USB to Serial Converters 1 to 16 Ports

These adapters enable you to add serial COM ports to your PC Workstation or Embedded System, providing the ability to communicate between USB (Universal Serial Bus) and serial peripherals.
They add Windows serial COM-ports via USB connection and are compatible with new Windows OS and legacy RS232 devices.
This plug and play USB solution is perfect for mobile instrumentation and applications requiring many RS232 devices. USB plug and play allows easy serial port expansion that requires no IRQ, DMA or I/O port resources. Users no longer need to power down the system and open the case, saving time and costs.

USB-OS USB to Eight Port Serial RS232 Converter 8 X 9 pin male connectors

	Adds eight RS232 serial communication ports via USB connection.
	Easy serial RS232 port expansion with plug&play.
	Requires no IRQ, DMA, I/O port.
	Eliminates IRQ conflict and reserves system resources
	Installed as standard Windows Com port
	Compatible with new & legacy serial RS-232 devices
	Serial RS232 port speed up to 921.6K bps
	Full RS-232 modem control signals RS-232 data signals:TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND RS-232 Connectors: four DB9 male connectors
	Monitoring LEDs of TxD, RxD per port indicating port status
	Serial RS232 communication port is individually configurable
	Adds more ports conveniently as needs grow
	Windows 98, ME, 2000, XP, 2003 Server, Vista 32/64 Linux( Kernel 2.4 and up built-in)
	Self-powered. Power adapter 6V, 2.1Amp included
	3 year warranty

USB- OS £119.00 (About US$242)

USB-XS USB to Sixteen Port Serial RS232 Converter 16 X 9 pin male connectors

Serial ports on USB allow further use of existing devices, even when the computer doesn't offer serial ports.
The high speed serial port with the 128 byte FIFO allow high speed communication, even in heavy loaded systems. Unique features reduce the system load. The serial port also allows unusual speed settings like 500.000bps.

	Sixteen RS232 ports
	Easy serial RS232 port expansion with plug&play.
	Speed up to 921.6kbps
	Requires no IRQ, DMA, I/O port.
	Eliminates IRQ conflict and reserves system resources
	Installed as standard Windows Com port
	Compatible with new & legacy serial RS-232 devices
	RS232 Signals: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
	Built-in power supply: 100 to 240V ac
	Windows 98, ME, 2000, XP, 2003 Server, Vista 32/64 Linux (Kernel 2.4 and up built-in)
	Sixteen DB9 male
	Metal case rack-mountable 429X147 X 44mm (WXLXH)
	3 year warranty

USB -XS £249.00 (About US$506)

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Roalan delivers products worldwide. VAT will be added to all UK and EU (without a VAT number) deliveries

Roalan delivers products worldwide.
VAT will be added to all UK and EU (without a VAT number) deliveries