Delock USB 2.0 Type-A to RS-232 Serial Adapter Cable with DB9 Male Connector and Screw Nuts, 3 m

This Delock adapter cable bridges the gap between modern USB-equipped computers and legacy RS-232 serial devices. Unlike simple level shifters, it incorporates a Prolific PL2303HXD chipset, ensuring reliable communication with a wide range of industrial and point-of-sale equipment. The 3-metre cable provides ample reach, while the DB9 male connector with screw nuts guarantees a secure, vibration-resistant connection.

Highlights

• USB 2.0 Type-A male to RS-232 DB9 male with screw nuts
• Prolific PL2303HXD chipset for broad OS compatibility
• Supports data rates up to 230.4 Kbps
• Bus-powered – no external power supply needed
• 3 m cable length for flexible installation

In daily use

Connect legacy serial devices such as barcode scanners, industrial sensors, or networking equipment to your modern laptop or desktop. The adapter is plug-and-play on Windows, Linux, and macOS, with drivers readily available. The screw nuts on the DB9 connector allow you to fasten the cable to the device, preventing accidental disconnections in demanding environments. The 128-byte transmit and 384-byte receive FIFO buffers help maintain smooth data flow even under heavy load.

Full specifications

• USB Standard: USB 2.0 (backward compatible with USB 1.1)
• Serial Standard: RS-232
• Connector 1: USB 2.0 Type-A male
• Connector 2: D-Sub 9-pin male (DB9) with screw nuts
• Cable length: 3 m
• Chipset: Prolific PL2303HXD
• Data transfer rate: up to 230.4 Kbps
• FIFO buffer: 128-byte transmit, 384-byte receive
• Parity: Even, Odd, None, Mark, Space
• Data bits: 5, 6, 7, 8
• Stop bits: 1, 1.5, 2
• Flow control: XON/XOFF, RTS/CTS, DTR/DSR
• Power source: USB bus-powered
• Operating system compatibility: Windows 7/8/8.1/10/11, Linux Kernel 2.6+, Mac OS 10.9+
• Colour: Black

Final note

With its robust construction and reliable chipset, this Delock adapter is an ideal choice for professionals who need to maintain legacy serial connections in modern computing environments.