USB-C to 4-Port USB-A 3.0 Hub 5Gbps with USB-A Adapter
The CABLETIME CB03B USB-C to 4-Port USB-A 3.0 Hub expands one USB-C or USB-A connection into four practical USB-A 3.0 ports. Designed for Mac, laptops, desktops and everyday workstations, it helps connect flash drives, keyboards, mice, USB receivers, card readers, external storage and other USB accessories through one compact hub.
More USB Ports for Modern Devices
Many MacBooks and modern laptops have limited USB ports. This hub gives you four USB-A 3.0 ports while supporting both USB-C and USB-A host connections.
Daily Workflow
Plug. Expand. Connect. Transfer. Work.
Use it to connect storage drives, USB accessories, office peripherals, camera readers and everyday desk devices from one compact hub.
Key Benefits
01. 4-Port USB-A Expansion
Converts one USB-C or USB-A connection into four USB-A 3.0 ports for accessories and storage devices.
02. Up to 5Gbps Transfer Speed
Supports USB 3.0 transfer speeds up to 5Gbps for fast movement of documents, photos, videos and backup files.
03. USB-C + USB-A Input
Works with both modern USB-C devices and standard USB-A systems, making it flexible for multiple setups.
04. USB-C Power Support
Includes 5V 1A USB-C power input to support more stable operation when multiple USB devices are connected.
05. Compact 0.15m Cable
Short cable length keeps the hub neat and easy to place beside a laptop, MacBook or desktop workstation.
06. Lightweight ABS Body
ABS material keeps the hub portable, practical and suitable for desk setups, travel bags and work kits.
Best Used For
MacBook USB expansionLaptop desk setupKeyboard and mouseUSB flash drivesExternal storage devicesUSB receivers and donglesCard readers and camerasTravel workstationsSmart Visual Guide: How to Use
A simple setup flow for expanding your Mac, laptop or desktop with four USB-A 3.0 ports.
Choose Host ConnectionConnect the hub to your device using USB-C or USB-A depending on the available port on your laptop, Mac or desktop.
Add USB-C Power if NeededUse the USB-C 5V 1A power input when connecting multiple devices or power-sensitive USB accessories.
Connect USB DevicesPlug in USB-A devices such as flash drives, keyboard, mouse, USB receiver, card reader, printer or external storage.
Transfer or WorkUse up to 5Gbps USB 3.0 speed for file transfer, backups, documents, photos, videos and everyday accessories.
Keep Setup CleanPlace the compact 0.15m hub beside your laptop or workstation for easy access without unnecessary cable clutter.
Usage Tip:For power-demanding USB devices, use the USB-C power input. Actual speed depends on the host port, connected device, cable, file type and operating system.
Device & Accessory Compatibility
Important Performance Note
Maximum transfer speed depends on your device port, operating system, connected USB accessory, file size and storage speed. For multiple connected devices or power-sensitive accessories, use the USB-C power input.
Technical Specifications
| Brand | CABLETIME |
| Product Type | USB-C / USB-A to 4-Port USB-A 3.0 Hub |
| Model | CB03B |
| SKU | CT-HUBT3-PB |
| Input | USB-C + USB-A |
| Output | 4 × USB-A 3.0 |
| Data Transfer Speed | Up to 5Gbps |
| Power Input | USB-C power, 5V 1A |
| Material | ABS |
| Cable Length | 0.15m |
Frequently Asked Questions
What is this USB hub used for?
It is used to expand one USB-C or USB-A connection into four USB-A 3.0 ports for accessories, storage devices and peripherals.
Does it support 5Gbps speed?
Yes, the hub is listed with four USB-A 3.0 ports supporting up to 5Gbps transfer speed, depending on the host device and connected USB accessory.
Can I use it with both USB-C and USB-A devices?
Yes, the input is listed as USB-C + USB-A, making it suitable for modern USB-C devices and older USB-A systems.
Does it have power support?
Yes, it supports 5V 1A USB-C power input, useful when connecting multiple USB devices or power-sensitive accessories.
Is it suitable for MacBook?
Yes, the product title positions it for Mac use, and the USB-C input makes it suitable for compatible MacBook models with USB-C ports.
Can I connect external storage?
Yes, you can connect compatible flash drives and external storage devices. For power-demanding storage, use the USB-C power input if needed.
Best For
USB C to USB A hub, USB type C to 4 port USB hub, 4 port USB 3.0 hub, 5Gbps USB hub, USB C hub for Mac, USB hub for MacBook, USB-A expansion hub, laptop USB hub, USB hub with power input, USB-C powered USB hub, USB hub for flash drive, USB hub for keyboard mouse, CABLETIME CB03B and CABLETIME CT-HUBT3-PB.
Expand Your Mac or Laptop with Four USB-A Ports
The CABLETIME CB03B USB-C to 4-Port USB-A 3.0 Hub gives you a compact way to connect more USB accessories, storage devices and daily work peripherals.
Connect More. Transfer Faster. 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.
