Enhances your connectivity with a 2/4 Port RS422/485 Serial PCIe 2.0 Card to deliver performance serial communications for both home and industrial applications. This card features XR17V358 series multi PCIe controllers and supports the industrystandard 16C550 UART, ensuring a costeffective connection for industrial machines. For engineers and IT professionals, this expansion card enables seamless integration of multiple serial devices into existing systems. Whether in a factory setting or a home workshop, the card supports asynchronous full communication over twistedpair or shielded cables, enabling flexible serial networking. Key specifications and capabilities Ports: 2 or 4 RS422/485 serial ports for flexible expansion. Interface: PCI Express 2.0 card form factor. Controllers: XR17V358 series multiple PCIe controllers for reliable performance. UART support: Industrystandard 16C550 UART compatibility. Cable compatibility: Supports asynchronous communication over twisted pair or shielded cables. Use scenarios Industrial automation: connect PLCs, sensors, and CNC machines requiring robust RS422/485 serial communication. IT and server environments: manage multiple serial consoles and peripherals for diagnostics, maintenance, and equipment control. Development and hobby projects: integrate multiple serial devices such as microcontroller boards, data loggers, and test equipment into a single system.