Home Add-on Cards & Peripherals Serial Cards & Adapters

Serial Cards & Adapters

If you're looking for a simple, cost-effective way to connect serial devices in your industrial application or server room, our Serial Cards and Adapters make it easy to add Serial ports (RS-232, RS-422, RS-485 etc.) to your computer through common expansion ports such as PCI and PCI Express, as well as through USB.
70 Results
2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART
PEX2S952
2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART

Add 2 RS-232 serial ports to your full height or low profile computer through a PCI Express slot

49,99 € exc VAT
49,99 € inc VAT
4 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable
ICUSB2324I
4 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable

Add 4 DIN Rail-mountable RS232 Serial ports to any system through USB

121,99 € exc VAT
121,99 € inc VAT
4 Port RS232 PCI Express Serial Card w/ Breakout Cable
PEX4S553B
4 Port RS232 PCI Express Serial Card w/ Breakout Cable

Add 4 RS232 serial ports to any PC using a single PCI Express expansion slot

126,99 € exc VAT
126,99 € inc VAT
91cm (3ft) USB to RS232 DB9 Serial Adapter Cable - M/M
ICUSB232SM3
91cm (3ft) USB to RS232 DB9 Serial Adapter Cable - M/M

Add an RS232 serial port to your laptop or desktop computer through USB

27,99 € exc VAT
27,99 € inc VAT
1 Port USB to RS232 DB9 Serial Adapter Cable - M/M
ICUSB232V2
1 Port USB to RS232 DB9 Serial Adapter Cable - M/M

Add an RS232 serial port to your laptop or desktop computer through USB

18,99 € exc VAT
18,99 € inc VAT
2 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
ICUSB2322F
2 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention

Add two RS232 serial ports with COM retention to your laptop or desktop computer through USB

61,99 € exc VAT
61,99 € inc VAT
2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART
PEX2S553
2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

Add 2 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot

51,99 € exc VAT
51,99 € inc VAT
USB to RS232 DB9/DB25 Serial Adapter Cable - M/M
ICUSB232DB25
USB to RS232 DB9/DB25 Serial Adapter Cable - M/M

Add an RS232 serial port to a notebook or desktop computer with this Plug-and Play USB adapter cable

18,99 € exc VAT
18,99 € inc VAT
8 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART
PEX8S952
8 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART

Add 8 RS232 serial ports to your computer via a single PCI Express slot

237,99 € exc VAT
237,99 € inc VAT
2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
PEX2S952LP
2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART

Add 2 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot

49,99 € exc VAT
49,99 € inc VAT
2S1P PCI Serial Parallel Combo Card with 16550 UART
PCI2S1P
2S1P PCI Serial Parallel Combo Card with 16550 UART

Add a parallel port and two RS-232 serial ports to your PC through a PCI expansion slot

48,99 € exc VAT
48,99 € inc VAT
USB to RS232 DB9 Serial Adapter Cable with COM Retention
ICUSB232PRO
30cm (1 ft) USB to RS232 Serial DB9 Adapter Cable with COM Retention

Add an RS-232 serial port to your laptop or desktop computer through USB; features COM port retention

27,99 € exc VAT
27,99 € inc VAT
8 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable
ICUSB2328I
8 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable

Add 8 DIN Rail-mountable RS232 Serial ports to any system through USB

219,99 € exc VAT
219,99 € inc VAT
Low Profile PCI Express Serial Card w/ 16950 UART, Native PCIe Chipset
PEX1S952LP
1 Port Low Profile Native PCI Express Serial Card w/ 16950

Add 1 high-speed serial RS-232 port to any PC with a PCI Express slot

62,99 € exc VAT
62,99 € inc VAT
1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
ICUSB2321F
1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention

Add an RS232 serial port with COM retention to your laptop or desktop computer through USB

28,99 € exc VAT
28,99 € inc VAT
FTDI USB to Serial Null Modem DCE Adapter Cable
ICUSB232FTN
1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI

Add a Null Modem RS232 serial port to your laptop or desktop computer through USB

30,99 € exc VAT
30,99 € inc VAT
2 Port Industrial Wall Mountable USB to Serial Adapter Hub with DIN Rail Clips
ICUSB2322I
2 Port Industrial Wall Mountable USB to Serial Adapter Hub with DIN Rail Clips

Add 2 DIN Rail-mountable RS232 Serial ports to any system through USB

70,99 € exc VAT
70,99 € inc VAT
8-Port Industrial USB to RS-232/422/485 Serial Adapter - 15 kV ESD Protection
ICUSB234858I
8-Port Industrial USB to RS-232/422/485 Serial Adapter - 15 kV ESD Protection

Add eight ports supporting three serial protocols, to easily connect serial devices to your computer through USB, with 15kV ESD protection

527,99 € exc VAT
527,99 € inc VAT
UCB-C to Serial Adapter
ICUSB232C
UCB-C to Serial Adapter

Connect an RS232 (DB9) peripheral to your USB-C device

30,99 € exc VAT
30,99 € inc VAT
16-Port USB-to-Serial Adapter Hub
ICUSB23216FD
16-Port USB-to-Serial Adapter Hub

Convert a USB port into 16 RS232 serial ports in an industrial rack-mountable chassis - and daisy chain multiple hubs for a scalable solution

606,99 € exc VAT
606,99 € inc VAT
4-Port Industrial USB to RS-232/422/485 Serial Adapter - 15 kV ESD Protection
ICUSB234854I
4-Port Industrial USB to RS-232/422/485 Serial Adapter - 15 kV ESD Protection

Add four ports supporting three serial protocols, to easily connect serial devices to your computer through USB, with 15kV ESD protection

328,99 € exc VAT
328,99 € inc VAT
8-Port USB-to-Serial Adapter Hub
ICUSB23208FD
8-Port USB-to-Serial Adapter Hub

Convert a single USB port into eight serial ports, and connect multiple hubs together for a scalable solution

317,99 € exc VAT
317,99 € inc VAT
1 Port Professional USB to Serial Adapter Cable with COM Retention
ICUSB2321X
1 Port Professional USB to Serial Adapter Cable with COM Retention

Add one serial RS-232 port with com retention to any laptop or computer with a USB port

39,99 € exc VAT
39,99 € inc VAT
4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART
PEX4S553
4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

Add 4 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot

117,99 € exc VAT
117,99 € inc VAT
4 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
PEX4S952LP
4 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART

Add 4 high-speed RS-232 serial ports to your PC through a low profile PCI Express expansion slot

122,99 € exc VAT
122,99 € inc VAT
Low Profile PCI Express Serial Card (RS232) (16550 UART, Native PCIe Chipset)
PEX1S553LP
1 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

Add a RS-232 serial port to your standard or small form factor computer through a PCI Express expansion slot

54,99 € exc VAT
54,99 € inc VAT
2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART
PEX2S5531P
2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART

Add 1 parallel port and 2 RS-232 serial ports to your standard or low-profile computer through a PCI Express expansion slot

41,99 € exc VAT
41,99 € inc VAT
2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART
PEX2S553LP
2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI Express expansion slot

49,99 € exc VAT
49,99 € inc VAT
4 Port Wall Mountable USB to Serial Adapter Hub with COM Retention
ICUSB2324X
4 Port Wall Mountable USB to Serial Adapter Hub with COM Retention

Add 4 serial RS-232 ports to any laptop or computer with a USB port

123,99 € exc VAT
123,99 € inc VAT
2 Port USB to RS232 RS422 RS485 Serial Adapter with COM Retention
ICUSB2324852
2 Port USB to RS232 RS422 RS485 Serial Adapter with COM Retention

Add RS232, RS422 and RS485 support to your laptop or desktop computer via USB

126,99 € exc VAT
126,99 € inc VAT
4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485
PEX4S232485
4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485

