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UGREEN CR104 USB to DB9 RS-232 Adapter Cable 1.5M | 20211
The UGREEN CR104 USB to DB9 RS-232 Adapter Cable (1.5 meters, model 20211) is a practical and high-performance solution for connecting traditional RS-232 serial devices to modern USB-equipped computers. Perfect for both industrial and personal applications, this adapter allows seamless communication with legacy equipment such as barcode scanners, receipt printers, CNC machines, GPS modules, cash registers, and other RS-232 peripherals.
Equipped with the reliable Prolific PL2303 chipset, the CR104 ensures fast and stable data transmission at speeds up to 1Mbps. It supports full RS-232 signal functionality, offering broad compatibility with a wide range of devices. The adapter is ideal for engineers, technicians, and system integrators needing a dependable connection between USB ports and serial hardware.
The cable is plug-and-play after a one-time driver installation and supports major operating systems including Windows (from 98SE to Windows 10/11), Linux (kernel 2.4+), and older versions of macOS. Once installed, it creates a virtual COM port, emulating a native RS-232 interface and enabling communication with older serial software and systems.
Built with durability in mind, the CR104 features a flexible 1.5-meter PVC-coated cable, nickel-plated connectors, and multi-layer shielding that protects against signal interference and physical wear. Powered directly via USB, it eliminates the need for external power sources, making it perfect for mobile setups or field work.
Whether you're managing industrial controls or updating legacy systems, the UGREEN CR104 provides a reliable, efficient, and user-friendly way to maintain connectivity across generations of technology.
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