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 197 products.

Showing 1-100 of 197 item(s)

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PCI Express kort med...

PCI Express kort med 2xRS232/422/485

  • PCI Express x 1, 2x RS232, RS422/485
  • RS485 ART (Automatic Receive Transmit control), RS485 in 3 operation modes
  • optical isolation, surge protection (also in RS232), Compact board size (half-size)
  • Built-in termination resistors
Price Call for price
Product code: RS485-2PCIE-I+
On the way in  
  • RS232 / RS422 / RS485...

    RS232 / RS422 / RS485 Converter (Slave) to Can2.0 A / B Master. Modbus RTU slave to CAN. 10 - 30vdc.

    Module to Can 2.0a and B
    ISO 11898-2 standard
    Baudrate 10Kbps for 1M bps
    software for setting CAN and RS232 / 422/485
    Transparency between RS-232 / 485/422 Via CAN bus
    Full duplex on RS-232/422 units are not supported
    CAN Bus Baud Rate Configuration
    CAN Accept Filter Configuration
    CAN 2.0A or 2.0B Specific Choice
    RS-232 / 485/422 Baud rate and data file setting
    RS-232/485/422 Respond Options
    Setting: Normal or pair connection

    Price Call for price
    Product code: M485-CAN-IA-M
    On the way in  
  • RS232/422/485 for single...

    RS232/422/485 for single mode fiber converter, ST connector. Baud rate up to 921.6kbps. Up to 40km. 12 - 48VDC.

    Mediekonverter fra seriel til optisk fiber
    Point til Point transmission
    RS232 eller RS422 eller RS485
    Op til 40 km med single-mode
    ST stik - duplex
    Til 9/125my single mode fiber
    Reducerer signalinterferens
    Beskytter mod elektrisk interferens
    Baud rate op til 921,6 kbps
    Temperaturområde: -40 til+75°C
    Forsyningsspænding: 12 - 48VDC
    Mål: 100 x 90 x 22 mm
    DIN beslag som tilbehør

    Price Call for price
    Product code: CNV-UNI-FIBER-S
    On the way in  
  • PCI Express Mini Module...

    PCI Express Mini Module with CAN Bus

    One CAN bus interface
    Supports both CAN 2.0A and CAN 2.0B
    Up to 1Mbps CAN transmission speed
    2KV isolation
    Drivers support Windows® 7/ 7 x64/ 8/ 8 x64/ 8.1/ 8.1 x64
    Dimensions: 51 x 30 mm
    Cable included

    Price Call for price
    Product code: MPCIE-CAN1
    Physically in stock  
  • 2 x RS232 serial ports for...

    2 x RS232 serial ports for PCI. Plug & play, high and low back plate, TITAN PCI-200LP UPCI Vscom

    2 x RS232 serial ports with plug & amp; play
    1 x TITAN BSP9216B (chipset)
    1 x DB25 male connector on the card
    1 x DB25 female for two DB9 male adapter cables included
    Bus: universal PCI (5V and 3.3V) 32 bit 33MHz
    RS232 signal: DCD, RxD, TxD, DTR, GND, DSR, RTS, CTS, RI
    Max. bitrate: 921.6kbps
    Each port with 16 bit FIFO for transmit & amp; review
    IS support: Windows, Linux
    0 ° C to 60 ° C

    Price 150.00 DKK
    Product code: SER2PCI3V-L
    Physically in stock  
  • 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  
  • 2 x RS232, RS422 or RS485...

    2 x RS232, RS422 or RS485 serial ports for PCI, 2 x DB9 male OS support: DOS, Windows 98, NT , 2000, XP, Win7, Win8, 2003, Linux

    2 x RS232 / 422/485 Ports
    PCI version 2.1 (32bit) - 3.3 / 5.0V
    RS232: TX, RX, CTS, RTS - Optical ISO
    RS422: TXD +/-, RXD + / -, RTS, CTS, GND
    RS485: Data + / Data, GND
    2 x DB9 male
    Up to 921.6Kbps
    Built-in Termination: 120 Ohm
    DOS, Windows 98, NT , 2000, XP, Win7, Win8, 2003, Linux

    Price 444.00 DKK
    Product code: RS485-2+PCI-UNI
    Physically in stock  
  • USB 1 x RS232 adapter, DB9...

    USB 1 x RS232 adapter, DB9 male, USB2.0, MOXA UPORT 1110

    MOXA, 1-port RS-232 USB to serial adapter.

    Compatible with USB 2.0 and 12 Mbps USB data rate
    921.6 Kbps maximum baud rate for super fast data transfer
    Drivers are provided for Windows, WinCE and Linux
    DB9 male. USB2.0 with 80cm cable
    LEDs for displaying USB and TxD / RxD activity
    15 KV ESD protection for all serial ports
    OS support: Windows 11, 10, 8.1, 8, 7, Vista, ME, and XP Windows Server 2022, 2019, 2016, 2012 R2, 2012, 2008 R2, 2008, 2003, 2000, and NT

    Price 575.00 DKK
    Product code: CNV-USB-SER9+M
    Physically in stock  
  • 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  
  • Automatic parallel printer...

