyone with USB-C devices. It includes three adapters for fast data transfer and charging.

Type-A to Type-C adapters offer 10Gbps data transfer and 120W charging. Type-C to Type-C adapters provide 40Gbps data transfer and 240W charging. A blue LED light makes charging visible at night.

These adapters are widely compatible with phones, tablets, and laptops. They won’t slow down your device’s original charging speed. The bright design adds a fun touch to your setup.

Pros	Cons
Three adapters in one pack for all needs Super-fast data transfer up to 40Gbps Powerful charging up to 240W without slowdown LED light makes charging clear and visible Wide compatibility with phones, tablets, and laptops	No protective cap – ports may collect dust. Blue light always on – can be distracting at night. Adapters only – no extra cable included.

Perfect For:

This 3-pack USB C converter is perfect for anyone who needs fast data transfer and quick charging for their phones, tablets, or laptops. It’s great for busy people who want reliable adapters that work with all their USB-C devices.

Ready to Purchase?

View Price on Amazon (paid link)

4. UGREEN 40Gbps Right Angle USB C Adapter Combo, 2-Pack 90 Degree USB-C Adapter Compatible with MacBook Pro/Air, Steam Deck, Switch, ROG Ally, Thunderbolt 4, iPhone 16/17, iPad

UGREEN 40Gbps Right Angle USB C Adapter Combo, 2-Pack 90 Degree USB-C Adapter Compatible with MacBook Pro/Air, Steam Deck, Switch, ROG Ally, Thunderbolt 4, iPhone 16/17, iPad

Stay connected with speed, power, and style. This UGREEN 40Gbps Right Angle USB-C Adapter Combo gives you two smart 90° adapters for tight spaces. No more bent cables or messy setups.

Enjoy 40Gbps transfers and 240W charging in one sleek design. Built tough with aluminum housing, it works with MacBook, iPhone, iPad, Steam Deck, Switch, and more.

Pros	Cons
Ultra‑fast 40Gbps data transfer for big files. 240 W power delivery keeps laptops charged fast. Rugged aluminum housing resists wear and tear. Versatile 90° angles fit tight spaces easily. Universal compatibility works with MacBook, iPhone, Switch.	Limited to USB-C devices, not compatible with older USB types. No color options, only standard aluminum finish. Price might be higher than basic adapters.

Perfect For:

This UGREEN 40Gbps Right Angle USB C Adapter Combo is perfect for anyone who needs fast, reliable connections in tight spaces. It’s ideal for MacBook, Steam Deck, Switch, and ROG Ally users who want neat setups and long-lasting performance.

Ready to Purchase?

View Price on Amazon (paid link)

5. Cable Matters 2-Pack 40Gbps Flat Right Angle USB C Adapter, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck

Cable Matters 2-Pack 40Gbps Flat Right Angle USB C Adapter, Up to [4K@240Hz Video, 240W Charging, 40Gbps Data Transfer] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck

Get rid of messy cables with the Cable Matters 2-Pack 40Gbps Flat Right Angle USB-C Adapter. The 90-degree design keeps cords neat, saves space, and reduces strain on your devices. Perfect for tight ports, gaming setups, or clean workspaces.

Enjoy smooth use every time. Fast 40Gbps data transfer. Powerful 240W charging. Stunning 4K@240Hz video output.

Built with a durable aluminum shell and gold-plated connectors, these adapters are made to last. With a handy 2-pack value, you’ll always have the right fit at home, work, or on the go.

Pros	Cons
Flat right-angle design saves space and keeps cables neat. 40Gbps speed for ultra-fast data and charging. Durable build with aluminum shell and gold-plated connectors. 2-pack value for versatile, cost-effective use anywhere.	Limited to USB-C devices, not compatible with older ports. No included cable, just adapters—buy cables separately. Pricey for a 2-pack, might be overkill for basic needs.

Perfect For:

This product is perfect for gamers, streamers, and power users who want fast 240W charging, smooth 4K@240Hz video, and neat cable setups. It’s also great for anyone who needs a compact, durable adapter for tight spaces.

Ready to Purchase?

