RS232 / RS422 / RS485 / LPT Parallel

In this category you can find Serial / parallel ports, PCI or PCI Express cards for RS232 / 485/422. If you need a PCI card for your PC or a booster or converter up to 1 km, you can find it in this category. Serial port server, converter, amplifier, isolators, PCI cards and more. Feel free to call our sales department to inquire about a specific product.

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In this category you can find Serial / parallel ports, PCI or PCI Express cards for RS232 / 485/422. If you need a PCI card for your PC or a booster or converter up to 1 km, you can find it in this category. Serial port server, converter, amplifier, isolators, PCI cards and more. Feel free to call our sales department to inquire about a specific product.

What is Serial Communication?

RS232 / RS422 / RS485 / LPT Parallel

There are 196 products.

Showing 1-20 of 196 item(s)

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Wireless RS232 via...

Wireless RS232 via Bluetooth up to 100 meters. With 2 pcs. If a wireless RS232 connection is established independent of drivers.

Bluetooth from PC to the adapter provides RS232 port
External antenna.
Bluetooth 2.0.
With 2 pcs. as back-to-back link
provides connection between 2 COM ports
Wireless transfer of data between serial ports
Up to 100 meters
Antenna connector is RSMA female
Setup via AT commands
Must be powered from 5 - 40VDC via screw terminal
USB mini cable to A male - for power from 5VDC
2 x screw terminal for any external power supply
Is not battery-powered
Use Putty for testing/setup
Help with setup can be purchased additionally

Price 965.00 DKK
Product code: BLUETOOTH-RS232
Physically in stock  
  • CAN bus to USB adapter....

    CAN bus to USB adapter. Connects a PC with USB port to CAN Bus. CAN 2.0A and CAN 2.0B up to 1Mbps

    CAN bus port on your computer via USB 1.1, 2.0 or 3.0 port
    Powered from USB port
    LED shows initialization and CAN bus status
    Installs as a standard Windows COM port
    CAN modes: Standard, Listen, Echo
    Controlled using ASCII commands
    API provided along with examples
    Plug and play installation
    CAN bus speed up to 1 Mbps
    Supports CAN 2.0A and CAN 2.0B protocols
    Drivers provided for Windows and Linux OS
    Supports SocketCAN (slcan driver) since kernel 2.6.38+

    Price 1,132.00 DKK
    Product code: CNV-USB-CAN
    Physically in stock  
  • USB to 1 x RS485 / RS442...

    USB to 1 x RS485 / RS442 adapter with DB9 male - galvanic insulation

    Get 1 piece. x RS485 or RS422 port via adapter connected to PC's USB port
    Galvanic isolation (optical), 2KVolt
    Baudrate up to & nbsp; 921.6 Kbit / s
    Windows Win 7/8, Vista, Linux & Server 2000 to Server 2016 (WHQL certified)
    Linux Kernel 2.4
    Mac OS X 10.9, Driver Approved by Apple

    Price 1,117.00 DKK
    Product code: CNV-USB-RS485I
    Physically in stock  
  • USB to RS232 RS422 RS485...

    USB to RS232 RS422 RS485 converter

    Connect RS232/RS422/RS485 equipment to USB port
    Baudrate up to 921,6 kbit/s
    Select type of port by DIL switch
    Supports Win7/8/10, MAC

    Price 988.00 DKK
    Product code: CNV-USB-UNI
    On the way in  
  • Internal USB to RS232...

    Internal USB to RS232 converter card

    Two 16550 High performance UART (RS232) serial channels
    Occupies one PCI or PCIe bus slot
    Low Profile PCI Form Factor
    Includes Low Profile PCI & Regular size PCI two brackets
    Both USB A type and USB pin header connector on board to host connection
    One RS232 DB9M and one RS232 10pin RJ45 serial ports on board
    Includes one 10pin RJ45 – DB9M Bridge cable for 2nd DB9M port
    5VDC Power output from each DB9M Port for POS device use application
    2 Jumpers Individually enable / disable 5VDC output for each DM9M Port
    On Board Molex mini 4Pin Power connector for sufficient DB9M 5V bus power from PC power supply
    Supports 32bit/64bit Windows 7, Vista, XP, 2000, ME, 98SE

    Price 178.00 DKK
    Product code: CNV-USB-RS232INT
    Physically in stock  
  • USB to 4 x RS232 adapter -...

    USB to 4 x RS232 adapter - USB cable included

    Få 4 stk. RS232 porte på PC via USB porten

    Forbind 4 x RS232 enheder til USB port
    Metal kabinet og med vægmontering
    Baudrate op til 115,2 kbit/s
    Supporterer ikke hardware licens nøgler

    Supporting Win10

    Price 1,207.00 DKK
    Product code: CNV-USB-RS232SL-4P
    On the way in  
  • USB to 8 x...

    USB to 8 x RS232/RS422/RS485 adapter, port-type selector on the back

    Adds eight high-speed RS-232/422/485 serial ports via USB connection
    2k bytes transmitter and receiver
    Requires no IRQ, DMA, I/O port
    RS-232 max bit rates of up to 1 Mbps
    RS-422/485 maximum bit rates of up to 10 Mbps
    Automatic transmission buffer control for 2-wire RS-485 half-duplex operation
    Biasing and terminating resistors installed on board
    Supported RS-232 signals: DCD, RxD, TxD, DTR, GND, DSR, RTS, CTS, RI
    Supported RS-422 signals: TxD-, TxD+, RxD+, RxD-, GND
    Supported RS-485 4-wire signals: TxD-, TxD+, RxD+, RxD-, GND
    Supported RS-485 2-wire signals: Data-, Data+, GND
    Data Bits: 7/8
    Parity: None, Even, Odd, Mark, Space
    Stop Bit: 1, 2
    Flow Control: Hardware (RTS, CTS), XON/XOFF
    Monitor LEDs for TxD, RxD indicating port status
    Built-in AC to DC switching power supply, 100VAC to 240VAC
    Virtual COM port drivers available for Windows 11, 10, 8.1, 8, 7, Vista, 2003, XP, 2000
    Win Server: 2000 up to 2018, Linux, MAC
    Industrial quality metal case with DIN bracket for DIN rail mounting

    Price 4,211.00 DKK
    Product code: CNV-USB8UNI-R
    On the way in  
  • USB to 1 x RS485/422...

    USB to 1 x RS485/422 adapter with DB9 male

    Get 1 pc. RS485 or RS422 port via the adapter connected to the PC's USB port

    Choose between 1 x RS485 or RS422,
    Baud rate up to 921.6 Kbit/s
    Supported by Win up to Win10

    Price 674.00 DKK
    Product code: CNV-USB-RS485
    On the way in  
  • Insulated RS232 for RS485...

    Insulated RS232 for RS485 converter for DIN rail mounting

    RS232 for RS485 converter
    Opto-insulated
    Galvanic isolation between DC input and RS232 port
    Supply voltage: 9 - 50VDC, 10 - 34VAC
    Automatic flow control
    Up to 1.2km Built-in Termination Resistance - Can be Disconnected
    Screw Terminals

    Price 1,433.00 DKK
    Product code: CNV232-485I
    On the way in  
  • Seriel portserver til Ethernet

    Seriel portserver til Ethernet

    External COM port over Ethernet and Internet.
    RS232 seriesport via DB9 Han, or
    RS422 / 485 port via screw terminal block
    Power supplied from 12 - 48VDC. Has redundant DC input.
    DIN mounting

    Price 1,367.00 DKK
    Product code: ETH1SER-P
    On the way in