CABLETIME USB 3.0 3-Port Hub with Gigabit Ethernet Adapter
USB 3.0 3-Port Hub with Gigabit Ethernet Adapter
The CABLETIME CB55G USB 3.0 3-Port Hub with Gigabit Ethernet Adapter combines USB expansion and wired LAN connectivity in one compact device. It adds three USB 3.0 ports for accessories and storage, plus one RJ45 Gigabit Ethernet port for stable wired internet. It is ideal for laptops, computers, Nintendo Switch setups, office desks, travel workstations and devices that need both extra USB ports and reliable Ethernet access.
USB Expansion and Wired Internet in One Adapter
Many laptops and compact devices have limited USB ports and no Ethernet port. This adapter solves both problems with three USB 3.0 ports and one RJ45 Gigabit LAN port.
Daily Workflow
Plug. Expand. Connect. Transfer. Work.
Use one compact hub to connect USB accessories, transfer files, use wired internet, improve network stability and keep your desk setup cleaner.
Key Benefits
01. 3-Port USB 3.0 Expansion
Adds three USB 3.0 ports for connecting flash drives, keyboards, mice, card readers, USB receivers and other accessories.
02. Gigabit RJ45 Ethernet
Includes one RJ45 Ethernet port with 10/100/1000Mbps transmission for stable wired LAN connectivity.
03. Up to 5Gbps USB Transfer
Supports USB 3.0 data transfer up to 5Gbps for documents, photos, videos, backups and everyday file movement.
04. Better Network Stability
Useful when Wi-Fi is unstable or when you need reliable wired networking for meetings, downloads, gaming or office systems.
05. USB-A Male Input
Connects through a USB-A port, making it suitable for compatible laptops, desktops, computers and USB-A devices.
06. Aluminum Shell + ABS Build
A clean and practical aluminum shell with ABS construction gives the adapter a durable everyday design.
Best Used For
Laptop USB expansionDesktop workstation setupWired internet accessNintendo Switch LAN setupVideo calls and meetingsUSB flash drives and storageKeyboard and mouse setupTravel workstationsSmart Visual Guide: How to Use
A simple setup flow for using USB accessories and wired Ethernet through one USB-A adapter.
Connect to USB-APlug the USB-A male connector into your laptop, computer, Nintendo Switch dock or compatible USB-A host device.
Add USB DevicesConnect USB accessories such as flash drives, card readers, keyboard, mouse, USB receiver or external storage.
Connect Ethernet CableInsert an RJ45 LAN cable into the Ethernet port for a wired network connection.
Transfer or Go OnlineUse up to 5Gbps USB data transfer and up to 1000Mbps Ethernet depending on connected devices and network support.
Work SmarterUse the hub for meetings, file transfer, stable internet, desk accessories, gaming LAN and daily productivity.
Performance Tip:To achieve full Gigabit Ethernet speed, your router, switch, Ethernet cable and device must support Gigabit networking. USB transfer speed depends on the host port and connected USB device.
Device & Accessory Compatibility
USB-A LaptopComputerDesktop PCNintendo SwitchUSB Flash DriveKeyboard / MouseUSB ReceiverCard ReaderExternal StorageRouter / Switch LANImportant Performance Note
Actual USB transfer speed and Ethernet speed depend on your host device, connected accessories, Ethernet cable, router, switch, operating system and network plan. For Gigabit LAN performance, the full network chain must support 1000Mbps.
Technical Specifications
| Brand | CABLETIME |
| Product Type | USB 3.0 3-Port Hub with Gigabit Ethernet Adapter |
| Model | CB55G |
| SKU | CT-AMLU3-AG |
| Input | USB-A Male |
| USB Output | 3 × USB 3.0 |
| Ethernet Output | 1 × RJ45 |
| USB Transfer Data | Up to 5Gbps |
| Ethernet Transmission Rate | 10/100/1000Mbps |
| Material | Aluminum Shell + ABS |
Frequently Asked Questions
What is this adapter used for?
It is used to expand one USB-A port into three USB 3.0 ports while also adding one RJ45 Gigabit Ethernet port.
Does it support Gigabit Ethernet?
Yes, the RJ45 port supports 10/100/1000Mbps Ethernet transmission, depending on the connected network equipment.
How many USB ports does it provide?
It provides three USB 3.0 ports for accessories and storage devices.
Does it support 5Gbps USB transfer?
Yes, the USB 3.0 ports are listed with data transfer up to 5Gbps, depending on the host device and connected USB accessory.
Can I use it with Nintendo Switch?
Yes, the product page lists compatibility with devices such as Nintendo Switch, along with laptops and computers that have a USB-A port.
What affects actual speed?
Actual speed depends on the host USB port, connected USB device, Ethernet cable, router, switch, operating system and internet/network plan.
Best For
USB 3.0 hub with Ethernet, 3 port USB hub, USB to Gigabit Ethernet adapter, USB-A Ethernet hub, 5Gbps USB hub, 1000Mbps LAN adapter, RJ45 USB hub, USB hub for laptop, Ethernet adapter for Nintendo Switch, USB hub for computer, laptop LAN adapter, USB-A network hub, CABLETIME CB55G and CABLETIME CT-AMLU3-AG.
Add USB Expansion and Gigabit Ethernet in One Compact Hub
The CABLETIME CB55G USB 3.0 Hub with Gigabit Ethernet Adapter helps you connect more USB accessories while adding stable wired LAN access to compatible USB-A devices.
Expand Ports. Connect Wired. Work Smarter.
Connect in a clear sequence.
Check host compatibility, connect any required power supply, attach the host cable and then add peripherals. Configure display, network and audio settings where those functions are provided.
Will every USB-C port support all functions?
No. Port shape alone does not establish video output, charging or data capabilities. Match the host requirements and supported operating-system features listed for this product.
Which length or version should I select?
Use the product selector to choose the required option. Check that option against any model, connector, length or pack-size distinctions in the specifications before ordering.