j5create JCA374 USB-C Multi-Adapter with HDMI, Ethernet, USB 3.1 & PD 3.0

The j5create JCA374 USB-C Multi-Adapter expands a single USB-C port into HDMI, Gigabit Ethernet, two USB 3.0 Type-A ports, and USB-C Power Delivery 3.0, providing essential connectivity for work, travel, and everyday productivity. Connect an external HDMI display at up to 4K 30Hz, access a reliable wired network, connect USB peripherals, and charge your compatible device with up to 60W pass-through—all through one compact adapter

Key Features

• Expands one USB-C port into HDMI, Gigabit Ethernet, 2 × USB 3.0 Type-A, and USB-C Power Delivery 3.0
  
• Supports HDMI output up to Ultra HD 4K (3840 × 2160) at 30Hz, or 1920 × 1080 at 60Hz
  
• Gigabit Ethernet (10/100/1000 Mbps) for stable wired network connectivity
  
• 2 × USB 3.0 Type-A ports support data transfer rates up to 5Gbps
  
• USB-C Power Delivery 3.0 pass-through charging up to 60W while using the adapter
  
• Supports digital video and audio through HDMI
  
• Plug-and-play operation on supported operating systems
  
• Compact and lightweight design for travel and mobile workstations
  
• Ideal for business presentations, office work, remote work, and home office setups
  

Key Specifications

Best For

• Connecting a 4K HDMI monitor or projector
  
• Wired Gigabit Ethernet networking
  
• Connecting USB flash drives, keyboards, and mice
  
• Charging your laptop while working
  
• Business presentations
  
• Home office and remote work
  
• Travel and mobile productivity
  

Compatibility Notes

The j5create JCA374 requires a USB-C port that supports DisplayPort Alternate Mode (DP Alt Mode) and USB Power Delivery 2.0 or 3.0; j5create lists it as compatible with Windows, macOS, and ChromeOS. 4K output at 30Hz requires DisplayPort 1.2 on the video source and a 4K-capable display. The USB-C Power Delivery 3.0 port provides up to 60W pass-through charging when a USB-C power adapter is connected, while the two USB 3.0 Type-A ports support high-speed USB peripherals and the Gigabit Ethernet port provides a stable wired network connection

Frequently Asked Questions

What's included in the box?
j5create JCA374 USB-C Multi-Adapter
Quick Installation Guide

What warranty applies?
Warranty coverage according to the applicable terms and DokkanTech's Warranty Policy.

Does it support 4K output?
Yes. It supports Ultra HD 3840 × 2160 at 30Hz (or 1920 × 1080 at 60Hz) on compatible devices and displays

Can I charge my laptop while using the adapter?
Yes. Connect a USB-C power adapter to the Power Delivery 3.0 port for up to 60W pass-through charging while the other ports remain in use

How fast are the USB ports?
The two USB 3.0 Type-A ports support data transfer speeds of up to 5Gbps with compatible devices

Does the Ethernet port support Gigabit speed?
Yes. The integrated RJ-45 port supports 10/100/1000 Mbps Gigabit Ethernet

Does it require drivers?
No. It supports Plug & Play operation on compatible operating systems