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 1-50 of 197 item(s)

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  • 19" 1U 32 ports RS232 til...

    19" 1U 32 ports RS232 til USB konverter til rackmontering

    USB-32COM-RM - 32-Port RS-232 USB-to-Serial Adapter, Metal Case, Rack-Mountable.

    • High speed
    • 128 byte transmit FIFO & 384 byte receive FIFO
    • Serial port protected with surge protection of 10KV
    • Built-in switching power supply of 100V~240V
    • Standard 19-inch, 1U rackmount chassis
    Price 7,757.00 DKK
    Product code: CNV-USB32RS232
    On the way in  
  • 4 Ports serial port server...

    4 Ports serial port server RS422 / 485 Serial Device served 1 x RJ45, 2 x SFP slot

    Monitor, manage and manage industrial devices
    1 x RJ45 Ethernet port
    2 x SFP slot for fiber transceiver (SM or MM)
    Industrial EMC protection, temperature operation wide, -40 ° C ~ 85 ° C
    Fast-Ethernet 2 x 100/1000 SFP Slots with RSTP Redundancy
    4 software Selected RS485 / RS422 Serial ports, up to 921Kbps
    TCP Server / Client, UDP, Virtual com and tunneling modes supported
    Embedded Security with PPTP, IPSec or OpenVPN Client / Server
    Redundant 12 ~ 48 VDC Power Entries
    Configuration via Web Browser / Serial Console / Telnet / Windows Utility
    Robust Metal Cabinet with wall or DIN rail

    Price 7,713.00 DKK
    Product code: ETH4SER-A-I
    On the way in  
  • Profibus Master (RS232) for...

    Profibus Master (RS232) for 4 Port Hart Slave Gateway Converter.

    PROFIBUS TO HART Convert, Gateway
    4 x HART Canals
    Max. 2 pcs. HART Masters
    Point-to-Point or Multi-Drop HART Mode
    Possibility of connecting 15 HART modules
    PWR / RUN / ERR indication LED
    Built-in Watchdog
    4 kV ESD Protection
    Operating temperature -25-75 ℃
    for DIN rail mounting

    Price 6,204.00 DKK
    Product code: M485-PROFI-HART
    On the way in  
  • 4 Ports serial port server,...

    4 Ports serial port server, RS232 / RS422 / RS485 Serial Device Server for fiber network, 2 x SFP ports

    Monitor, manage and manage industrial devices
    2 x SFP slot for fiber transceiver (SM or MM)
    Industrial EMC protection, temperature operation wide, -40 ° C ~ 85 ° C
    fast- Ethernet 2 x 100/1000 SFP slots with RSTP Redundans
    4 software Select RS232 / RS485 / RS422 serial ports, up to 921Kbps
    TCP Server / Client, UDP, Virtual com and tunneling modes are supported
    Embedded security with PPTP, IPSec or OpenVPN Client / Server
    Redundant 12 ~ 48 VDC Power entries
    Configuration via Web Browser / Serial Console / Telnet / Windows Utility
    Robust metal cabinet with wall or DIN rail mounting

    Price 5,715.00 DKK
    Product code: ETH4SER-A
    On the way in  
  • 4 Ports RS485 / 422...

    4 Ports RS485 / 422 Extender over Fiber 1200 - 115Kbps, 4 x Screw terminal, 100Mbit SFP Multi Mode and Single Mode

    4 x RS485/422 COM ports over fiber, fiber network
    Extender over fiber with 4 x RS422 / 485
    1 x 100 Mbit fiber
    Screw terminal block (5 pole)
    SFP slot for 100mbit Multi Mode LC Fiber
    62 x 50 x 120 mm
    Display 3 LEDs Displays TX / RX, Network and System Status
    Supply 9 - 32 VDC (not supplied)

    Price 5,381.00 DKK
    Product code: BOOST-4RS485-FIBER
    Physically in stock  
  • 8-port RS-232/422/485 PCI...

    8-port RS-232/422/485 PCI Express serial board

     PCI Express 1.0 compliant
     921.6 kbps maximum baudrate for fast data transmission
     128-byte FIFO and on-chip H/W, S/W flow control
     Variety of connection cables and boxes available for RS-232/422/485
     Low-profile form factor fits small-sized PCs
     Drivers provided for a broad selection of operating systems, including Windows, Linux, and UNIX
     Easy maintenance with built-in LEDs and management software

    RS-232 :TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
    RS-422 : Tx+, Tx-, Rx+, Rx-, GND
    RS-485-4w : Tx+, Tx-, Rx+, Rx-, GND
    RS-485-2w Data+, Data-, GND

    Price 4,937.00 DKK
    Product code: SER8PCIE+
    On the way in  
  • Converter USB til...

