1. Introduction
Thank you for choosing an ORICO product. Please read this user manual carefully before using the device to ensure proper operation and to avoid any potential issues. This manual provides essential information regarding the setup, operation, maintenance, and specifications of your ORICO USB 3.0 Hub.
Note: The product, accessories, and packaging may be optimized for better application or performance. We apologize if they do not exactly match the manual. Please refer to the original products and contact our customer care team for any further concerns.
2. What's in the Box
- ORICO USB 3.0 Hub (x1)
- User Manual (x1)
- Service Card (x1)
3. Product Features
- Compact and Portable: Mini design, easy to carry in a laptop bag.
- High-Speed Data Transfer: Supports USB 3.0 protocol with a transmission rate of up to 5Gbps, allowing for quick file transfers.
- External Power Supply: Features a USB-C power supply port (5V-2A Max for 4-port, 5V-3A Max for 7-port) to ensure stable operation for high-power devices like mobile hard drives.
- Plug and Play: No drivers required for Windows, Mac OS, and Linux systems. Supports hot-plugging.
- Wide Compatibility: Works with various USB-A peripherals including flash drives, mice, keyboards, external hard drives, printers, and more.
- Reliable Performance: Built-in VL815 chip ensures low power consumption and stable transmission.

Image: ORICO 4-Port USB 3.0 Hub highlighting high-speed transmission, SD/TF card reading (for specific models), and Type-C power port.

Image: Diagram showing the wide compatibility of the USB hub with devices like printers, mice, mini fans, smartphones, tablets, hard disks, flash drives, and keyboards.
4. Setup and Connection
- Connect to Host Device: Plug the USB-A connector of the hub's conjoined cable into an available USB-A port on your computer (laptop or PC).
- Connect Peripherals: Insert your USB devices (e.g., flash drives, mouse, keyboard, external hard drive) into the available USB 3.0 ports on the hub.
- Optional External Power (for high-power devices): If you are connecting multiple high-power devices, connect a 5V power adapter (not included, specified by ORICO) to the USB-C power port on the hub. This ensures stable power supply and protects your host device.
Video: Demonstrates connecting the ORICO USB 3.0 Hub to a laptop, connecting USB devices, and utilizing the external power port for stable operation.

Image: The 4-port USB hub connected to a laptop, expanding available USB 3.0 ports.

Image: Close-up of the USB hub showing the 5V Type-C power port being connected.
5. Operating Instructions
- Plug and Play: The ORICO USB 3.0 Hub is designed for plug-and-play functionality. Simply connect it to your computer, and it should be recognized automatically by Windows, Mac OS, or Linux operating systems without needing additional drivers.
- Data Transfer: Insert your USB 3.0 compatible devices into the blue USB ports for high-speed data transfer up to 5Gbps. This allows for rapid transfer of large files and HD media.
- Connecting Peripherals: Connect various USB peripherals such as keyboards, mice, printers, and external storage devices to the hub. The hub provides stable connections for smooth operation.
- External Power Usage: For devices requiring more power (e.g., external hard drives, multiple USB-powered accessories), connect an external 5V power adapter to the USB-C power input port on the hub. This ensures sufficient power and prevents performance issues or damage to your host device.

Image: Illustration showing the hub's plug-and-play compatibility with Windows, Mac OS, and Linux operating systems.

Image: The USB hub facilitating 5Gbps data transfer between a laptop and an external hard drive.
6. Maintenance and Safety Guidelines
To ensure the longevity and safe operation of your ORICO USB 3.0 Hub, please adhere to the following guidelines:
- Do not hit, throw, or puncture the product. Avoid dropping, squeezing, or bending the device.
- Do not use or store the product in humid environments. Keep it away from liquids.
- Avoid using the product in hot, high-dust environments and keep it away from fire.
- Do not expose the product to direct sunlight.
- Do not place the product in corrosive environments or clean it with chemical solutions.
- Keep the product and its accessories away from strong electromagnetic fields and magnetic equipment.
- Keep the product and accessories out of reach of children. Do not allow children to use the product without supervision.
- If an external power adapter is required, use only the power adapter specified by ORICO.
- Do not attempt to disassemble or repair the product yourself. Contact an authorized support center for assistance.
7. Troubleshooting
If you encounter any issues with your ORICO USB 3.0 Hub, consider the following common solutions:
- Device Not Recognized: Ensure the hub is securely connected to your computer's USB port. Try connecting it to a different USB port or a different computer to rule out port-specific issues.
- Slow Data Transfer: Verify that both the hub and your connected devices are USB 3.0 compatible. Ensure the hub is connected to a USB 3.0 port on your computer. If using high-power devices, ensure an external power adapter is connected to the hub.
- Intermittent Connection: Check all cable connections for looseness. Avoid placing the hub near strong electromagnetic sources.
- High-Power Device Issues: If an external hard drive or other high-power device is not functioning correctly, ensure an appropriate 5V external power adapter is connected to the hub's USB-C power port.
If problems persist, please contact your dealer or ORICO customer service center for further assistance.
8. Specifications
| Feature | 4-Port USB 3.0 Hub (TWU3-4A / CL7U-U3) | 7-Port USB 3.0 Hub (TWU3-7A / CL7U-C3) |
|---|---|---|
| Input | USB-A | USB-A |
| Output | USB-A 3.0 x 4 | USB-A 3.0 x 7 |
| Transmission Rate | 5Gbps | 5Gbps |
| USB-C Power Port | 5V-2A Max | 5V-3A Max |
| Dimensions | 93 x 25 x 19 mm | 138 x 25 x 19 mm |
| Material | ABS | ABS |
| Supported System | Windows / Mac OS / Linux | Windows / Mac OS / Linux |
| Conjoined Cable Length | 0.15m / 0.5m / 1m | 0.15m / 0.5m / 1m |
| Control Chip | VL815 | VL815 |

Image: Detailed specifications for the 4-port (TWU3-4A) and 7-port (TWU3-7A) USB 3.0 Hubs.

Image: The compact size of the hub, highlighting its portability with dimensions of 25mm width and 90mm length (for the 4-port model).
9. User Tips
- Optimal Cable Length: Choose the cable length that best suits your setup. A 15cm cable is ideal for laptops to avoid tangling, while a 100cm cable is more suitable for desktop PCs to easily reach USB devices without bending over.
- Power for External Drives: Always use the external USB-C power port when connecting power-hungry devices like external hard drives to ensure stable performance and prevent data corruption.
- Keep Ports Clear: The generous spacing between ports helps prevent interference between connected devices. Ensure devices are inserted fully and without obstruction.

Image: Comparison of 15cm and 100cm cable length options, suggesting optimal use cases for laptops and PCs respectively.

Image: Close-up view highlighting the 8.2mm spacing between USB ports, designed for barrier-free plug-in of multiple devices.
10. Warranty and Support
Shenzhen ORICO Technologies Co., Ltd. reserves all rights of maintenance to this manual and shall not be liable for any lost or damaged resulting from this manual. Compensation for lost or damaged resulting from this manual or product shall not exceed the payment of your purchase to this product.
If you have any questions during the use of this product, please feel free to contact your dealer or ORICO customer service center for support.
ORICO® is a registered trademark of Shenzhen ORICO Technologies Co., Ltd. Any other product, trademark, service, or company mentioned herein is a trademark or registered trademark of their respective owners. This manual is for reference only and is not a guarantee.