Add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot

158,99 € exc VAT
158,99 € inc VAT
2-Port PCI Express Serial Card with 16C1050 UART - RS232
PEX2S1050
2-Port PCI Express Serial Card with 16C1050 UART - RS232

Add two high performance RS232 serial ports (DB9) to your low or full-profile computer, through a PCI Express slot

61,99 € exc VAT
61,99 € inc VAT
1S1P Native PCI Express Parallel Serial Combo Card with 16950 UART
PEX1S1P952
1S1P Native PCI Express Parallel Serial Combo Card with 16950 UART

Add a parallel and serial port through a standard or low-profile PCI Express slot

58,99 € exc VAT
58,99 € inc VAT
1,8m (6 ft) Professional RS422/485 USB Serial Cable Adapter w/ COM Retention
ICUSB422
1,8m (6 ft) Professional RS422/485 USB Serial Cable Adapter w/ COM Retention

Add an RS422/485 serial port to your system through USB; features COM port retention

62,99 € exc VAT
62,99 € inc VAT
2 Port PCI RS232 Serial Adapter Card with 16550 UART
PCI2S550
2 Port PCI RS232 Serial Adapter Card with 16550 UART

Add 2 high-speed RS-232 serial ports to your PC through a PCI expansion slot

36,99 € exc VAT
36,99 € inc VAT
1 Port USB to RS232 DB9 Serial Adapter with Detachable 1,8m (6ft) USB A to B Cable
ICUSB232D
1 Port USB to RS232 DB9 Serial Adapter with Detachable 1,8m (6ft) USB A to B Cable

Add an RS232 serial port to your laptop or desktop computer through a detachable USB cable

18,99 € exc VAT
18,99 € inc VAT
Industrial RS232 to RS422/485 Serial Port Converter with 15KV ESD Protection
IC232485S
Industrial RS232 to RS422/485 Serial Port Converter with 15KV ESD Protection

Convert an RS232 data signal to either RS485 or RS422 with this wall-mountable, ESD-protected adapter

105,99 € exc VAT
105,99 € inc VAT
1 Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation
ICUSB2321FIS
1 Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation

Add an RS232 serial port with circuit isolation to your laptop or desktop computer, through USB

122,99 € exc VAT
122,99 € inc VAT
4 Port USB to RS232 Serial DB9 Adapter Hub
ICUSB2324
4 Port USB to RS232 Serial DB9 Adapter Hub

Add four RS232 serial ports to any notebook or desktop computer using a single USB port

99,99 € exc VAT
99,99 € inc VAT
60cm (24in) Internal USB Motherboard Header to Serial RS232 Adapter
ICUSB232INT1
60cm (24in) Internal USB Motherboard Header to Serial RS232 Adapter

Add an RS232 serial port to any system with an available USB motherboard header

32,99 € exc VAT
32,99 € inc VAT
4 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART
PEX4S952
4 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART

Add four RS232 serial ports to any PC using a single PCI Express expansion slot

122,99 € exc VAT
122,99 € inc VAT
USB-C to Parallel Printer Cable
ICUSBCPLLD25
USB-C to Parallel Printer Cable

Add a parallel port through your laptop or desktop computer’s USB-C port, and connect to a DB25 parallel printer

65,99 € exc VAT
65,99 € inc VAT
2S1P PCI Express Serial Parallel Combo Card with Breakout Cable
PEX2S1P553B
2S1P PCI Express Serial Parallel Combo Card with Breakout Cable

Add a parallel port and two RS-232 serial ports to your PC through a PCI-Express expansion slot

48,99 € exc VAT
48,99 € inc VAT
1 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART
EC1S952
1 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART

Add a high-speed RS-232 Serial port to your laptop computer via an ExpressCard expansion slot