    Converter USB til 4xRS232/485, isoleret

    USB 2.0 to 4 x RS232/422/485
    High-Speed serial ports 921.6kbps
    Driver for Windows, Linux, Mac OS X
    LEDs for Power and TxD/RxD activity
    ESD protection on USB and serial ports
    2.5kV electrical isolation (ISO version only)
    Bus powered (non-ISO), Self powered (ISO version)
    Wide range of power input 9 - 54V DC
    Metal housing
    19-inch rack and wall mounts
    Wide range of operating temperatures

    Price 4,837.00 DKK
    Product code: CNV-USB4UNI-I
    Physically in stock  
  • Profibus DP Master for...

    Profibus DP Master for Ethernet Slave Devices Gateway. DIN

    Gateway from Ethernet slave to PROFIBUS master
    protocol / hierarchy: DP-V0 Slave
    PROFIBUS Speed ​​(Kbps) in 10 step from 9.6 - 12000
    speed setting is automatic
    Max. Input data length: 240 byte
    Max. Output data length: 240 bytes
    Address setting: 0 ~ 126 Set by DIP switch or EEPROM
    Ethernet protocol: TCP / UDP server / client
    Configuration: Web Configuration

    Price 4,672.00 DKK
    Product code: M485-PROFI-ETH-I
    On the way in  
  • 4 Port Serial Port Server -...

    4 Port Serial Port Server - Serial Device Server, RS232 / RS422 / RS485 Port over Ethernet. 2 x RJ45, 4 x DB9 male, 12 - 48VDC

    4 COM ports over Ethernet, Internet
    Each COM port can be RS232 or RS422 or RS485
    RS232 Pin 1 - 8: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS
    RS422 / RS485 4-W: Pin 1 - 5: TXD +, TXD, RXD +, RXD, GND
    RS485 2-W: Pin 3 - 5: Data, Data +, GND
    Baud Rate: 50 bps - 921Kbps
    Data Bits: 5, 6, 7, 8
    Parity: 1, 1.5, 2
    Stop Bit: Odd, Even, None, Space, Mark
    2 x RJ45 10 / 100Mbit
    Alarm: Relay output
    Supply voltage: 12 - 48VDC 6.5WATT
    Web Management
    IP Version: IPv4 / IPv6. TCP Server, TCP Client, UDP Client
    Virtual Com
    Pair Connection
    Supporter: XP to Win10, Server 2003, 2008, 2012
    Size: 135 x 88 x 50 mm
    DIN bracket

    Price 4,545.00 DKK
    Product code: ETH4SER-IC
    On the way in  
  • Wireless RS232 connection...

    Wireless RS232 connection via Bluetooth - as a set. Up to 100 meters between the two RS232 ports.

    Wireless RS232 link between two RS232 ports.
    Only available as a set (2 pcs.).
    BT Ver 2.0 + EDR Class1
    Up to 100meters with accompanying antennas by line-of-sight
    Up to 1km with greater external antennas (optional)
    automatic connection establishment at power on
    with frequency hopping to avoid interference
    Baud rate: 1200 - 115.200kbps, 8 data bits, the O / E / No, 1/2 stop bits
    Setup baud rate, etc. with Hyper Terminal or the like.
    RTS / CTS on / off - DTR / DSR / DCD loop-back
    Supports multi-connection: 1 master 4 slaves
    Supply voltage: 5 - 12VDC / 80mA

    Price 4,527.00 DKK
    Product code: BLUETOOTH-RS232+
    On the way in  
  • 4 Ports RS232 Extender over...

    4 Ports RS232 Extender over fiber cable 1200 - 115Kbps, 4 x DB9 male connector. 100Mbit SFP Multi Mode or Single Mode.

    4 COM ports via optical fiber cable
    point to point or pount to 4 points
    4 x RS232 ports up to 2km with multi mode cable
    4 x RS232 ports up to 20km with single mode cable
    Buy 100Mbit SFP Module (Multi Mode or Single Mode)
    1 x 100 Mbit SFP for LC Duplex Fiber cable
    4 x RS232 DB9 male connector
    Setup via built-in Web server
    62 x 50 x 120 mm
    DIN fittings
    Display 3 LEDs Displays TX / RX, Network and System Status
    Supply voltage: 9 - 32VDC Redundant (not supplied)

    Price 4,447.00 DKK
    Product code: BOOST-4RS232-FIBER
    Physically in stock  
  • 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  
  • MODBUS TCP Gateway for...

