PCIe 4-Port RS232 Serial Expansion Card 9-Pin DB9 COM Port Adapter PCI Express Serial Controller with 4-Port DB9 Male to Female Splitter Cable Plug and Play Compatible with Windows/Linux

Product Description:

PCIe to 4-port RS232 serial expansion card for industrial PCs, providing four 9-pin DB9 COM ports for connecting multiple serial peripherals and control equipment.

Core Selling Points:

AX99100 chip delivers stable operation, low power consumption, and enhanced compatibility. The card supports simultaneous connections to multiple serial devices through its 1-to-4 serial expansion design. Built for continuous operation in demanding industrial environments, it is suited for automation, PLC, CNC, medical, and factory control applications.

Technical Specifications:

Model/chip: AX99100. Host interface: PCIe X1 connector with compatibility for PCIe X1/X4/X8/X16 slots. Serial interface: 4 x RS232 ports, 9-pin DB9 COM ports. Data speed: up to 1MB/s per RS232 port. Connector finish: gold-plated PCIe X1 connector.

Package Contents:

4-port RS232 splitter cable, DB9 male to female.

Before Purchase:

Compatible with Windows and Linux systems; driver required. Verify that the computer has an available PCIe X1/X4/X8/X16 slot and that connected devices use classic 9-pin DB9 RS232 interfaces.