RS232 / RS422 / RS485 / LPT Parallel

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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.

What is Serial Communication?

RS232 / RS422 / RS485 / LPT Parallel
There are 197 products.
1 channel TCP/RTU/ASCII Modbus Gateway. RS232/RS422/RS485. TCP Server/Client, Virtual Com with screw terminal

1 channel software-selectable RS-232/485/422 port
Baud rate: 1200 - 230,400 / RS485 921,600
Screw terminals for Data
Screw terminals for DC supply
1 x 10/100 Mbps RJ45 Fast Ethernet port
Supports TCP Server/Client, UDP, Virtual COM and Tunneling modes
Modbus TCP/RTU/ASCII
Configuration via the web server side, the Telnet console and the Windows Utility
Upgradable firmware via Ethernet from a remote PC
Robust metal cladding; industrial EMC protection
Redundant dual DC inputs for non-stop operation
Optional DIN rail mounting
Supply: 9 - 30VDC or 5VDC / 9W
Dimensions: 78 x 65 x 28 mm
Temp: -40 - +70°C

1,366.00 kr
Item number ETH1MOD-A
On the way in
Automatic LPT Parallel port switch for 4 PCs for 1 printer ATEN MP401B

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

675.00 kr
Item number SW401P
Physically in stock
100Mbit Ethernetkort med fiber, SC. Fast Ethernet Fiber NIC with PC...

Fast Ethernet Fiber NIC with PCI Express.

  • High bandwidth 100Mbps Network Speed
  • Supports Full-Duplex Mode
  • Supports IEEE 802.3x Full-Duplex Flow Control
  • Supports PCI e x1 bus
  • Compliant with PCIe Rev.1.1 Interface
  • Supports Jumbo Frame
  • Supports High Level VLAN Filtering Function
  • Supports IP headers and TCP / UDP checksums offload
  • Supports on-board screening of VLAN tagged Ethernet frames
  • Supports Wake on LAN
  • Supports ASF 2.0
1,470.00 kr
Item number ETH32FIBER-SC-U+
Physically in stock
USB-C converter to 4-wire RS422 or 2/4-wire RS485, 0,25cm cable

Adds a high speed RS422 or RS485 serial port by connecting to a USB port
USB Type-C cable, 0,25m
Powered by USB port, no external power adapter required
LEDs indicate TxD and RxD for easy port monitoring and diagnosis
Installs as a standard Windows COM port
Automatic transmit and receive control for 2-wire RS485 half-duplex mode
Serial port protected with surge protection of 15kV
Non-standard baudrates supported
Easy plug and play installation and RS-422/RS485 device connection
High speed serial port with baud rate up to 3Mbps
Provides 15KV ESD protection and 600W surge protection for all serial signals
Supports Windows XP to 11, Server 2000 to Server 2022 (WHQL certified)
Supports Linux Kernel 3.0 and above
Supports Mac OS X 10.3 and above, driver signed by Apple

469.00 kr
Item number CNV-USBC-RS485T
On the way in
USB-C male to RS232 converter, DB9 male, 0,25m cable

High speed RS-232 serial port by connecting to a USB Type-C port
USB Type-C cable 0,25m
Powered by USB port, no external power adapter required
LEDs indicate TxD and RxD for easy port monitoring and diagnosis
Installs as a standard Windows COM port
Full RS-232 modem control signals and hardware/software flow control
Serial port protected with 15KV ESD protection
Non-standard baudrates supported
Easy plug and play installation and RS-232 device connection
High speed serial port with baud rate up to 921.6kbps
Supports Windows XP to 11, Server 2000 to Server 2022 (WHQL certified)
Supports Linux Kernel 3.0 and above
Supports Mac OS X 10.3 and above, driver signed by Apple

244.00 kr
Item number CNV-USBC-RS232T
On the way in
USB A to RS232 adapter - get a COM port on the PC via the USB C port. With 9 pcs. LED indicators

USB A to Straight-Through RS232 serial adapter
With DB9 male
With 9 x data monitoring LEDs (TX, RX, PWR)
COM port assignments are maintained across reboots
Max Baud Rate: 921.6 Kbps | 1, 1.5, 2 stop bits
Odd, Even, Field, Space, No Parity Mode
Hardware Flow Control (CTS/RTS and/or DSR/DTR)
Software Flow Control (XON/XOFF) | Chipset: PL2303-GC
Compatible with Windows®, Mac OS and Linux

435.00 kr
Item number CNV-USB-RS232+L9
On the way in
USB A to RS232 adapter - get a COM port on the PC via the USB C port. With 3 pcs. LED indicators