    MODBUS TCP Gateway for Profibus DP protocol

    Allows PROFIBUS master access to MODBUS TCP devices
    Connect MODBUS devices to a PROFIBUS network
    PROFIBUS baud rate from 9.6k to 12M
    MODBUS TCP 10/100
    Supply voltage: 10 - 30VDC < DIN fitting

    Price 4,022.00 DKK
    Product code: M485-PROFI-M-ETH-I
    On the way in  
  • RS232 / 422/485 to HART...

    RS232 / 422/485 to HART Convert, Hart Terminal Block for 2-wire. 10 - 30vdc.

    Serial to HART Convert
    Allows 2 pcs. Hart Masters
    Point-to-Point or Multi-Drop Hart Mode
    Possibility of connecting 15 HART modules
    Point-to-point or multi-drop HART mode
    for configuration of modules
    Isolated COM 1: RS-232 / 422/485
    PWR / RUN / ERR INDICATION LED
    Built-in Watchdog
    4 kV ESD protection

    Price 3,750.00 DKK
    Product code: M485-HART-I
    On the way in  
  • Intelligent CAN BUS 2.0A...

    Intelligent CAN BUS 2.0A and 2.0B to 10/100 Base- TX Ethernet / Modbus TCP/IP / Modbus RTU Convert

    Intelligent Can For Modbus TCP / IP Converter
    Supports both CAN specification 2.0A and 2.0B
    Maximum transmission speed up to 1M BPS for CAN and 115.2 Kbps for RS-232 RS-485
    Maximum transmission distance on CAN over 1000m (Follow the CAN specification)
    7-segment LED display for module IP, RS-232 Baud rate, CAN configuration ...
    Supports Web Configuration
    Supports Maximum 24 Ethernet clients Connection
    Modbus TCP / RTU command for reading and writing CAN message
    Transparent communication between the CAN devices via Ethernet
    30 Specific CAN IDs in Modbus TCP / RTU Mode
    DIN mounting

    Price 3,674.00 DKK
    Product code: M485-ETH-CAN-MTCP
    Physically in stock  
  • Ethernet to HART Convert -...

    Ethernet to HART Convert - Master. Allows 2 Master. Gateway.

    Supports HART Short / Long Frame
    Supports Hart Burst Mode
    Supports Point-to-point or Multi-Drop Hart mode
    supports connection of up to 15 Hart slave devices
    Allow 2 Hart Master
    HC_Tool tool for module configuration and HART communication
    support firmware update via Ethernet
    PWR / TXRX indication LED
    4KV ESD protection
    built-in watchdog
    Selectable 250Ω load resistance < Br> 4 Hart Channels
    Support VXCOMM Technology
    Built-in Web Server for Network Setting

    Price 3,554.00 DKK
    Product code: M485-ETH-HART-I
    Physically in stock  
  • Ethernet to Can Device...

    Ethernet to Can Device Server. CAN to Ethernet Gateway. With 1 x CAN, RS232 and RS485.

    Internet Communication controller with 1 x CAN bus, 1 x RS-232, 1 x RS-485 and 1 x Ethernet
    10/100 Base-TX Ethernet controller
    TCP / IP protocol
    80 MHz CPU
    1 x RS-232 port, 1 x RS-485 port and 1X CAN port can be used simultaneously
    Max Transmission Speed ​​up to 1M BPS for CAN and 115.2Kbps for RS-232 RS-485
    7 -Segment LED Display
    Software Configuration for Can and RS-232
    Web Configuration
    Up to 25 Ethernet Client Connections
    Supports Virtual Com

    Price 3,445.00 DKK
    Product code: M485-ETH-CAN
    On the way in  
  • 2 Port serial port server -...

