Product Information 4 Port PCI Express PCIe Serial Combo Card - serial adapter - 4 ports
Overview 4 Port PCI Express PCIe Serial Combo Card - Serial adapter - PCIe - RS-232, RS-422, RS-485 - 4 ports
Marketing Information
Add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot. The PEX4S232485 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 lets you add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot.

This PCI express serial card is a single card solution that is compatible with nearly any serial communication protocol, supporting RS-232, RS-422, RS-485 2-wire or RS-485 4-wire operating modes.

A flexible solution for adding serial ports to full-sized, or small form factor systems, the 4-port serial card includes both low and full profile brackets while the included breakout cable helps to avoid cluttered connections.
Product Image
Manf. Part No.   Language CPU
PEX4S232485   NS NMSD
Detailed Specs
Form Factor: Plug-in card
Device Type: Serial adapter - 4 ports
Interface (Bus) Type: PCI Express x1
Expansion / Connectivity
Compatible Slots: 1 x PCI Express x1
Interfaces: 2 x RS-232 - 9 pin D-Sub (DB-9) (on cable) ¦ 2 x RS-422/485 - 9 pin D-Sub (DB-9) (on cable)
Manufacturer Warranty
Service & Support: Limited warranty - lifetime
Connectivity Technology: Wired
Data Link Protocol: RS-232, RS-422, RS-485
Compliant Standards: FCC, RoHS
Included Accessories: Low-profile bracket
Software / System Requirements
OS Required: Linux 2.6.x, Microsoft Windows Server 2008 R2, Microsoft Windows Vista (32/64 bits), Microsoft Windows XP (32/64 bits), Microsoft Windows Server 2003 (32/64-bits), Microsoft Windows 7 / Windows 8 (32 bits), Microsoft Windows 7 / Windows 8 (64 bits)
Environmental Parameters
Min Operating Temperature: 0 °C
Max Operating Temperature: 100 °C
Humidity Range Operating: 20 - 80%
Dimensions & Weight
Width: 2 cm
Depth: 7 cm
Height: 12.5 cm
Weight: 67.4 g
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CPU Type Legend
Non Machine Specific Device NMSD
Machine Specific Device MSD
PC Device PC
MAC Device MAC
Language Codes
International English EN
Multilanguage with English IN
Multilanguage without English ML
No manual NS
British English UK
American English US
German GR
SKU Flags Legend
New Product
Special Bid Available (check datasheet for details)
Special Order
Direct Ship
Quantity Breaks
Web Only Pricing
Stocked locally and in mainland Europe (check datasheet)
Stocked only in mainland Europe
Special Price
Software Download
Product Fees
Here goes 'free text' coming from SMA where countries can explain the fees or mention the legal codes that they follow.