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LUOM

LUOM TJ-A055 USB-C to DisplayPort 1.4 cable 10 ft 8K 60Hz 4K 144Hz 2K 240Hz

SKU CH-54BT-WTCH2

Connects a USB-C source to a DisplayPort 1.4 display at up to 8K 60Hz or 4K 240Hz over 10 ft with triple-shielded copper conductors

  • Refresh frequency8K - 7680 × 4320@60 Hz 5K - 5120 × 2880@60 Hz 4K - 3840 × 21
  • Rated speedTest Value
  • Cable length10 ft (3.05 m)
  • Connector count1
  • Source connector1 x USB Type-C
  • Destination connector1 x DisplayPort 1.4
  • Supports 8K at 60 Hz with 32.4 Gbps bandwidth
  • Drives 4K at 144 Hz for smooth gaming visuals
  • Delivers 2K at 240 Hz for high-refresh competitive play
  • Works with Thunderbolt 3 and 4 hosts via USB-C
  • Triple-shielded copper construction ensures stable signal transmission

USB-C to DisplayPort 1.4 cable

The LUOM TJ-A055 is a unidirectional cable that carries video from a USB-C or Thunderbolt 3/4 source to a DisplayPort 1.4 display. It supports 8K at 60 Hz, 4K up to 144 Hz and 2K up to 240 Hz for gaming or professional workstations. Compatible devices include recent MacBook, iPad Pro and Windows laptops with DP Alt Mode.

Thermals noise and power

Passive copper construction means the cable generates no heat and requires no external power. Triple shielding and a solid copper conductor keep signal integrity stable at the full 32.4 Gbps bandwidth without active electronics. The braided nylon jacket adds durability while remaining flexible for desk routing.

Bundled accessories and software

No adapters, drivers or software are included in the package. The built-in CYPD smart chip handles protocol negotiation automatically when both host and monitor support the target resolution and refresh rate. HDCP 2.3 and DSC 1.2 are supported in hardware for protected content and visually lossless compression.

How it compares

Measured against everything we stock in DisplayPort Monitor Cables, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 70% of the 3,804 comparable items (median $15.99).

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Specifications

Product
Brand nameLUOM
Model nameTJ-A055
Product typeDisplayPort Cable
Product colorBlack
Performance
Rated speedTest Value
Display
Refresh frequency8K - 7680 × 4320@60 Hz
5K - 5120 × 2880@60 Hz
4K - 3840 × 2160@144 Hz, 120 Hz, 60 Hz
2K - 2560 × 1440@240 Hz, 165 Hz, 144 Hz, 120 Hz, 60 Hz
Ports & slots
Connector count1
Source connector1 x USB Type-C
Destination connector1 x DisplayPort 1.4
Connector detailsUSB C to DisplayPort 1.4 Cable 8K@60 Hz
Connector genderMale to Male
Size & build
Overall length10 ft (3.05 m)
Cable length10 ft (3.05 m)
Cable shieldingTriple-shielded
Conductor typeSolid Copper Conductor
Build detailsTest123
Compatibility
Supported platformsWorks with Windows Vista

Other versions of this model

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Questions about this item

How do I install the 10 ft USB-C to DisplayPort 1.4 cable so the signal direction is correct?

Plug the USB-C end into the source device that supports DP Alt Mode or Thunderbolt 3/4, then connect the DisplayPort end to the monitor; the cable is unidirectional and will not work if reversed.

What part of the cable is most likely to need replacement after heavy daily use?

The gold-plated connectors and braided nylon jacket are built for durability, but repeated bending near the zinc-alloy shells can fatigue the 28 AWG tinned copper conductors over time.

At 10 ft length, which resolution and refresh combination hits the 32.4 Gbps bandwidth ceiling first?

8K at 60 Hz with 10-bit HDR uses the full 32.4 Gbps link; 4K at 240 Hz or 2K at 240 Hz stays within the limit thanks to DSC compression.

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