    2 Port serial port server - Serial Device Server, RS232 / RS422 / RS485 Port over Ethernet. 2 x RJ45, 2 x DB9 male, 12 - 48VDC

    2 COM ports over Ethernet, Internet
    Each COM port can be RS232 or RS422 or RS485
    RS232 Pin 1 - 8: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS
    RS422 / RS485 4-W: Pin 1 - 5: TXD +, TXD, RXD +, RXD, GND
    RS485 2-W: Pin 3 - 5: Data, Data +, GND
    Baud Rate: 50 bps - 921Kbps
    Data Bits: 5, 6, 7, 8
    Parity: 1, 1.5, 2
    Stop Bit: Odd, Even, None, Space, Mark
    2 x RJ45 10 / 100mbit
    Alarm: Relay output
    Supply voltage: 12 - 48VDC 6.5WATT
    Web Management
    IP Version: IPv4 / IPv6. TCP Server, TCP Client, UDP Client
    Virtual Com
    Pair Connection
    Supporter: XP to Win10, Server 2003, 2008, 2012
    Size: 135 x 88 x 32 mm
    DIN bracket

    Price 3,149.00 DKK
    Product code: ETH2SER-IC
    On the way in  
  • 4 Ports Serialport Server...

    4 Ports Serialport Server RS422 / RS85, Moxa Nport 5430. Serial Device Server

    External COM ports via Ethernet and Internet

    Easy IP Address Configuration with LCD Panel
    10 / 100Mbit Auto-Sensing Ethernet
    4 Serial Ports, With Support for RS422, and RS485 < Br> Built-in 15 kv ESD Surge Protection for All Serial Signals
    Versatile Socket Operation Modes, Including TCP Server, TCP Client, and UDP
    Choice of Configuration Methods: Web Console, Telnet Console, and Windows Utility
    SNMP MIB-II for Network Management
    -40 to 75 ° C Operating Temperature

    Price 3,000.00 DKK
    Product code: ETH4SER485+
    Physically in stock  
  • 3 port serial port server...

    3 port serial port server via GSM7GPRS network RS232 / 485 Serial Device Server

    Seriel port: 2 x RS232, 1 x RS232/485 maks. 115 Kbps
    Signaler: RS232: Rx , Tx , RTS , CTS 
    RS485: Data +, Data - (2-leder halv duplex)
    Digital I/O: 6 indgange og 2 udgange TTL
    Protokoller: TCP, PPP
    Stik til digital I/O: Skrueterminaler
    3/5V SIM kortholder indbygget
    3 lysdioder viser GPRS- og systemstatus
    Strømforsyning: 9 - 35 VDC maks. 4,8 Watt. medfølger ikke
    Leveres med beslag til DIN skinne

    Price 2,921.00 DKK
    Product code: ETH3SER-GSM+
    Physically in stock  
  • Ports 2 MODBUS...

    Ports 2 MODBUS serielportserver 1 x RS232 + 1 x RS422 / 485th Serial Device Server Box Box option

    Modbus over the Ethernet or Internet
    MODBUS server with 1 x RS232 and 1 x 422/485
    Can run Device to Device
    0/100 Mbps Ethernet port, auto MDI / MDIX, 10/100 auto, 1500V magnetic insulation only on
    RS485 RS232 Modbus ASCII / RTU port, 1 RS422 / 485 Modbus ASCII / RTU port, 16V / 400W TVS isolated, RS485 automatic line control
    9 ~ 30VDC power input, IP30 enclosure , DIN rail mounting structure, USB port (Modbus serial port expansion and capture of memory)

    Price 2,893.00 DKK
    Product code: ETH2MOD
    Physically in stock  
  • MOXA 2 ports RS232...

    MOXA 2 ports RS232 industriel serielportserver

    Serielportserver 2 x RS232 / 422 /485 MOXA Nport 5210
    Compact design for easy installation
    Socket modes: TCP server/TCP client/UDP
    Easy-to-use Windows utility for configuring multiple device servers
    Supports 10/100M Ethernet
    Patented ADDC® (Automatic Data Direction Control) for 2-wire and 4-wire RS-485
    SNMP MIB-II for network management

    Price 2,812.00 DKK
    Product code: ETH2SER232+
    Physically in stock  
  • 2-channel CAN Bus to Wifi...