View Price on Amazon (paid link)

6. AuviPal 240W USB C Coupler (2 Pack), USB Type C Female to Female Adapter Extender Compatible with Thunderbolt 4/3 Support up to 240W Charging, 40Gbps Data Transfer and 8K@60Hz Video

AuviPal 240W USB C Coupler (2 Pack), USB Type C Female to Female Adapter Extender Compatible with Thunderbolt 4/3 Support up to 240W Charging, 40Gbps Data Transfer and 8K@60Hz Video

Need more reach for your USB-C cable? This coupler joins two cables fast. Strong, small, and easy to carry.

Enjoy 240W charging and 40Gbps speed. Get sharp 8K video without lag.

Made with premium aluminum for long life. Clear LED signal shows it’s working. Just plug and play—no setup needed.

Pros	Cons
Extend USB-C cables for fast charging and data transfer. Supports 240W power, 40Gbps speed, and 8K video. Durable aluminum build with 10,000+ plug cycles. LED indicator shows connection status instantly. Plug-and-play design for instant use, no setup needed.	Pricey for simple charging or data tasks. Size may not fit every cable layout. Requires compatible USB‑C cables for full function.

Perfect For:

This USB-C coupler is perfect for tech lovers, gamers, and professionals who need fast charging, lightning data speeds, or crystal-clear 8K video without limits. It’s ideal for anyone who wants strong, reliable connections in a small, easy-to-carry adapter.

Ready to Purchase?

View Price on Amazon (paid link)

7. Cellularize USB C Extender Adapter (2 Pack) 40Gbps 240W Cable Extension Type-C Low Profile Male to Female Thunderbolt QC & Data Transfer for USB-C Devices

The adapter fits right with your phone case. It stays low and neat.

Low profile design keeps cables flat. 40 Gbps speeds move files fast. It works with any USB‑C devices.

It works with all USB‑C gear. Enjoy quick transfers.

Pros	Cons
Works with cases for hassle-free use. Slim design fits anywhere with ease. Blazing 40Gbps data transfer speeds. Reliable extension without losing performance. Flexible fit for all USB-C devices.	No power delivery support beyond 240W, limiting high-wattage devices. Short cable length may restrict placement flexibility. Price could be higher than basic USB-C extenders.

Perfect For:

This is perfect for tech lovers, gamers, and anyone who needs fast data transfer with case-friendly convenience. If you want a low-profile adapter that keeps your setup smooth and powerful, this is made for you.

Ready to Purchase?

View Price on Amazon (paid link)

8. BENACES USB C Female to Female Adapter, 4 Pack Type C Extender Connector, 40Gbps Double Female USB C Coupler Converter Connector with 100W PD Charging, Compatible for Thunderbolt 4/3, MacBook Pro/Air

BENACES USB C Female to Female Adapter, 4 Pack Type C Extender Connector, 40Gbps Double Female USB C Coupler Converter Connector with 100W PD Charging, Compatible for Thunderbolt 4/3, MacBook Pro/Air

The BENACES USB C Female to Female Adapter is a 4-pack solution for extending your USB C cables. It connects two USB male cables into one USB cable, perfect for long-distance use. This adapter is easy to use and works right away.

It supports 40Gbps transfer speeds and 8K@60Hz video output, ensuring clear visuals. It’s also backward compatible with lower resolutions like 4K and 1080P. The adapter works with Thunderbolt 4/3 and is great for laptops, tablets, and smartphones.

Made with a premium aluminum alloy shell, this adapter is durable and portable. It supports 100W fast charging and is plug-and-play, needing no drivers. It’s compatible with MacBook Pro/Air, USB-C hubs, and more Type C devices.

Pros	Cons
Fast 40Gbps data and 8K video support. 100W fast charging, plug‑and‑play, no drivers. Durable aluminum shell resists daily wear. Extends USB‑C cables with zero signal loss. Compatible with MacBook, Thunderbolt, and tablet devices.	No cable included, just the adapter. Bulk purchase may be unnecessary for some users. Price might be high for a simple adapter.

Perfect For:

This adapter set is perfect for tech lovers, remote workers, and creatives who need fast, reliable connections. It’s made for anyone who wants longer cables, 8K video clarity, and 100W charging without hassle.

Ready to Purchase?

