PanPacificHub.com

USB to Serial Converter
Plug-n-play USB to 2/4-port serial hubs for RS-232/422/485.
store.moxa.com/

Firewire-to-USB Adapters
Get Firewire-to-USB Adapters Cheap! Save on Dozens of Sizes & Brands.
www.nextag.com/firewire-to-usb/

Serial Attached SCSI
Read about SAS SCSI and about its advantages over parallel SCSI.
www.equallogic.com/

Usb Adaptor
Hunting For Usb Adaptor? Good Deals And Quality Service.
alcovegallery.com/

Serial Usb Adapter guide
Looking to find Serial Usb Adapter? See our Serial Usb Adapter guide.
newyorkcomputerhelp.com/