64,99 € exc VAT
64,99 € inc VAT
1 Port PCI RS232 Serial Adapter Card with 16550 UART
PCI1S550
1 Port PCI RS232 Serial Adapter Card with 16550 UART

Add an RS-232 serial port to your PC through a PCI expansion slot

35,99 € exc VAT
35,99 € inc VAT
2 Port Wall Mountable USB to Serial Adapter Hub with COM Retention
ICUSB2322X
2 Port Wall Mountable USB to Serial Adapter Hub with COM Retention

Add 2 serial RS-232 ports to any laptop or computer with a USB port

55,99 € exc VAT
55,99 € inc VAT
2 Port PCI RS422/485 Serial Adapter Card with 161050 UART
PCI2S4851050
2 Port PCI RS422/485 Serial Adapter Card with 161050 UART

Add two RS422/485 serial ports through a standard or low profile PCI expansion slot

123,99 € exc VAT
123,99 € inc VAT
Micro USB to RS232 DB9 Serial Adapter Cable for Android with USB Charging - M/M
ICUSBANDR232
Micro USB to RS232 DB9 Serial Adapter Cable for Android with USB Charging - M/M

Add an RS232 serial port to your Android smartphone or tablet device through Micro USB with USB charging capabilities

40,99 € exc VAT
40,99 € inc VAT
8 Port USB to RS232 Serial DB9 Adapter Hub
ICUSB2328
8 Port USB to RS232 Serial DB9 Adapter Hub

Add eight RS232 serial ports to any notebook or desktop computer using a single USB port

251,99 € exc VAT
251,99 € inc VAT
1 Port ExpressCard to RS232 DB9 Serial Adapter Card w/ 16950 - USB Based
EC1S232U2
1 Port ExpressCard to RS232 DB9 Serial Adapter Card w/ 16950 - USB Based

Add a USB-based RS232 Serial port to your laptop through an ExpressCard slot

47,99 € exc VAT
47,99 € inc VAT
2 Port ISA RS232 Serial Adapter Card with 16550 UART
ISA2S550
2 Port ISA RS232 Serial Adapter Card with 16550 UART

Add 2 RS232 ports to legacy computer systems through an ISA slot

48,99 € exc VAT
48,99 € inc VAT
Metal Industrial USB to RS422/RS485 Serial Adapter w/ Isolation
ICUSB422IS
1 Port Metal Industrial USB to RS422/RS485 Serial Adapter w/ Isolation

Add an R422/485 serial port to your laptop or desktop computer through USB

134,99 € exc VAT
134,99 € inc VAT
4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART
MPEX4S552
4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART

Add Four RS232 Serial Ports to an Embedded System through a mini PCI Express Slot

122,99 € exc VAT
122,99 € inc VAT
8 Port PCI Express Low Profile Serial Adapter Card
PEX8S950LP
8 Port PCI Express Low Profile Serial Adapter Card

Add 8 RS-232 serial ports to your computer via a single low profile PCI Express slot

237,99 € exc VAT
237,99 € inc VAT
2 Port PCI Low Profile RS232 Serial Adapter Card with 16550 UART
PCI2S550_LP
2 Port PCI Low Profile RS232 Serial Adapter Card with 16550 UART

Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI expansion slot

44,99 € exc VAT
44,99 € inc VAT
4 Port PCI RS232 Serial Adapter Card with 16550 UART
PCI4S550N
4 Port PCI RS232 Serial Adapter Card with 16550 UART

Add 4 high-speed RS-232 serial ports to your PC through a PCI expansion slot

64,99 € exc VAT
64,99 € inc VAT
61 cm (24 in.) Internal USB Motherboard Header to 2 Port Serial RS232 Adapter
ICUSB232INT2
61 cm (24 in.) Internal USB Motherboard Header to 2 Port Serial RS232 Adapter

Add two RS232 serial ports to any system with an available USB motherboard header

65,99 € exc VAT
65,99 € inc VAT
USB-C to Serial Adapter with COM Retention
ICUSB232PROC
USB-C to Serial Adapter with COM Retention

