8 Port Serial PCIe Sunix SER5466A RS232 Controller Card - Computer Alliance
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8 Port Serial PCIe Sunix SER5466A RS232 Controller Card

Web ID: 9671

Provides 8 x RS232 ports via DB9 Break-Out Cable. PCI-Express 1X interface ONLY WHILE STOCKS LAST!
Manufacturer PN: SER5466A
Warranty: 1 Year
Manufacturer Website



SUNIX SER5466A, PCI Express serial communication boards meet the PCI Express Base Specification Revision 1.1. It is compatible with PCI Express x1, x2, x4, x8 and x16 lane Bus. The majorities of today’s motherboards is not equipped with serial ports or only have one serial port. With SUNIX PCI Express serial board, users can add eight serial ports to their system, allowing them to use serial devices further. SUNIX SER5466A card has 128-bytes onboard FIFO buffer and compatible with 16C950 UART specification. It is designed with SUNIX UART controller, SUN1999 and as well built with many of SUNIX advanced features and technologies, making it the best solution for commercial and industrial automation applications.


  • Expands 8 independent RS-232 serial ports with communication speeds up to 115.2Kbps.
  • High speed SUN1999 16C950 compatible UART controller on-board.
  • Designed to meet PCI Express Base Specification Revision 1.1.
  • Supports x1, x2, x4, x8, x16 (lane) PCI Express Bus connector keys.
  • On-chip hardware auto flow control to guarantee no data loss.
  • Built-in ± 15KV ESD protection for all serial signals meets IEC1000-4-2 standard.
  • Plug-n-Play, I/O address and IRQ assigned by BIOS.
  • Certified by CE, FCC, RoHS, and Microsoft WHQL approval.
  • Support Microsoft Windows, Linux, and DOS.



Product Description 8-port RS-232 PCI Express Serial Board

Serial Communication

Interface RS-232
Controller SUNIX SUN1999 (16C950 UART Compatible)
Bus PCI Express one lane (x1)
No. of Port 8-port
IRQ & IO Assigned by System
FIFO 128 byte (Hardware)
Baud rate 50 bps to 115.2 Kbps
Data bit 5,6,7,8
Stop bit 1,1.5,2
Parity None, Even, Odd, Space, Mark
Flow Control None, Xon/Xoff, RTS/CTS
Protection ±15KV ESD protection for each signal Human Body Model (HBM)
±15KV IEC1000-4-2 Air Gap Discharge
±8KV IEC1000-4-2 Contact Discharge
PCB connector DB62 Female

Driver Support

Microsoft Client Windows XP/Vista/7 (X86/X64)
Microsoft Server Windows 2000/2003/2008 (X86/X64)
Microsoft Embedded Windows CE5.0/6.0/XP Embedded/POS Ready 2009/Embedded System 2009/Embedded Standard 7
Linux Linux 2.4.x / 2.6.x / 3.x
FreeBSD FreeBSD 5.3~5.5 / 6.0~6.4
QNX QNX 6.3.2/6.4.0
* SCO UnixWare UnixWare 7.1.3/7.1.4/ Open Server 5.0.7/6.0
* Sun Microsystems Solaris 10
Note : “ * ” Supported by special inquiry.

Regulatory Approvals

Hardware EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, FCC Part 15 Class B, BSMI: CNS13438, C-Tick: CISPR22 AS/NZS, RoHS
Software Microsoft WHQL Windows
• Microsoft Client: XP/Vista/7 (X86/X64)
• Microsoft Server: 2000/2003/2008 (X86/X64)


Operation Temperature 0 to 60°C (32 to 140°F)
Operation Humidity 5 to 95% RH
Storage Temperature -20 to 85°C (-4 to 185°F)


PCB Dimension 127 x 98 mm
Bracket Standard 121 mm
Bracket Space 1