USB A to Straight-Through RS232 serial adapter
With DB9 male
With 3 x data monitoring LEDs (TX, RX, PWR)
COM port assignments are maintained across reboots
Max Baud Rate: 921.6 Kbps | 1, 1.5, 2 stop bits
Odd, Even, Field, Space, No Parity Mode
Hardware Flow Control (CTS/RTS and/or DSR/DTR)
Software Flow Control (XON/XOFF) | Chipset: PL2303-GC
Compatible with Windows®, Mac OS and Linux

399.00 kr
Item number CNV-USB-RS232+L3
On the way in
USB-C to RS232 adapter - get a COM port on PC via the USB C port. With 9 pcs. LED indicators

USB-C to Straight-Through RS232 serial adapter
With DB9 male
With 9 x data monitoring LEDs (TX, RX, PWR)
COM port assignments are maintained across reboots
Max Baud Rate: 921.6 Kbps | 1, 1.5, 2 stop bits
Odd, Even, Field, Space, No Parity Mode
Hardware Flow Control (CTS/RTS and/or DSR/DTR)
Software Flow Control (XON/XOFF) | Chipset: PL2303-GC
Compatible with Windows®, Mac OS and Linux

433.00 kr
Item number CNV-USBC-RS232+L9
On the way in
USB-C to RS232 adapter - get a COM port on PC via the USB C port. With 3 pcs. LED indicators

USB-C to Straight-Through RS232 serial adapter
With DB9 male
With 3 x data monitoring LEDs (TX, RX, PWR)
COM port assignments are maintained across reboots
Max Baud Rate: 921.6 Kbps | 1, 1.5, 2 stop bits
Odd, Even, Field, Space, No Parity Mode
Hardware Flow Control (CTS/RTS and/or DSR/DTR)
Software Flow Control (XON/XOFF) | Chipset: PL2303-GC
Compatible with Windows®, Mac OS and Linux

340.00 kr
Item number CNV-USBC-RS232+L3
On the way in
Serial port server is COM port via Internet and Ethernet. Atop SE5201-DB

External COM port over Ethernet and Internet
RS232/422/485
Baud rate: 1200 - 230.4kbps (2-wire)
Max. baud rate at 4-wire RS485 up to 921.6kbps
Atop SE5201-DB Serial Device Server
10/100Mbit Ethernet.
Serial port via DB9 male connector
Supports TCP Server/Client, UDP, Virtual COM and Tunneling modes
Power is supplied from 9 - 30VDC or 5VDC (power jack)
Power supply not included
DIN kit (option)
Dimensions: 65 x 78 x 28mm (without wall bracket)
Dimensions: 88.5 x 84 x 27.8mm (with wall bracket and DB9 port)

1,525.00 kr
Item number ETH1SER-MINI+
Physically in stock
Planet TDS-712 is an external RS232 port over the Internet and Ethernet. For PoE or external power supply

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

994.00 kr
Item number ETH1SER-POE-I
On the way in
M485 Profibus til HART Gateway konverterforKonverter / Forstærker

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

6,204.00 kr
Item number M485-PROFI-HART
On the way in
ICP DAS I-7550E is a PROFIBUS DP Master for Ethernet Slave devices Gateway

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

4,672.00 kr
Item number M485-PROFI-ETH-I
On the way in
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

575.00 kr
Item number CNV-USB-SER9+M
Physically in stock
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)

2,504.00 kr
Item number CNV422I485M+
On the way in
USB to 1x RS422/485 converter, MOXA UPORT 1130forUSB - RS232/422/485

Get a RS485 / RS422 port on the PC via the USB port
Software for choosing a fixed COM port - very useful
Compatible with USB 2.0
12 Mbps USB data rate
921.6 kbps maximum baud rate
Driver for Windows, WinCE, and Linux
Mini DB9 male for terminal block adapter
LED for indication of USB and TxD / RxD activity
15 kV ESD protection for 2 kV optical isolation

1,531.00 kr
Item number CNV-USB-SER9+M3
On the way in
USB to 1x RS232/422/485 converter, MOXA UPORT 1150IforUSB - RS232/4...

Compliance: USB 1.0/1.1 compliant, USB 2.0 compatible
12 Mbps USB data rate
Baud rate: 50 bps to 921.6 Kbps
Drivers provided for Windows, WinCE, and Linux
Serial Standards: RS-232/422/485 Connector: DB9 male
LEDs for indicating USB and TxD/RxD activity
Optical Isolation: 2 KV
OS support: See in Description
Windows 11 support
Linux Support : Linus 2.4.x, 2.6.x, 3.x

1,960.00 kr
Item number CNV-USB-SER9+MIU-I
Physically in stock
USB to RS232 - 32 Ports (Rack Mount)

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
Call +45 56 66 20 20 for price
Item number CNV-USB32RS232
On the way in
Serial RS232 optical isolator full RS232

