• In Stock
  • Sold by Newegg
  • Make an Offer
  • New
Brands
Show More
Price
Show More
Type
Show More
External USB Ports
Show More
External 1394 Ports
All Top Brands
Availability
Condition
Discount
Sold by
Useful Links
Customer Ratings
avatar

Any questions? Our AI beta will help you find out quickly.

Sort By:
View:
PCI Express I/O card Dual Serial DB9 RS232 COM 2 Ports Controller Adapter riser Card Expansion card TXB068
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $26.99 - $29.99
StarTech Dual-Port PCI Express to DB9 Serial Card 2S232422485-PC-CARD
Quick View
StarTech Dual-Port PCI Express to DB9 Serial Card 2S232422485-PC-CARD
  • Type: PCI Express to Serial Port Card
  • Model #:
2PORT PCI EXPRESS SERIAL CARD
Quick View
2PORT PCI EXPRESS SERIAL CARD
  • Color: Black
  • Model #: PEX2S1050
SIIG Two-Port Serial (16550) I/O Card Model JJ-P20211-S6
Quick View
SIIG Two-Port Serial (16550) I/O Card Model JJ-P20211-S6
  • Type: PCI to Serial Port Card
  • External Ports: 2 x Serial Ports
  • Data Transfer Rate: Up to 230 Kbps
  • Operating Systems Supported: Windows 95/98/98 SE/ME/NT4.0/2000/XP/Server 2003
  • Model #: JJ-P20211-S6
  •  
  • $79.00 
  • $15.00 Shipping
MM-PCI16C1058-8S PCI to 8-Port RS232 Serial Adapter Card 926.1Kbps Desktop COM Port with 1 to 8 DB9 Serial Cable Support PCIIRQ Sharing
Quick View
  •  
  • $54.73 
  • Free Shipping
  • $53.33 - $54.73
USB to RS232 DB9 Serial Cable Converter Adapter with CH340 Chipset for Windows 10 with metal shell
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $11.99 - $14.99
SYBA IO Crest 2-port RS232 Serial PCI-Express Card, DB9 Female Panel Mountable Field Terminator Adapters Model SI-PEX15043
Quick View
SYBA IO Crest 2-port RS232 Serial PCI-Express Card, DB9 Female Panel Mountable Field Terminator Adapters Model SI-PEX15043
  • Type: PCI Express to Serial Port Card
  • Operating Systems Supported: Windows 8 Windows 7 Vista XP Windows Server 2003, 2008, 2012 Linux 2.6.27, 2.6.31, 2.6.32, 3.x.x and newer
  • Dimensions: 2.25" x 7.00" x 12.00"
  • Weight: 0.75 lb.
  • Model #: SI-PEX15043
CableMax 4 port Serial RS-232 and 1 LPT port I/O PCI-Express 1x Card
Quick View
CableMax 4 port Serial RS-232 and 1 LPT port I/O PCI-Express 1x Card
  • Type: PCI Express to Serial Port Card
  • External Ports: 4 x Serial Ports
  • Model #: CM-4S1PRS232
  •  
  • $21.99 
  • $3.99 Shipping
PCI to 2 port Serial 1 port parallel Riser Card ADD ON CARD RS-232 RS232 with ASIX/AX9865 chip
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $17.99 - $20.99
PCI 2 serial 1 parallel port Expansion card with TX382A card adapter
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $16.99 - $19.99
SYBA 4 Serial Ports PCI-e Controller Card, w/ Fan-out Cable, Low Profile Bracket, Chipset (WCH384L) Model SI-PEX15038
Quick View
SYBA 4 Serial Ports PCI-e Controller Card, w/ Fan-out Cable, Low Profile Bracket, Chipset (WCH384L) Model SI-PEX15038
  • Type: PCI Express to Serial Port Card
  • External Ports: 1 x Serial Port
  • Operating Systems Supported: Windows 8 Windows 7 Vista Windows XP Windows ME Windows 98/98SE/98ME Server 2003 Server 2000(32bit Only) Linux Kernal 2.4 & 2.6 Mac 10.4 & Above
  • Specifications: PCI Express: Fully Compliant with PCI Express Base Specification, Revision 1.0a PCIe Multi Function Peripheral Controller with x1 lane Interface Support for D1, D2, D3 Hot and D3 Cold Utilizes 100-MHz Differential PCI Express Common Reference Clock Support PCIe Power Management Serial Port: Four 16c450/550/Extended 550 Compatible UARTs Supports RS232 Modes Bi-directional Speeds from 50 bps to 16 Mbps/Port Full Serial Modem Control Supports Hardware, Software Flow Control 5, 6, 7, 8 and 9-bit Serial Format Support Support MODEM Modem Signals CTS, DSR, RI, DCD, th...
  • Model #: SI-PEX15038
PCI express 1 Serial and 1 parallel port Expression Card RS232 Printer port PCIe PCI-e riser Card
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $19.99 - $22.99
StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART Model PEX4S553
Quick View
StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART Model PEX4S553
  • Type: PCI Express to Serial Port Card
  • External Ports: 4 x Serial Ports
  • Operating Systems Supported: Windows XP(32/64bit)/ Vista(32/64bit)/ 7(32/64bit) Windows Server 2003(32/64 bit), 2008 R2 Linux
  • Dimensions: 0.75" x 4.72" x 5.12"
  • Model #: PEX4S553
StarTech.com PEX2S952LP 2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
Quick View
StarTech.com PEX2S952LP 2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
  • Type: PCI Express to Serial Port Card
  • External Ports: 2 x Serial Ports
  • Data Transfer Rate: Up to 460 Kbps
  • Weight: 0.35
  • Model #: PEX2S952LP
  •  
  • $47.99 
Industrial Grade PCI express 4 ports Serial card PCI-e Multi RS232 DB9 COM port adapter 5VDC 12DV power PCIe low profile bracket
Quick View
  •  
  • $90.89 
  • Free Shipping
Direct from BUCIER Direct from BUCIER
PCIe to Single Serial Port DB9 RS232 PCI-E x1 Serial Card Expansion Adapter Converter Chipset ASIX AX99100 for Desktop Computer
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $10.99 - $13.99
2 Port Serial PCI Express Expansion Card RS232 Com Serial Card PCIE Riser Converter Adapter for Windows AX99100 Chip
Quick View
  •  
  • $47.00 
  • Free Shipping
  • $45.60 - $47.00
PCI Expansion Adapter Converter to RS232 Serial Port COM & Parallel Port DB25 Printer LPT Add On Card TXB086
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $15.99 - $18.99
SYBA PCI to Serial 2-port host controller card Model SD-PCI-2S
Quick View
SYBA PCI to Serial 2-port host controller card Model SD-PCI-2S
  • Type: PCI to Serial Port Card
  • External Ports: 2x DB9 serial port connectors
  • Operating Systems Supported: Windows 98SE/ME/2000/XP/NT4.0, Linux & DOS Operating System
  • Weight: 0.4
  • Model #: SD-PCI-2S
CoolGear 8-Port RS-232 PCI Express Serial Board with Oxford Chip
Quick View
CoolGear 8-Port RS-232 PCI Express Serial Board with Oxford Chip
  • Type: PCI Express to Serial Port Card
  • External Ports: 8 x Serial Ports
  • Operating Systems Supported: Linux Mac OSX Win 7 Win 8/8.1 Win Vista Win XP
  • Model #: PCIe-8RS2
  •  
  • $166.27 
  • $5.99 Shipping
Direct from CoolGear Direct from CoolGear
En-Labs PCIE22XDB9V2 2 Port RS-232 RS232 DB9 Serial COM to PCI-E PCI Express Card Controller Adapter Converter w/ Full Profile Bracket
Quick View
  •  
  • $15.89 
  • Free Shipping
Direct from EN-Labs Direct from EN-Labs
PCI Serial DB9 RS232 Adapter 8 ports Serial DB9 RS232 to PCI Adapter RS-232 expansion Converter Card chip Systembase
Quick View
  •  
  • $88.88 
  • Free Shipping
PCIe to Dual Serial Port DB9 RS232 COM+ Single DB25 Parallel Port Printer LPT Adapter Card Chipset ASIX/AX99100 for PC Desktop
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $13.99 - $16.99
SYBA SY-PEX15019 RS-232 Serial 8-Port PCI-Express Card
Quick View
SYBA SY-PEX15019 RS-232 Serial 8-Port PCI-Express Card
  • Type: PCI Express to Serial Port Card
  • External Ports: 8 x Serial Ports
  • Data Transfer Rate: Serial Port: Up to 1 Mbps
  • Operating Systems Supported: Windows 2000, 2003 Server, XP 32/64-bit, Vista 32/64-bit
  • Model #: SY-PEX15019
IO CREST 4 Port RS-232 Serial PCIe 2.0 X1 Controller Card Components SI-PEX15042
Quick View
  •  
  • $75.99 
  • $5.99 Shipping
For PCI Slot Header Serial DB9 Pin With Parallel DB25 Pin Cable 28.5cm With Bracket For Parallel LPT Printer COM Serial
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $9.99 - $12.99
Vszerda 2 Port DB9 RS-422/485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
Quick View
Vszerda 2 Port DB9 RS-422/485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)

Limited time offer, ends 04/02

  • Model #: SI-PEX15043
  •  
  • $58.99 
  • Free Shipping
Ethernet RJ45 to RS485 Converter Industrial Serial Device Server Ethernet adapter TCP/RTU/UDP Converter
Quick View
Direct from YEPLOOK Direct from YEPLOOK
  • $31.99 - $34.99