NB. CONTRARY TO THE AMAZON LINK, THESE DO NOT WORK WITH GARMIN
Price : £2.98
ABC Products® USB to 9 Pin DB9 Serial RS-232 converter convertor Adapter Adaptor Cable RS232 Lead Converter Convertor for PDA SAT NAV etc PC and MAC Supports WIN 98SE, 2000, XP, Vista, MAC os V8.6~9.2 or Higher etc
Price : £7.49
Ideal way to connect RS232 devices; Label Printers, Mobile Phones, Modems, Scanners, Digital Cameras, PDAs etc to a USB port.
USB specification revision 1.1&2.0 compliant
Supports Rs232serial interface(DB25 or DB9)
Supports over 1 Mbps data transfer rate
Supports remote wake-up and power management
Compatable with Windows98/SE/ME/2000/XP
Suitable for PDA and Modems
Price : £2.97
Startech USB TO SERIAL DB9 ADAPTER UK ICUSB232 Components Controllers
Price : £9.99
This excellent USB to Serial adapter cable converts standard USB port to DB9 serial port. Great for serial devices that you want to convert to USB. Creates a perfect solution for laptops that does not have serial port and establishes a bridge between the serial device to the computer USB port.
This USB PDA/Serial Adapter provides PDAs, digital cameras, modems, and ISDN terminal adapters with high quality serial connections at a data transfer rate of over 500 Kbps. This makes the USB interface transparent to serial peripherals, allowing them to easily interface with USB computers. This eliminates the setup hassle found with traditional serial port connections. This device also supports energy saving suspend and resume operations.
Price : £2.49
Support The RS232 Serial IFIdentische Artikel: USBADB25 - Aten USB to serial adapter (RS232)
Price : £12.51

StarTech Professional USB to RS-232 Serial AdaptorA cost-effective solution, ICUSB2321X is ideal for connecting a serial modem, barcode scanner, PDA or any other device with serial sync to a host computer USB port, saving the expense of having to upgrade the peripheral device to USB compliance. This innovative device offers a simple way to utilize serial devices using an available USB port, and stores settings that are unique to the connected device in nonvolatile memory (COM Port Retention), allowing you to retain the desired settings - even in the event that the adapter is connected to a different USB Port. Features:Baud Rate up to 230 Kbps Being able to rename devices no matter how many are plugged in Built in loopback testing for quick trouble shooting COM Port assignments maintained across reboot COM port settings are retained for serial devices plugged into different USB ports Customizable software to take control of your serial devices Designed to make serial port expansion quick and simple Enables and disables enumerations Name devices for quick identification when using multiple COM ports Powered by an available USB port Provides dual buffers for upstream and downstream data transfer Records and logs how much data was sent and received Supports automatic handshake mode Supports loop back testing Supports remote wake up and power management control Baud Rate up to 230 Kbps Being able to rename devices no matter how many are plugged in Built in loopback testing for quick trouble shooting COM Port assignments maintained across reboot COM port settings are retained for serial devices plugged into different USB ports Customizable software to take control of your serial devices Designed to make serial port expansion quick and simple
Price : £22.99
Connect 2 Male Serial cables together, or change a Male 9 pin connection to a Female 9 pin connection, with our slimline gender changer. Both sides of the adapter are Female.
Price : £0.97
Keyspan by Tripplite High Speed USB Serial Adapter
Price : £39.02