    2-channel CAN Bus to Wifi converter. CAN PC. CAN bus to CAN bus bridge over Wifi. CAN 2.0A and CAN 2.0B. ISO11898-2

    Wifi CAN converter. CAN CAN bridge. CAN PC
    two CAN channels
    AP mode and station mode
    Compatible with Socket (TCP Server, TCP Client, UDP)
    Support: Ethernet, ARP, IP, ICMP, UDP, DHCP, DNS TCP)
    DIP switch for terminating
    Isolation: 1500VDC
    CAN baud rate: 5kbit / s to 1Mbit / s
    Wifi: 2.4GHz IEEE802.11a / b / g
    Supply voltage: 9 - 30VDC
    Consumption: 80mA @ 24VDC
    Dimensions: 118 x 94 x 23 mm
    Operating temperature: -40 - + 85 ° C

    Price 2,797.00 DKK
    Product code: CAN-WLAN-CH2
    On the way in  
  • MOXA NP5232I 2 X RS422 /...

    MOXA NP5232I 2 X RS422 / 485 optoisoleret serielportserver

    2-port RS422/485 serial device servers, MOXA NP5232I
    Compact design for easy installation
    Socket modes: TCP server/TCP client/UDP
    Easy-to-use Windows utility for configuring multiple device servers
    Supports 10/100M Ethernet
    Patented ADDC® (Automatic Data Direction Control) for 2-wire and 4-wire RS-485
    SNMP MIB-II for network management

    Price 2,721.00 DKK
    Product code: ETH2SER485+2I
    On the way in  
  • USB to 4 x RS422/485 converter

    USB to 4 x RS422/485 converter

    USB til 4 ports konverter med DB9 stil til DIN skinne montering.

    • Med USB kabel og strømforsyning.
    • Metal kabinet.
    • 4 X RS422/485 porte
    • Hastighed: optil 921.6 Kbpz
    • 4 X DB9 hanstik
    Price 2,690.00 DKK
    Product code: CNV-USB4RS485+
    On the way in  
  • USB to 4 x...

    USB to 4 x RS232/RS422/RS485 converter, isolated

    4-Port RS-232/422/485 USB tilSeriel Adapter, metal kabinet med forlængerkabel. Til DIN skinne montering.

    • Plug & Play
    • DB37 forlængerkabel til 4 DB9 serielporte
    • Metal kabinet.
    • 4 X RS232/422/485 porte
    • High speed serielport baud rate optil 921.6K bps
    • 128 byte transmit FIFO & 384 byte receive FIFO
    Price 2,683.00 DKK
    Product code: CNV-USB4UNI-I+
    On the way in  
  • MOXA MB3180, 1 port MODBUS...

    MOXA MB3180, 1 port MODBUS ethernet server

    Moxa MGATE 3180 1port RS232/422/485 Modbus TCP to serial.

    • Convert between Modbus TCP and Modbus RTU/ASCII 
    • 1 Ethernet port and 1, 2, or 4 RS-232/422/485 ports 
    • Supports 16 simultaneous TCP masters with up to 32 simultaneous requests per master 
    • Easy hardware setup and configuration

    Price 2,646.00 DKK
    Product code: ETH1MOD-M
    On the way in  
  • Wireless serial port...

    Wireless serial port converter. Dual band Wifi. Select RS232, RS422, 2-wire RS485. Baud rate up to 921.6kbps. Up to 100 meters

    Wireless Com Port - Can Peer-to-Peer connection
    IEEE 802.11 a/b/g/n
    2.4 GHz, 5 GHz Dual Band
    1 Port RS232 or RS422 or 2-wire RS485
    Max.Baud Rate: 921.6 Kbps
    Operating temperature: -40 - +85°C
    with COM Port Re-Director, TestView
    ± 15KV IEC ESD protection
    Supply voltage: 5 - 12VDC / 2W
    infrastructure, Soft AP, Roaming
    sWifi config Mobile App for Android

    Price 2,646.00 DKK
    Product code: WIFI-SERIAL
    On the way in  
  • Seriel konverter RS422/485 isoleret

    Seriel konverter RS422/485 isoleret

    Industrial RS422/RS485 Serial Converter/Repeater with 2 KV Isolation, MOXA TCC-120i

    Boost serial signal to extend transmission distance
    Boost RS422 or RS485 signal, or convert RS422 to RS485
    2 KV optical isolation protection
    15 KV serial ESD protection

    Wall or DIN-rail mounting

    Terminal block for easy wiring

    Power input from terminal block
    DIP switch setting for built-in terminator (120 ohms)

    Price 2,504.00 DKK
    Product code: CNV422I485M+
    On the way in