UNITEK C14100BK-0.8M USB4 Cable 40Gbps 100W PD 8K@60Hz 0.8M Thunderbolt 3 Compatible for Mac M1 PC
One Cable to Rule Them All – USB4 Unleashed
The UNITEK C14100BK-0.8M USB4 Thunderbolt 3 USB-C to C Cable is the ultimate single-cable solution for your modern devices. Certified by USB-IF, this cable delivers 40Gbps data transfer, 100W power delivery, and 8K video output – all simultaneously. Whether you're a creative professional, gamer, or power user, this cable replaces multiple cables and adapters.
Blazing 40Gbps – Transfer 5GB in 1 Second
With true USB4 bandwidth, move massive files in seconds:
15 hours of HD video in about one minute
25,000 HD photos in under one minute
Entire game libraries, video projects, or system backups in a fraction of the time
Perfect for video editors, photographers, and data‑heavy workflows.
8K@60Hz Video – Stunning Dual Display Support
Connect to a single 8K monitor at 60Hz with 10‑bit color depth, or drive two 4K displays at 60Hz simultaneously. Ideal for creative suites, trading desks, or multi‑monitor gaming setups. (Requires source device and display to support USB4 or DisplayPort Alt Mode.)
100W Power Delivery – Charge Laptops at Full Speed
Supports up to 100W (20V/5A) – enough to fast charge a MacBook Pro 14", Dell XPS, or any USB‑C laptop. Charge your laptop, tablet, and phone from a single cable while transferring data and driving a display.
Built to Last – E-Marker & 30,000+ Bend Tests
E-marker safety chip – regulates voltage and current, protects against over‑current, over‑voltage, and overheating
Over 30,000 bends – reinforced strain relief ensures years of daily use
High-quality materials – durable yet flexible jacket
Wide Compatibility – Works with Everything USB‑C
Apple Macs: MacBook Pro (2016+), MacBook Air (2018+), Mac mini (2020+), iMac (2017+), iPad Pro (USB‑C models)
Windows PCs: Thunderbolt 4/3 laptops, Dell XPS, HP Spectre, Lenovo Yoga, Surface Laptop
Displays: Any USB4 or DP Alt Mode monitor (8K, 5K, 4K)
Docks & Hubs: Thunderbolt 3/4 docking stations
Also fully backward compatible with USB 3.2, 3.1, 3.0, and 2.0.
Dynamic Bandwidth Allocation – Multiple Protocols in Parallel
USB4 allows display, data, and charging to run simultaneously without bottlenecking. The cable automatically allocates up to 40Gbps to the most demanding task on demand – you don't have to choose between fast file transfer and smooth video.
0.8‑Meter Length – Perfect for Desks & Travel
At 0.8 meters (≈31 inches), this cable is ideal for connecting a laptop to a nearby docking station, monitor, or external SSD. Short enough to avoid desk clutter, long enough for comfortable placement.
Future‑proof your setup – UNITEK C14100BK: the USB4 cable that does it all at 40Gbps, 100W, and 8K.
Technical Specifications
Frequently Asked Questions
1. Is this cable USB-IF certified? +
Yes, the UNITEK C14100BK is USB-IF certified, ensuring compliance with the latest USB4 specifications and guaranteed performance.
2. What's the difference between USB4 and Thunderbolt 4? +
USB4 and Thunderbolt 4 both offer 40Gbps, 100W charging, and display support. Thunderbolt 4 has stricter minimum requirements. This cable is fully compatible with both USB4 and Thunderbolt 3/4 devices.
3. Will this cable work with my Thunderbolt 3 laptop? +
Yes, it is fully compatible with Thunderbolt 3 ports and will deliver the same 40Gbps speed and video capabilities.
4. Does it support video output to an external monitor? +
Yes, supports 8K@60Hz (single display) or dual 4K@60Hz when both the source and display support USB4 or DP Alt Mode.

