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When you buy from Roalan you will be treated well, you will get a high-quality product which will not cost you a fortune. And you will get more satisfaction out of your purchase than you expected.

Join our Many satisfied customers all over the world.

If your purchase is not right for the application, just send it back for full refund.

You don't have to buy online. Just call us on +44 (0)1202 861512 to discuss your application.
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Embedded ARM9 CPU Modules
ARM processors boast energy-saving operation while offering very good processing power. Arm 9 processors are ideal for mobile battery powered applications

Serial Comms Cards 
PCI-X 3.3V (3.3 Volt) 64 bit, PCI Express (PCIe) and PCI serial 1 to 16 port serial communication adapter cards/boards including  low profile half height

Intelligent Serial Cards
4 to 128  Port  Intelligent Serial RS232 RS422 RS485 

Parallel Printer Cards
PCI-X 3.3V (3.3 Volt) 64 bit and PCIe Express parallel printer adapter cards/boards including low profile half height

Serial plus Parallel Combo
PCI Express (PCIe) and  PCI-X 133MHz 64bit Dual Serial RS232 and Parallel Adapter
                     

Gigabit Ethernet Cards
PCI-X 3.3V (3.3 Volt) 64 bit Network Gigabit Ethernet cards/boards. PCI-Express Gigabit adapter. Copper and fibre

Multi-Modem Cards
PCI/PCI-X 3.3V (3.3 Volt) 64 bit Multi- Modem Adapter cards/boards

RS422 RS485 Cards
PCI Express (PCIe), PCI, PCI-X 3.3V (3.3 Volt) 64 Bit RS422 RS485 Serial Comms cards/boards

PCI to USB Cards 
PCI, PCI-X PCI Express (PCIe) to USB V2.0 Adapter cards

USB to Serial converters
USB to Serial RS232 RS422/485 1 to 4 Ports Adapters

USB to Serial converters
USB to Serial RS232 RS422/485 8 and 16 Ports Adapters

USB to PCMCIA
USB Adapter for Cardbus Wireless Modem 3G Cards

USB 3G Modem
USB to 3G Wireless Modem for mobile cell phones

ExpressCard to Serial
ExpressCard to Serial RS232 Card

PC Card  to Serial 
PCMCIA Cardbus to Serial RS232  Adapter Cards

PC Card  to Parallel 
PCMCIA Cardbus to Parallel Printer and Dongle Cards

PC Card to Serial RS422/485
PCMCIA Cardbus to Serial RS422 RS485 Adapter Cards

ExpressCard To PCMCIA Adapter
Converts ExpressCard slot to PCMCIA CardBus PC Card

PCI/PCI-X Firewire Cards
PCI PCI-X 64 bit 3.3V (3.3 Volt) to Firewire (IEEE1394) low profile half height  adapter cards/boards,

Ethernet to Serial Servers
Ethernet to Serial RS232 RS422 RS485 1 to 16 Port Adapters

Serial to Bluetooth
The BT232 supports Bluetooth Wireless Cordless communication between controllers/devices that have a RS232 serial port interface. The BT232 Bluetooth Wireless Cordless to RS232 Serial Port Converter Adapter communicates up to 100 metres/300 feet with up to 115.2Kps speed. 

Wireless Network-based Serial Device Server
Wireless WiFi LAN IEE802.1b to RS232 RS422 RS485 Serial Adapters

GSM to Serial
Mobile Cell Phone to Serial RS232

Quatech Products
Order Quatech products on-line

VSCom Products
Order VScom products on-line

PCI Modem
HSDPA PCI wireless 3G cellular modem card is a perfect solution of wireless internet connectivity for your remote PC based applications such as POS and information terminals or in internet kiosks

3GWireless Cellular Router
The EA511 wireless router gives you everything you need to set a small to medium network with internet access. Connection to the internet is via an ADSL line or 3G broadband cellular Wireless connection (PCMCIA card and SIM required from your chosen service provider)

CAN-BUS to Ethernet
The VScom NET-CAN 110 provides CAN-BUS communication over Ethernet. It provides completely secured communication for both data transfer and configuration to the attached CAN devices

CAN-BUS to USB
The VScom USB-CAN is an adapter from USB to CAN. It connects a PC via the USB interface to the CAN bus. Since current computers all have several USB ports, the installation is simple

CAN-BUS to Serial
The VScom SER-CAN is an adapter from serial port to CAN. It connects a PC via any serial port to the CAN bus. Many computers still have a serial port, the installation is simple

GSM Cell Phone Mobile Remote Switch
Your mobile cell phone becomes your remote control. You will be able to open barriers and doors, switch on heating and cooling  with your mobile cell phone. Just dial from authorized user number and the barrier and doors are opened, heating switch on, computer powered up, or any electrical device switched on or off

GSM Cell Phone Mobile Controller
The TWCT allows you to monitor and control your remote units/equipments. It's a product which not only enables remote monitoring and control but also sends you SMS/Email in case of alarm conditions

GSM Edge 3 G Mobile Cell Phone Camera
The  MVC100 EDGE (3G) Mobile Wireless Cell Phone Camera is a compact Mobile Wireless surveillance CCTV and monitoring system for transmission of high resolution video and single images via GPRS/EDGE network. In places with no land line Internet available

VSCom Comparison

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USB to Serial RS232 8 and 16 Port Adapters

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 8COM-M Metal Case Industrial USB-OS Plastic Case

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

Adds 8 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 7, 98, ME, 2000, XP, 2003 Server, Vista 32/64 Linux( Kernel 2.4 and up built-in) 
Power adapter 5V, 2.1Amp included
3 year warranty

USB 8COM-M

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USB-OS

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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.

16  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 7, 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

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

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