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Black aluminium USB-C adapter with HDMI, USB 3.0 and USB-C ports

Ugreen 021-ZJCX-US USB-C to HDMI 3-in-1 Adapter

SKU CH-AZPB-96SCD

Connects a USB-C device to an HDMI display at 3840x2160@30Hz while adding a USB 3.0 port and 100W power delivery

  • Connector typeStandard
  • Units per package1
  • Product typePlug and Play
  • Product colorBlack
  • DetailsPlug and Play, Aluminum, 3, 5,120 Mbit/s, 0.05 kg, 021-ZJCX-
  • Key featuresPlug and Play
  • 4K UHD video at 3840x2160@30Hz for crisp external displays
  • 5 Gbps USB 3.0 port transfers files ten times faster than USB 2.0
  • 100 W Power Delivery keeps laptops charged while the adapter is in use
  • Plug-and-play aluminium design weighs 0.05 kg and fits in a pocket
  • Three ports — HDMI, USB-A 3.0 and USB-C PD — from a single USB-C connection

Three-in-one USB-C adapter

The Ugreen 021-ZJCX-US-FBA adds an HDMI port, a USB 3.0 Type-A port and a USB-C power-delivery input to devices that have a single USB-C connector. It suits laptop, tablet or phone users who need external display output and legacy USB accessories while keeping the host charged. The aluminium body weighs .05 kilograms and fits in a pocket.

Thermals noise and power

Passive aluminium construction dissipates heat without a fan, so the adapter runs silently during video playback or file transfers. The USB-C PD port accepts up to 100 W to charge the host system while the adapter is in use. Data throughput on the USB 3.0 port reaches 5120 megabits per second, ten times the 480 megabits per second of USB 2.0.

Build quality and connectors

A black aluminium shell protects the internal circuitry and resists everyday wear. The HDMI output delivers 3840 by 2160 resolution at 30 Hz when the host USB-C port supports DisplayPort Alternate Mode; it does not drive portable monitors. The USB-A port accepts flash drives, keyboards, mice or mechanical hard drives. Buyers whose USB-C port lacks video alternate mode cannot use the HDMI function.

How it compares

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

Price $22.99
Pricier than about 78% of the 1,430 comparable items (median $14.99).

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Specifications

Product
Brand nameUgreen
Model name021-ZJCX-US
Product typePlug and Play
Product colorBlack
Ports & slots
Connector typeStandard
Size & build
Product weight0.05 kg
In the box
Units per package1
In the box1 x LJ zjcxin x 021-ZJCX-US

Questions about this item

How do I install the Ugreen 021-ZJCX-US-FBA adapter, and what step do people often miss?

Plug the USB-C connector into a port that supports DisplayPort Alternate Mode; the adapter will not output video if the host port lacks that capability.

What maintenance or replacement will the Ugreen 021-ZJCX-US-FBA adapter need over time?

No scheduled maintenance is required; keep the aluminium body vents clear of dust and replace the unit only if the HDMI, USB 3.0 or PD ports become physically damaged or stop functioning.

What limit appears first when the Ugreen 021-ZJCX-US-FBA adapter runs under sustained load?

The HDMI output is capped at 3840x2160@30Hz, the USB 3.0 data path at 5120 megabits_per_second and the power delivery at 100W; whichever of those ceilings your workflow hits first becomes the practical bottleneck.

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