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LUOM

LUOM TJ-A323 USB4 cable 100W 40Gbps 8K@60Hz 3.3FT

SKU CH-XSXH-VKZXR

A USB4 cable delivering 100W charging, 40Gbps data transfer and 8K@60Hz video over a 3.3FT USB-C to USB-C link

  • TypeUSB4
  • Connector TypeUSB C to USB C
  • ColorBlack
  • Thunderbolt 3Yes
  • Terminal GenderMale to Male
  • Apple CompatibleUSB-C port

Cable Length 3.3 Feet

Style USB4

  • Charges compatible laptops up to 100W using PD 3.1
  • Transfers large files at up to 40Gbps with Thunderbolt
  • Drives an 8K display at 60Hz from a single cable
  • Works with Thunderbolt 3 and USB 3.2 devices
  • 3 ft length suits desk and dock setups

One Cable for Charging, Video and Data

The LUOM TJ-A323 is a USB4 cable with USB-C male connectors on both ends. It handles up to 100W power delivery, 40Gbps data transfer and 8K video at 60Hz. The cable works with Thunderbolt 4 and Thunderbolt 3 hosts, plus earlier USB standards. Buyers who need longer reach or angled connectors will need a different product.

Thermals Noise and Power Draw

Passive copper construction means no fan noise and no active cooling requirement. The cable delivers up to 100W at 20V/5A when paired with a compatible charger and device. Power loss along the 3.3FT length stays within USB4 specification limits. No external power adapter is required for operation.

What the Bundle Changes

The package contains only the cable itself. No dock, charger or video adapter is included. Full 40Gbps throughput, 100W charging and 8K@60Hz output each depend on the host, peripheral and charger all supporting those capabilities. Dual 4K displays require two separate cables.

Highlights

  • Charges compatible laptops up to 100W using PD 3.1
  • Transfers large files at up to 40Gbps with Thunderbolt
  • Drives an 8K display at 60Hz from a single cable
  • Works with Thunderbolt 3 and USB 3.2 devices
  • 3 ft length suits desk and dock setups

Specifications

BrandLUOM
ModelTJ-A323
TypeUSB4
Connector TypeUSB C to USB C
ColorBlack
Thunderbolt 3Yes
Terminal GenderMale to Male
Apple CompatibleUSB-C port
Specifications100W USB4 Cable
USB Standard: The Latest USB4 Gen 3x2
Connector Gender & Type: USB C Male to USB C Male, Bi-directional & Reversible.
Power Delivery: PD 3.1/PD 3.0 PPS/PD2.0, QC4.0/3.0, and AFC, SCP, FCP, etc.
Extended Power Range: Fully Supported, Backwards compatible with lower power requirements like 100W/80W/66W/60W and below.
Supported Maximum Wattage: 100W, Compatible with Apple 100W USB-C EPR Charger to power MacBook Pro 16'' with a full load of 100W (Requires a 100W EPR PD 3.1 charger and device to load 100W).
Supported Maximum Voltage: 20V, Voltage rating according to PD 3.1
Refresh Rate8K@60Hz
Features100W, Leading Fast Charging Tech: When our USB C to USB C cable paired with a compatible charger, it reaches the maximum power supported by the device, supporting up to 100W (20V/5A) power supply. Within the next 5 to 10 years, this USBC to USBC fast charging cable can completely meet the demands of fast charging, and could charge virtually any USB-C device from phones and accessories to gaming laptops.
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Support 8K UHD Display: Support ultra HD video resolution, 40Gbps bandwidth allows single 8K@60Hz outputs or dual 4K@60Hz video, 40Gbps speed cables are suitable for eGPU and dual 4

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Questions about this item

How do I connect the USB C male ends to my laptop and dock without forcing the reversible plug?

Align the oval USB C male connector with the port on each device and insert gently; the reversible design fits either way up, so no force is needed.

Will the 100W PD 3.1 charging capability degrade over time with daily use?

The cable is rated for 100W (20V/5A) power delivery and maintains that specification throughout its service life; no periodic recalibration or replacement is required.

At what point does the 40Gbps data rate drop during a long file transfer?

Sustained transfers run at the rated 40Gbps limit; the cable does not throttle below that speed under normal operating temperatures.

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