    Automatic parallel printer switcher for 4 PCs

    Auto Data Switch MP401B Parallel Printer Sharing Device
    4 PCs can share the same parallel printer
    Automatic switch to parallel printer
    Active line is displayed with LED
    Timeout programmable from 3 to 70 sec.
    Supplied with 9VDC voltage supply
    Plug: 5 pcs. DB25 female connector

    Price 675.00 DKK
    Product code: SW401P
    Physically in stock  
  • 2 RS232-422-485 serial...

    2 RS232-422-485 serial ports for PCI, Titan UPCI-200LI-SI

    2 porte til RS232/422/485, med 2 KV iso., universal PCI
    OS SUPPORT:
    ​64-bit System Intel Itanium 
    AMD Athlon 64 64-bit CPU System 
    Microsoft Win 9x/ME/NT, Win 2K/XP/2003, Win CE 
    Linux 2.0.x / 2.2.x / 2.4.x / 2.6.x 
    DOS DOS 

    Price 700.00 DKK
    Product code: RS485ISO2+S-U
    Physically in stock  
  • Isolated USB to RS485...

    Isolated USB to RS485 converter, -25 ° C ~ +75 ° C

    USB to RS485 converter, isolated
    1 x RS485 7-pin terminal block
    1 x USB-B
    Speed: 300 ~ 115200 bps
    For USB 1.1 / 2.0 (High Speed)

    2500 VDC isolation on RS485 side 
    To DIN rail mounting
    No external power supply required
    Input +5 VDC from USB port
    OS support WIN 98 / ME / 2000 / XP (32 / 64- bit) / Vista (32/64-bit) / 7 (32/64-bit) / 8 (32/64-bit) / 10 / Linux
    Operating temp. -25 ° C ~ +75 ° C
    USB cable (1.8m) included

    Price 812.00 DKK
    Product code: M485-USB-ISO
    Physically in stock  
  • 4 port PCIe RS422 / 485...

    4 port PCIe RS422 / 485 card, w / DB9 splitter cable, Low and High, Isolated

    4 ports RS422 / 485 PCIe card
    PCIe x1, 250Mbytes / sec
    Supports RS485 Auto Transceiver
    128-byte FIFO
    4 x DB9 male connector over octopus cable
    Support 4 Thread RS422 / 485 and 2-wire RS485
    Supports RS422 / 485 Speed ​​Up to 921.6Kpbs
    ± 15KV ESD Protection
    2KV Insulation
    OS Support XP / Vista / 7/8/10 (32) / 64 bit), Linux 2.6.x / 3.x

    Price 826.00 DKK
    Product code: RS485-4PCIE-HL-I
    Physically in stock  
  • 4 port manual switch box...

    4 port manual switch box for 4 x DB25 units

    4 x COM port switch with DB25 female
    1 x common DB25 female
    For serial port or parallel port
    Works both ways
    Mechanical switch for test use only
    All conductors in the plug are switched

    Price 861.00 DKK
    Product code: SW-DB25-4
    On the way in  
  • RS232 til  RS422/485 konverter

    RS232 til RS422/485 konverter

    RS232-RS422/RS485 konverter
    Op til 115,2 kbit/s
    Afstand: Op til 1,2km på RS422/485. op til 15 m på RS232
    Forsyning: 9 VDC, 100mA, strømforsyning medfølger
    Stik: RS232:DB25F,
    RS485: Skrueterminal og RJ11

    Price 873.00 DKK
    Product code: CNV232B485
    On the way in  
  • 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  
  • 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  
  • 1 port serial port server...

    1 port serial port server RS232, POE or 12-48VDC. Serial Device Server

    External COM port via Ethernet and Internet
    RS232 Serialport via DB9 male
    Power supplied from PoE
    can be powered from 12 - 48VDC / 1.7 watts
    Short Power Jack Pigtail Cable included
    Purchase Power supply, not included
    1 x RJ45 with PoE input
    DIN mount
    Operating temperature: -25 - + 75 ° C
    Dim: 90 x 52 x 27 mm

    Price 994.00 DKK
    Product code: ETH1SER-POE-I
    Physically in stock  
  • RS232 serial port...

    RS232 serial port amplifier, all baud rate up to 120kbps.

    Extend serial cable up to 1600 meters, transiently protected
    RS232 / V.24
    Transparent data: syncronous and asyncronous
    All HW and software handshakes
    DB25 male and DB25 female
    With screw terminal connection of serial I / O
    With RJ45 connection of serial from special cable
    DC9V / 2A power supply included

    Price 1,016.00 DKK
    Product code: BOOST-SER+S
    Physically in stock  
  • USB to RS232 / RS422 /...

