PCI Expansion Card with 1×DB9 RS232 Serial Port + 1×DB25 Parallel Port, ASIX AX9865 Chip, COM & LPT Printer Riser Adapter

This PCI serial & parallel combo expansion card adopts mature ASIX AX9865 chip solution, equipping one DB9 RS232 serial COM port and one DB25 parallel LPT port to add legacy industrial interfaces for traditional desktop PCs.

It complies with standard PCI bus specification, fits all vacant PCI slots on mainstream industrial control motherboards, perfectly solving the problem of missing serial and parallel ports on modern computers. The DB9 RS232 port stably connects industrial controllers, PLCs, barcode readers, POS cash registers and monitoring equipment; the DB25 parallel port works with old-style parallel printers, plotters and data acquisition devices.

Shielded PCB circuit reduces signal interference during long-time continuous industrial operation. Equipped with standard metal mounting bracket for secure installation inside tower chassis. Official matched drivers cover Windows XP, Windows 7, Windows 10 and mainstream Linux systems for quick plug-and-play setup. It is an essential interface upgrade accessory for industrial control hosts, POS retail equipment, old printer workstations and factory automation machines.