Add a serial port with this USB C to serial with COM port retention

34,99 € exc VAT
34,99 € inc VAT
2 Port RS232/422/485 PCI Serial Adapter Card w/ ESD Protection
PCI2S232485I
2 Port RS232/422/485 PCI Serial Adapter Card w/ ESD Protection

Control and communicate with two serial devices even with mixed RS-232 & 485 protocols

188,99 € exc VAT
188,99 € inc VAT
1 Port Industrial USB to RS232 Serial Adapter with 5KV Isolation and 15KV ESD Protection
ICUSB232IS
1 Port Industrial USB to RS232 Serial Adapter with 5KV Isolation and 15KV ESD Protection

Add a galvanically isolated RS232 serial port with ESD protection through a USB port - DIN Rail Mountable

99,99 € exc VAT
99,99 € inc VAT
91cm (3 ft) 1s1p USB to Serial Parallel Port Adapter Cable
ICUSB2321284
91cm (3 ft) 1s1p USB to Serial Parallel Port Adapter Cable

Add one RS232 Serial, and one IEEE 1284 Parallel port to your computer through a single USB connection

38,99 € exc VAT
38,99 € inc VAT
16-Port Low-Profile Serial Card - RS232 - PCI Express
PEX16S550LP
16-Port Low-Profile Serial Card - RS232 - PCI Express

Add 16 RS232 serial ports (DB9) to your low or full-profile computer, through a PCI Express slot

441,99 € exc VAT
441,99 € inc VAT
2 Port USB to RS232 Serial DB9 Adapter Cable
ICUSB232C2
2 Port USB to RS232 Serial DB9 Adapter Cable

Add 2 serial RS-232 ports to any laptop or computer with a USB port

46,99 € exc VAT
46,99 € inc VAT
4 Port RS232 PCI Serial Card Adapter with Power Output
PCI4S954PW
4 Port RS232 PCI Serial Card Adapter with Power Output

Add 4 RS232 serial ports with 5V or 12V selectable power output to your computer, through a PCI slot

129,99 € exc VAT
129,99 € inc VAT
4 Port PCI Express (PCIe) RS232 Serial Card w/ Power Output and ESD Protection
PEX4S553S
4 Port PCI Express (PCIe) RS232 Serial Card w/ Power Output and ESD Protection

Add four ESD-Protected RS232 ports, with 5V or 12V selectable power output through a PCI Express slot

172,99 € exc VAT
172,99 € inc VAT
2 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART
EC2S952
2 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART

Add 2 high-speed RS-232 Serial ports to your notebook computer via an ExpressCard slot

80,99 € exc VAT
80,99 € inc VAT
2s1p Serial Parallel Combo Mini PCI Express Card for Embedded Systems
MPEX2S1P552
2s1p Serial Parallel Combo Mini PCI Express Card for Embedded Systems

Add two RS232 Serial Ports, and one Parallel Port to an Embedded System, through a mini PCI-Express Slot

49,99 € exc VAT
49,99 € inc VAT
RS232  to TTL Serial Converter -  DB9, F/M
IC232TTL
RS232 to TTL Serial Converter - DB9, F/M

Easily convert an RS232 serial signal (-12 to +12V) to a transistor-transistor logic signal (0 to +5V)

45,99 € exc VAT
45,99 € inc VAT
2 Port PCI Express RS232 Serial Adapter Card with 16950 UART
PEX2S950
2 Port PCI Express RS232 Serial Adapter Card with 16950 UART

Add 2 RS232 serial ports to your standard or small form factor computer through a PCI Express expansion slot

59,99 € exc VAT
59,99 € inc VAT
2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail
ICUSB2322RJ
2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail

Add two RS232 serial RJ45 connections to a PC or Server through USB, with this DIN Rail and wall-mountable adapter

49,99 € exc VAT
49,99 € inc VAT
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