Max. transfer rate 115 kb/s
transferred signals full RS232 - RxD, TxD, RTS, CTS, DSR, DTR, DCD, RI
optical indication RxD, TxD
max. line length 15 m
connector RS232 - PC side D - SUB 25 pin F
connector RS232 - DEVICE D - SUB 25 pin M
connector power supply 1,3mm plug
optical separation - optocouplers 2,5 kV
galvanic separation - DC/DC converter 1 kV
overvoltage (soft) protection - supply 600W 10/1000us
power supply +9 to 30V DC
input supply max. 1,2 W
dimension 91 x22 x 54 mm

890.00 kr
Item number CNV232I232+
On the way in
ICP DAS I-7513U-G CR, 4 x RS485 Repeater/splitter/Extender. RS485 master on input. RS485 slave on 4 outputs

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

1,223.00 kr
Item number M485-REP4-I
Physically in stock
20km Long Range Wireless RS232/RS485 Transceiver - Reliable and High-Performance

Freqency 433MHz
Transmitting power 37dBm
Receiving sensitivity -130 dBm
Distance up to 20km
Interface RS232/RS485
2 devices needed for single transparent transmission
Baud rate: 1200~115200, default: 9600
Power input: 8-24VDC
Operating temperature: -40  to 85℃

1,850.00 kr
Item number BOOST-SER-LORA
On the way in
433 MHz Wireless modem with 1 COM port, RS232 or RS485, BR 1200 to 115,2kbps

Transparent Wireless RS232 or RS485 link with 2 pcs.
Programmable with DIP- and Rotary switches
433 MHz Radio Frequency
16 RF Channels
0dBi Omni antenna
Baud Rates from 1200 to 115200 bps
Includes a PA switch that can be used to enhance the RF power
Wireless line of sight (LOS) transmission range of up to 500 meters at an RF Baud Rate of 9600 bps
RS232 (RX/TX/GND) and RS485 (2-wire) interfaces
N81, E81, O81
DIN-Rail
Temperatures, -25 - +75°C
TX power: 10dBm to 19dBm
Supply: 10 - 30VDC / 1Watt
Dim: 107 x 83 x 33 mm

1,665.00 kr
Item number M485-RADIO-43I
On the way in
CAN Bus PCI Express Mini Module

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

Call +45 56 66 20 20 for price
Item number MPCIE-CAN1
Physically in stock
Serial RS232 RS485 Wireless serial multidrop, P2P - 1 to 1 or 1 to several

Radio link for serial transfer on the 2.4GHz band
one for a (P2P) or one for more (P2M)
Range Up to 700 meters with whip-antenna
Range Improves panel antenna < Br> Serial port: RS232 or RS485
supply and COM port is with shed terminals
antenna: R/SMA female
Simple Setup with Turn and Dip Switche
2.4GHz, 16 channels
Supply 10 to 30 VDC

1,942.00 kr
Item number M485-RADIO-I
Physically in stock
Wireless RS232 via Bluetooth - as a set. Up to 100 meters

Wireless RS232 link between 2 RS232 ports.
Only supplied as a set (2 pcs.).
BT Ver 2.0+EDR, Class1
Up to 100 meters with included antennas at line-of-sight
Up to 1km with larger external antennas (additional purchase)
Automatic establishment of connection at power on
With frequency hopping to avoid interference
Baud rate: 1200 - 921.6kbps, 8 data bits, O/E/No, 1/2 stop bit
Setting up Baud rate etc. with DIP switches
RTS/CTS on/off - DTR/DSR/DCD loop-back
Supports multi-connection: 1 master to 4 slaves
Supply voltage: 5 - 12VDC/80mA

3,435.00 kr
Item number BLUETOOTH-RS232+
Physically in stock
1 Port serial port server RS232 / 422/485, MOXA DE-211, RS232 / 422/485 over Ethernet DB25

External COM ports via Ethernet and Internet
3-in-1 Serial Port: RS-232, RS-422, OR RS-485
Modes: TCP Server, TCP Client, UDP
Ethernet Modem
Pair Connection
Real Com / Tty Drivers for Windows and Linux
2-wire RS-485 with Patented Automatic Data Direction Control (Addc®)
Built-in 15 kV ESD Protection for All Serial Signal

1,355.00 kr
Item number ETH1SER+
Physically in stock
Moxa CP-132U-I V2, PCI card 2 x RS422 / 485, isolated surge protection

High-hanging (MOXA CP-132U-I V2)
Replacement for CP-132IS

Windows Windows 95/98 / ME / NT / 2000
Windows XP / 2003 / Vista / 2008/7/8 / 8.1 / 10 (x86 / x64)
Windows Server 2008 R2 / 2012/2012 R2 / 2016 (x64)
DOS, Windows Embedded CE 5.0 / 6.0, Windows XP Embedded

Linux Linux 2.4. x, 2.6.x, 3.x

Unix-like Systems QNX 6, SCO OpenServer, UnixWare 7, Solaris 10, FreeBSD

1,779.00 kr
Item number RS485ISO2+S-PCI
Physically in stock
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