The SL-44 is a dual connector serial cable with 9 and 25 pin female connectors either end.Specification: Serial Data Transfer Cable D9 & D25 Female - D9 & D25 Female 2.5 Meters Moulded
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 - TAA
StarTech.com 2-Port PCI Express RS232 Serial Adapter Card, 16550 UART, PCIe to Dual Serial DB9 Host Controller, Windows & Linux, TAA - Replaced by PEX2S953
5m Serial Data Cable 9 25 Pin 5m
2m Serial Data Cable
3m Serial Data Cable 9 25 Pin 3m
USB To Dual Serial Adaptor