Ugreen

UGREEN US276 USB 3.0-A Male to USB-C Female Adapter - Gray

UGREEN US276 adapter converts USB-A to USB-C for data transfer and charging with compatible devices, in a compact aluminum design.

About the product

Give your existing USB-A port a new purpose with a compact connection for USB-C accessories.

Small Adapter, Practical Connectivity

USB-A male to USB-C female conversion
USB 3.0 data transfer support
Charging support for mobile devices
Compact aluminum-alloy construction
Suitable for compatible USB-C accessories

UGREEN US276 USB 3.0-A Male to USB-C Female Adapter - Gray

The UGREEN US276 adapter gives an existing USB-A port the flexibility to accept a compatible USB-C plug. It is useful for connecting modern accessories to older laptops, desktop computers and USB-A charging equipment. Instead of replacing your existing hardware simply because it lacks a USB-C socket, this compact connector provides a practical bridge for supported data transfers and mobile charging.

Why Choose the UGREEN US276 Adapter?

Connect Modern Storage Use a compatible USB-C storage device with a computer that has a USB-A port. This helps you move files without replacing the computer's existing connection.
Keep Using Existing Chargers Connect a suitable USB-C charging cable to an existing USB-A power source for compatible mobile devices.
Made for Everyday Handling The aluminum-alloy casing provides a compact exterior for a connector designed to move between your everyday accessories.

Manufacturer-Published Performance

5 Gbps Maximum USB 3.0 Data Transfer Rate
3A Supported Current for Mobile Charging

Choose the Right Connection for Your Setup

Computer or Laptop

Insert the adapter into a compatible USB-A port on your computer, then connect a suitable USB-C cable or peripheral. It provides a convenient way to transfer files between supported devices. Actual performance depends on the host port, cable and connected accessory.

USB-A Wall Charger

Use the adapter with an appropriate USB-A power adapter to connect a compatible USB-C charging cable. Charging performance is determined by the power source, connected device and cable.

Car Charger or Power Bank

Regional UGREEN product listings also describe use with USB-A car chargers and power banks. Check that the power source provides suitable output for the mobile device being charged.

How to Use the Adapter

Find the USB-A Port Choose a suitable USB-A port on your computer or charging equipment.
Insert the Adapter Connect the adapter's male USB-A plug directly to the selected port without forcing the connector.
Connect Your USB-C Accessory Insert a compatible USB-C plug into the adapter's female socket, then use the connected device for its supported charging or data function.

Understand What This Connection Does

USB-A Equipped ComputersThe adapter is designed to let an older laptop or desktop PC accept a compatible USB-C connection. Yes
Older USB-A Interface VersionsThe authorized UGREEN distributor documents backward compatibility with USB 2.0 and USB 1.1. Transfer performance is limited by the older connection. Partly
USB-C Headphones on WindowsA regional product listing describes support for compatible USB-C headphones on Windows 10. Operation depends on the headset and its USB audio requirements. Partly

Technical Specifications

Official Connection Details

Input Connector	USB-A 3.0 male
Output Connector	USB-C 3.1 Gen 1 female
Housing Material	Aluminum alloy
Primary Functions	USB data transfer and mobile-device charging

Frequently Asked Questions

Does this USB-A to USB-C adapter support fast charging?

UGREEN specifies mobile-device charging support and publishes a current rating for this model. The charging speed depends on the USB-A power source, the connected cable and the device. USB-C Power Delivery performance should not be assumed.

Can the USB 3.0 to Type-C adapter transfer files?

Yes. The manufacturer's documentation confirms USB data transfer. For the highest supported interface speed, use suitable USB 3.0 equipment throughout the connection.

Can I use this adapter for HDMI or DisplayPort video output?

UGREEN documents this model for data transfer and mobile charging. Its official product specification does not confirm DisplayPort Alt Mode, HDMI video output or Thunderbolt functionality. Choose a dedicated video adapter when display output is required.

Does the USB-C adapter work with an older USB-A laptop?

Yes, provided the laptop has a suitable USB-A port and the connected peripheral is compatible. The adapter changes the connector available to the accessory, while the computer's existing port capabilities still apply.

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