UGREEN CR104 USB to DB9 RS-232 Serial Cable-1.5M (20211)

UGREEN CR104 USB to DB9 RS-232 Serial Cable (1.5M)

In today’s fast-paced digital world, many legacy systems still rely on RS-232 serial communication. Whether you’re a technician working with industrial machinery, a developer managing POS systems, or an enthusiast programming microcontrollers, having a reliable connection bridge is crucial. That’s where the UGREEN CR104 USB to DB9 RS-232 Serial Cable-1.5M (20211) steps in.

This premium-quality cable enables seamless communication between modern USB-enabled devices and legacy RS-232 serial ports. With plug-and-play functionality, excellent build quality, and broad system compatibility, the UGREEN CR104 is a must-have tool for anyone dealing with serial-based devices.

Key Features of the UGREEN CR104 USB to Serial Cable

Plug and Play Convenience

Forget about complicated driver installations. TheUGREEN CR104 USB to DB9 RS-232 Serial Cable-1.5M (20211) is designed with simplicity in mind. Most modern operating systems like Windows, macOS, and Linux detect the device automatically and install the necessary drivers without hassle.

Stable and Reliable RS-232 Communication

Thanks to its FTDI FT232RL chipset, this cable offers robust and stable signal conversion, ensuring data integrity in mission-critical applications. It supports full RS-232 protocol with 9-pin male DB9 connectors—ideal for modems, CNC machines, serial printers, and more.

Universal Compatibility

From Windows 11 to Windows XP, macOS, and Linux distributions like Ubuntu, this cable offers broad compatibility. It supports various baud rates and handshake protocols, making it a versatile tool across multiple industries.

1.5 Meter Length – Flexible & Practical

At 1.5 meters (roughly 5 feet), the cable length is ideal for desktop or industrial setups. It provides the perfect balance between reach and cable management, allowing for organized and clutter-free workspaces.

Superior Build Quality

UGREEN is known for its durable and premium products. The CR104 cable is built with nickel-plated connectors, high-quality PVC shielding, and copper conductors that reduce EMI (electromagnetic interference) and ensure long-term durability.

Applications: Where Can You Use the UGREEN CR104?

The UGREEN CR104 isn’t just another USB cable—it’s a bridge between generations of technology. It’s ideal for:

POS systems and Barcode Scanners

Serial printers and Label machines

Industrial machinery and CNC controllers

Networking and IT maintenance tools (e.g., console cables)

Lab equipment or scientific instruments

Embedded systems and microcontroller programming

Why Choose UGREEN CR104 Over Other USB to Serial Adapters?

FTDI Chip Advantage

Unlike generic adapters using low-grade chipsets, the PL2303 chipset used in the UGREEN CR104 USB to DB9 RS-232 Serial Cable-1.5M (20211) ensures reliable communication without freezing, lag, or driver issues—especially important for professional and industrial use.

Global Recognition and Support

UGREEN is a globally recognized brand trusted by millions. With professional customer support, regular driver updates, and premium manufacturing standards, you’re investing in quality and peace of mind.

Fast Data Transfer & High Baud Rate Support

Enjoy data transfer speeds of up to 1 Mbps, making it suitable for applications requiring rapid, error-free communication.

Setup Guide: How to Use the UGREEN USB to DB9 RS-232 Cable

1. Connect the USB-A end to your computer or laptop.

2. Attach the DB9 end to the RS-232 port on your legacy device.

3. Wait for automatic driver installation or manually install from FTDI official website.

4. Configure your serial settings using a terminal program like PuTTY, Tera Term, or RealTerm.

5. Start communicating with your device – simple as that!

Final Verdict

If you need a reliable, high-quality USB to RS-232 cable, the UGREEN CR104 (20211) stands out as a top-tier option. From industrial use to personal DIY projects, it provides excellent value, long-term durability, and flawless performance