SIIG 1-port PCI Express Parallel Adapter - 1 x 25-pin DB-25 Female IEEE 1284 Parallel PCI Express x1... (JJE01211S1) Serial Adapter
PCI, Parallel, PCI Express x1 Interface, Cabling: Parallel, DB-25...
$22.18 to $30.99 from 7 stores

SIIG ID-SC0711-S1 4PORT Industrial USB To RS232 Serial Adapter (IDSC0711S1) Serial Adapter
SIIG's 4-Port Industrial USB to RS-232 Serial Adapter Hub is a professional grade USB plug-and-play adapter hub designed to add four high speed RS-232 serial ports to desktop or notebook computers. This professional grade USB to serial adapter hub supports USB 2.0 data transfer rate up to 480Mb/s an...
$147.99 to $198.68 from 2 stores

Brain Boxes UC-235 Serial Adapter (UC235X10) Serial Adapter
Low Profile Universal PCI providing one RS232 serial port. Up to 115,200 data transfer rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Includes drivers for all Windows 32 bit and 64 bit Operating System...
$450.99 to $450.99 from 1 stores

Syba SY-PEX50040 2 Port Serial DB9 and 1 Port Parallel DB25 PCI-e x1 Card (SYPEX50040) Serial Adapter
Product Features: Cabling Type: Parallel, Serial; Interface Compatibility: Parallel, Serial...
$19.69 to $25.99 from 12 stores

StarTech.com Startech 2 Port PCI RS232 Serial Adapter Card with 16950 UART - Dual Voltage PCI2S950DV Serial Adapter
This card adapter fits into your PC's existing PCI slot to create one 16C950 UART channel for connecting serial modems, POS devices, printers, ISDN terminal adapters and more. The included low-profile mounting bracket provides easy installation....
$31.13 to $52.00 from 8 stores

SIIG 2-port uPCI Serial Adapter (IDP20011S1) Serial Adapter
PCI, Serial Interface, Cabling: Serial, DB-9, RJ-45, For: Mac Platforms...
$163.99 to $192.52 from 2 stores

StarTech.com Startech 1PORT PCI EXPRESS RS232 16550UART SERIAL ADAPTER - PEX1S553 Serial Adapter
1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART. The PEX1S553 PCI Express Serial adapter card allows you to turn a PCI Express slot into an RS232 (DB9) serial connection....
$36.99 to $4518.13 from 13 stores

Syba 4-port Db-9 Serial (rs-232) Pci-e Controller Card Serial Adapter
Compliant with PCI-Express Base Specification Revision 1.0a. Using with MCS9901 chipset. Single-Lane (x1) PCI-Express with throughput up to 2.5Gbps. Octopus cable included. Driver support for windows 2000, Server 2003, XP 32/64, Vista 32/64, Linux, Mac, OS operating System. Serial Port (RS-232) Inte...
$25.61 to $49.99 from 10 stores

StarTech.com StarTech 2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART (PEX2S5531P) Serial Adapter
2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART. The PEX2S5531P 2S1P PCI Express Card turns a PCI Express slot into two RS232 (DB9) serial ports and one Parallel port....
$34.09 to $51.19 from 10 stores

SYBA SD LP MCS2S Low profile PCI Dual DB9 Serial Card (387798) Serial Adapter
Expansion Card, PCI, Serial Interface, Cabling: Serial, Modem, For: PC Platforms...
$11.00 to $23.99 from 3 stores