Cergrey RS232 Serial Server,HF-5122 Dual Serial Port To Ethernet RS232 / RS485 / RS422 Serial Server 5 - 36VDC - Walmart.com
Netmos PCI dual serial port card - CDM Computers
Micro Connectors, Inc USB to Dual Serial DB9 Adapter Windows 10/Win 8/7/XP/Vista/Mac E07-162 - The Home Depot
Siig Dual-Serial Port PCI RS-232 CTLR (LB-S00014-S1)
StarTech PCI Serial Parallel Combo Card with Dual Serial RS232 Ports (DB9) & 1x Parallel Port (DB25), PCI Adapter Expansion Card - Walmart.com
Dual-Serial Port plus Single Parallel Port PCIe Card
PCI to 2 Dual COM RS232 Serial I/O Port Riser Card PCI to 2 RS232 Expansion Card Dual Serial Port Card Support Plotter
Amazon.com: StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502) :
FlexEdge® Dual Mixed Serial Port Sled | Red Lion
Fujitsu Dual Serial Port RS-232 Card With Splitter Cable CP-140 S26361-F3465-L7 | eBay
SIIG Dual-Serial Port / RS-232 PCIe Card | eBay
2 Port DB9 Serial Port Bracket Header - DB9 Cables & DB25 Cables | StarTech.com
USB to serial RS232 adapter with two ports
KeyFob I2C Converter with Dual Serial to 16-Port I2C - store.ncd.io
StarTech.com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Interface Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux | www.publicsector.shidirect.com
Startech .com 2-Port PCI RS232 Serial Adapter Card, Dual Serial DB9 Ports, Expansion/Controller Card, Windows/Linux, Standard/Low ProfileDua... PCI2S5502 - Corporate Armor
Amazon.com: StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16950 UART - Expansion Card - Windows & Linux (PEX2S953) : Electronics
UDS2100 - 2 Serial Port Ethernet Device Server – Grid Connect
Dual Port USB to Serial RS-232 Adapter with Prolific Chipset - Coolgear
StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe to Dual Serial DB9 RS232 Controller - PEX2S953 - Serial Adapters - CDW.com
Allen Bradley 1769-L30 /A CompactLogix Dual Serial Port Processor 256KB - PLCCable.com - Automation Supplies and PLC Tools
Fujitsu Dual Serial Port RS-232 Card With Splitter Cable CP-140 S26361-F3465-L7 | eBay
Airlink RV55 Dual Serial Y-Cable (6001238) | USAT Store
WIC-2A/S 2 Port Smart Serial Port Interface Card - certificationtrainingsolutions.com
DB9 Serial Y Adapter - DB9 Female to Dual Split DB9 Male
2-Port PCI RS232 Serial Adapter Card DB9 - Serial Cards & Adapters | StarTech.com
