The UGREEN US276 (Model: 50533) is a high-speed USB 3.0 Type-A male to USB-C 3.1 Gen 1 female adapter designed to bridge legacy USB ports with modern Type-C peripherals. Featuring a durable aluminium alloy enclosure and an integrated 56KΩ pull-up resistor for safe current regulation, it enables seamless data synchronisation, mobile device charging, and OTG (On-The-Go) functionality.
Technical Specifications
- Model / Part Number: US276 / 50533
- Input Interface: USB 3.0 Type-A Male
- Output Interface: USB-C 3.1 Gen 1 Female
- Max Transfer Speed: Up to 5 Gbps (USB 3.0 / Gen 1)
- Power / Charging Support: Up to 3A current output
- Internal Protection: Standard 56KΩ pull-up resistor
- Housing Material: Aluminium Alloy
- Durability: Rated for up to 10,000 insertion/removal cycles
Key Features
- High-Speed Data & Sync: Supports rapid data transfer rates up to 5Gbps, allowing large files to transfer efficiently while remaining backward compatible with USB 2.0 and 1.1.
- Reliable Power Regulation: Built-in 56KΩ resistor protects connected hardware by safely limiting current draw to a maximum of 3A during mobile device charging.
- Universal OTG Compatibility: Enables standard computers and laptops equipped with USB-A ports to interface with USB-C flash drives, external enclosures, smartphones, and tablets.
- Rugged & Ultra-Portable Design: Housed in a compact, durable aluminium alloy shell engineered to withstand heavy everyday mobile use and frequent plugging.




