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Jansicotek

Jansicotek 240W USB4 cable 1.6Ft 40Gbps 8K@60Hz Thunderbolt 3

SKU CH-57N8-Z6R3J MPN 240W

A 1.6 ft USB-C to USB-C cable delivering 40 Gbps data, 8K 60 Hz video and 240 W charging for Thunderbolt 3 gear

  • Refresh frequency8K@60 Hz
  • Connection typeUSB C to USB C
  • Connector genderMale to Male
  • Apple compatibilityUSB-C port
  • Product typeUSB4
  • Product colorBlack

Cable Length 1.6 Feet

Model 240W

  • Charge devices at up to 240W with PD 3.1 and an E-Marker chip
  • Drive an 8K display at 60Hz or two 4K screens via Thunderbolt 3
  • Transfer large files at 40Gbps using USB4 Gen 3x2
  • Connect docks, eGPUs and monitors in a Thunderbolt 3 daisy chain
  • Reversible USB-C male connectors work either way up

What this cable delivers

This Jansicotek USB4 cable carries 40 Gbps bandwidth, 8K video at 60 Hz and up to 240 W power delivery through a 1.6 ft braided USB-C to USB-C link. It supports Thunderbolt 3 daisy-chaining for up to six devices including docks, eGPUs and displays. The built-in E-Marker chip negotiates PD 3.1, PD 3.0 PPS, QC 4.0 and other fast-charge protocols automatically.

Who should buy it and who should not

Creators driving an 8K monitor, professionals linking Thunderbolt 3 docks or eGPUs, and owners of 240 W laptops who need a short, tidy cable will benefit. Buyers who only need lower data rates or less charging power, or who require a longer reach than 1.6 ft, should look at other cables.

The spec that decides fit

The single deciding specification is the 40 Gbps USB4 Gen 3x2 rating, which enables 8K@60 Hz video, 240 W charging and full Thunderbolt 3 device chaining. If your host, charger or display does not support that bandwidth or power level, the cable will fall back to lower speeds and wattages.

How it compares

Measured against everything we stock in USB Cords & Extension Cables, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 60% of the 15,227 comparable items (median $14.99).
Refresh frequency 8K@60 Hz
Typical for this category: the median of 366 items is 60 Hz.

Specifications

Product
Brand nameJansicotek
Model namePQ004
Product typeUSB4
Product colorBlack
Display
Refresh frequency8K@60 Hz
Ports & slots
Connection typeUSB C to USB C
Thunderbolt 3 supportYes
Connector genderMale to Male
Compatibility
Apple compatibilityUSB-C port

Other versions of this model

5 more in the same range

Questions about this item

What must my charger and device support to reach the 240W rating of this cable?

Both the charger and the device must implement USB Power Delivery 3.1 at 48V and 5A; the cable itself carries an E-Marker chip that identifies the 240W capability.

Can I daisy-chain this cable with my existing Thunderbolt 3 dock and monitor?

Yes, the cable supports daisy-chaining up to six Thunderbolt 3 devices such as docks, drives, eGPUs and displays when each link uses a Thunderbolt cable.

How can I verify the cable is delivering 40Gbps after I plug it in?

Check the host operating system's connection speed readout or run a large-file transfer to a USB4 Gen 3x2 SSD; sustained throughput near 40Gbps confirms full-speed operation.

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