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Jansicotek

Jansicotek TJ-A323 USB4 Cable 3.3 ft 40Gbps 100W 8K@60Hz USB-IF Certified Thunderbolt 4 PD 3.1

SKU CH-3TG8-DX9V5

A USB4 cable that carries 40 Gbps data, 100 W charging and 8K 60 Hz video over 3.3 ft with USB‑IF certification

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

Cable Length 3.3 Feet

  • Charges up to 100W with PD 3.1 support
  • Transfers data at 40Gbps via USB4 Gen 3x2
  • Drives 8K@60Hz or dual 4K@60Hz displays
  • USB-IF certified for Thunderbolt 4 compatibility
  • 3 ft reversible USB-C to USB-C cable

What this cable does and who needs it

The Jansicotek TJ-A323 is a USB4 cable certified by USB-IF for 40Gbps data, 100W power delivery and 8K video at 60Hz. It connects two USB-C devices with a 3.3 ft black male-to-male lead. Buyers who need a single cable for charging, display and fast file transfer between a laptop and a dock or monitor will use every feature.

Who this suits and who should look elsewhere

Creators moving large video libraries between high-speed enclosures and a MacBook or XPS will hit the 40Gbps ceiling. Users whose devices only support USB 3.2 Gen 2 or Thunderbolt 3 at 20Gbps will not reach the rated throughput. Anyone needing a longer run for a desk-to-screen setup should choose a different length.

The spec that decides fit

The cable carries the USB4 Gen 3x2 standard with a 40Gbps bandwidth rating, which determines whether your host, dock and peripheral can actually exchange data at that speed. If any link in the chain tops out at 20Gbps the transfer will fall back to the lower rate.

Highlights

  • Charges up to 100W with PD 3.1 support
  • Transfers data at 40Gbps via USB4 Gen 3x2
  • Drives 8K@60Hz or dual 4K@60Hz displays
  • USB-IF certified for Thunderbolt 4 compatibility
  • 3 ft reversible USB-C to USB-C cable

Specifications

BrandJansicotek
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

Other versions of this model

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Questions about this item

Does the 3.3 ft cable ship with any adapters or power bricks, or is it just the USB C to USB C cable?

Only the USB C to USB C cable is included; no adapters or chargers are bundled.

The listing mentions USB4 Gen 3x2 and Thunderbolt 3 — which version should I pick for 40Gbps and 8K@60Hz?

This single model delivers up to 40Gbps bandwidth and 8K@60Hz video when used with a compatible Thunderbolt 3 or Thunderbolt 4 port.

In a real laptop-to-monitor setup, will the 40Gbps rating actually give me 8K@60Hz or dual 4K@60Hz?

Yes, the cable supports single 8K@60Hz or dual 4K@60Hz output, provided both host and display run Thunderbolt 3 or Thunderbolt 4.

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