UGREEN USB-A 2.0 to DB9 RS-232 Female Adapter Cable 1.5m – UG-20201

The UGREEN USB‑A 2.0 to DB9 RS‑232 Female Adapter Cable – 1.5 m (UG‑20201) enables reliable serial communication between USB-enabled computers and legacy RS‑232 devices such as industrial machines, POS systems, modems, and networking equipment. Featuring a driver-enhanced FTDI chipset and a durable nylon cable, this plug‑and‑play adapter ensures stable data transfer at up to 1 Mbps and supports a wide range of baud rates—making it ideal for professional and industrial environments where robust serial connectivity is essential.

Product Features

stable rs‑232 serial communication

Uses a reliable FTDI chipset to deliver consistent data transmission up to 1 Mbps and support baud rates from 300 to 921,600 bps.

durable nylon‑braided cable

The 1.5 m cable is wrapped in reinforced nylon braid to resist tangling and withstand the wear and tear of everyday use.

plug‑and‑play with undoable connectivity

Compatible with Windows, macOS, and Linux—automatically recognized by the operating system after installing drivers; no reboot required.

Reliable chipset performance

FTDI chipset ensures high compatibility and stable signal without driver issues often seen in cheaper USB-to-serial adapters.

full rs‑232 rs‑485 voltage support

Provides proper RS‑232 voltage levels (±12 V) for full compatibility with industrial devices and legacy equipment.

Compact DB9 female connector

Built-in full-size metal DB9 female port with secure screws offers tight and reliable serial connection.

Product Specifications

• Model: UG‑20201
• Interface: USB‑A 0 male → DB9 female (RS‑232)
• Chipset: FTDI FT232RL
• Cable Length: 1.5 m (nylon braided)
• Supported Baud Rates: 300 – 921,600 bps, up to 1 Mbps
• Voltage Levels: RS‑232 standard ±12 V, TX/RX/CTS/RTS lines supported
• Compatibility: Windows 7/8/10/11, macOS, Linux (driver available via FTDI
• Connector Shell: Metal DB9 female with thumbscrews
• Cable Jacket Material: Nylon braid
• Operating Environment: 0 °C to 70 °C, 10–90 % RH non‑condensing
• Size & Weight: Compact, durable build designed for desktop or field use