    USB to RS232 / RS422 / RS485 high-speed adapter up to 921.6 kbps, 3kV DC isolation

    High-speed USB to RS232/422/485 adapter
    Transmission speed - up to 921.6 kbps
    Supports USB 1.2/2.0/3.0
    3000V DC isolation on RS232/422/485
    RS232/422/485 cannot be used simultaneously
    Supplied via the USB port
    Automatic RS485 Direction Control
    Temperature range: -25°C - +75°C
    DIN rail mounting
    Windows 98/ME/2000/XP/Vista (32/64-bit)
    Windows 7 / 8.1 / 10 (32/64-bit)
    Win 2012
    Linux

    Price 1,020.00 DKK
    Product code: M485-USB-I-U
    Physically in stock  
  • Opto-isolated RS485 (2-wire...

    Opto-isolated RS485 (2-wire semiduplex) and RS422 (4-wire duplex) repeater. RS422 to RS485 semi-duplex, 1 channel. DIN RAIL

    Optoisolerated RS422 / RS485 Repeater
    3000vdc Glavanic isolation
    2 threads RS485 is half duplex (switch-talk)
    4 threads RS485 / RS422 A full duplex (both ways at the same time)
    Translator from RS422 (4-wire) for RS485 (2-wire), semiduplex
    automatic directional change and baud rate.

    Price 1,034.00 DKK
    Product code: M485-REP-I
    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  
  • 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  
  • 1 x USB to RS232 / RS422 /...

    1 x USB to RS232 / RS422 / RS485 adapter, optically isolated

    Get a RS485 or RS422 or RS232 port on the PC via the USB port
    Galvanic isolation (optical) 2KV
    DB9 male and screw terminal to 232/422/485 connection
    Termination by Jumpers
    Baud rate 300bit / s two 921.6 kbit / s
    selectable RS232, RS422 and RS485 via DIP switch
    Supports Win7 / 8/10 and over as well as MAC
    Powered through USB (5V)
    Operating Temp . 0 ° to 55 ° C,

    Price 1,145.00 DKK
    Product code: CNV-USB-UNI-I
    Physically in stock  
  • RS232 to Multi Mode fiber...

    RS232 to Multi Mode fiber converter 50/125 or 62.5/125my, ST connector. DB9 male, up to 1.7km

    max baud rate 115kb / s for 56kb / s for signal RI
    Up to 1.7km at 62.5um fiber cable.
    Fiber Optic line multimode, 820nm
    Transmitting: RxD , TxD, DTR, DSR, RTS, CTS, DCD, RI or 5x RxD, TxD
    RS232 signal including DCE / DTE
    Time multiplex, full duplex
    RS232 DB9 male 
    Plug fiber ST
    overvoltage (soft) protection - supply 600W / 1ms
    polarity protected with diodes on DC input
    optical indication (LED) red - PWR
    Yellow - INPUT signal
    Green - OUTPUT signal
    Supply voltage 10-30VDC or 9 - 24VAC
    power consumption max. 2W
    Dimensions: 76 x 55 x 115 mm

    Price 1,155.00 DKK
    Product code: CNV232FIBER-DB9
    Physically in stock  
  • USB to 1 x RS232 / RS422 /...

    USB to 1 x RS232 / RS422 / RS485 adapter. 300 - 115.2kbit. Complies with COM signals +/-11Volt. Galvanically isolated

    Serial to USB converter with 1 x RS232/422/485 port
    Respects the +/- 11 volt data signals
    Galvanically isolated on the RSxxx output
    Self-tuner Baud Rate
    Automatic direction control
    Powered from the USB port
    USB connector: Type B
    Supports USB 1.1, 2.0 and 3.0
    COM port: terminal block

    Price 1,196.00 DKK
    Product code: M485-USB-I
    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  
  • 4 x RS485 Repeater and...

    4 x RS485 Repeater and splitter to 4 directions. RS485 master on input. RS485 slave on 4 outputs. Half duplex for DIN rail

    Repeater and splits an RS485 signal into 4 branches
    RS485 master on input polls RS485 slaves with ID
    Only asked RS485 slave responds only to master
    No RS485 slave can poll the RS485 bus
    2-wire RS485 - semi-duplex
    Extend the star bus with more M485-REP4-I
    Supply: 10 - +30VDC
    Temp: -25 - +75°C
    For DIN-Rail mounting

    Price 1,223.00 DKK
    Product code: M485-REP4-I
    Physically in stock  
  • Serial Port...

    Serial Port Sharer/Converter, Modbus RTU/ASCII, Two Masters Share One Slave

    Supports Baud Rate conversion
    Supports Modbus RTU/ASCII protocol
    Supports two masters sharing one slave port
    Raw data mode for most query-response protocols
    Built-in web server for easy configuration (HTTP)
    Redundant power inputs: PoE (IEEE 802.3af, Class 1) and DC jack
    Allows automatic RS-485 direction control
    Tiny form-factor and low power consumption
    Read-cache ensures faster response

    Price 1,264.00 DKK
    Product code: M485-2M-1S
    Physically in stock