View Price on Amazon (paid link)

9. Cable Matters Combo-Pack 40Gbps Vertical Right Angle USB-C Adapter Kit, Up to [4K@240Hz Video, 240W Charging, 40Gbps] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck

Cable Matters Combo-Pack 40Gbps Vertical Right Angle USB-C Adapter Kit, Up to [4K@240Hz Video, 240W Charging, 40Gbps] 90 Degree USB C Adapter, Compatible with Thunderbolt 4, iPhone 16, Steam Deck

The Cable Matters Combo-Pack includes two 90-degree USB-C adapters. They work for tight spaces and complex setups. Use them with game consoles, laptops, and smartphones.

These adapters support 40Gbps data transfer and 240W charging. They also handle 4K@240Hz video for smooth visuals. Perfect for gaming and charging without cable clutter.

The adapters are built with aluminum shells and gold-plated connectors. They ensure durability and reliable performance. A cost-effective solution for flexible device use.

Pros	Cons
Versatile design: two angle options fit any setup. Speedy data: up to 40Gbps transfer. Fast charging: 240W for laptops. Durable build: aluminum shell, gold plugs. Space‑saving: 90° angles free room.	Bulky design slows desk organization. Limited cable length may frustrate line setups. No built‑in protection against edge damage.

Perfect For:

This USB-C adapter kit is perfect for gamers, smartphone users, and laptop owners who need flexible, high-speed connections. It’s ideal for tight spaces and complex setups, offering 40Gbps data, 240W charging, and 4K@240Hz video.

Ready to Purchase?

View Price on Amazon (paid link)

10. GHQXZT 100W USB C Female to Female Adapter (2 Pack), USB Type C Coupler Extender, Compatible with Thunderbolt 4/3, Support up to 40Gbps Data Transfer and 8K@60Hz Video

GHQXZT 100W USB C Female to Female Adapter (2 Pack), USB Type C Coupler Extender, Compatible with Thunderbolt 4/3, Support up to 40Gbps Data Transfer and 8K@60Hz Video

The GHQXZT 100W USB C Female to Female Adapter is a durable and reliable tool. It’s made with premium aluminum alloy for long-lasting use. Its compact design makes it perfect for travel and daily use.

This adapter connects two USB-C cables to extend their length. It supports fast charging, high-speed data transfer, and smooth video & audio. It’s ideal for daily scenarios where one cable isn’t enough.

It works with Thunderbolt 4/3 and supports 40Gbps data transfer and 8K@60Hz video. It’s plug-and-play, so no extra drivers are needed. Reverse the cable if the connection fails at first.

Pros	Cons
Premium aluminum build for lasting strength Extends cable length with ease Supports 100W fast charging power delivery Blazing 40Gbps speed for data transfer 8K@60Hz video output clarity	Video pass-through depends on cable support Must flip cable if connection fails

Perfect For:

Perfect for tech lovers, gamers, and professionals who need fast charging, high-speed data, and 8K video without limits. If you want a strong, simple way to extend your USB-C cables, this adapter is made for you.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Find the best 40Gbps USB‑C adapter for fast data, bright video, and clean sets. Picking right saves cable mess and keeps power strong.

Compatibility:
The adapter must match the port on your laptop, phone, or console.
Look for models that list Thunderbolt 4, 3, or standard USB‑C support.
Data Speed:
The adapter should deliver 40 Gbps.
This speed is key for big files and smooth 4K or 8K playback.
Charging Power:
240W is common for laptops; 120W fits tablets and phones.
Check the rated wattage and ensure it meets your device’s need.
Video Support:
4K at 240Hz or 8K @60Hz provide crystal‑clear visuals.
If your monitor or TV is only 4K @60Hz, any 4K adapter works fine.
Build Quality:
Aluminum shells and gold‑plated connectors keep connections tight.
These parts last longer and resist wear.
Plug Angle & Profile:
90‑degree or low‑profile designs reduce strain on ports.
Flat corners help in tight desk setups.
Port Count:
A 2‑pack gives one top‑down and one side‑down adapter.
A 4‑pack lets you keep an extra handy for travel or backup.
Price & Value:
Compare the cost of a single adapter to a multi‑pack.
A modest extra cost often gives set‑up freedom.
Brand Reputation:
Look for makers with positive reviews on build and support.
Reliable brands ease warranty claims and replacements.
Cable Extension Needs:
If you need longer reach, choose an extender or coupler set.
These fit two cables together without losing speed.

Use this guide to pick an adapter that keeps your workspace neat and your gear powered.