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Serial Adapters

Enhance your network connectivity with serial adapters. Discover a range of adapter solutions crafted to ensure reliable and seamless communication between your devices and network.

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StarTech 6ft (1.8m) 1-Port USB to Serial RS232 Adapter, FTDI DB9 Serial DCE
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StarTech 6ft (1.8m) 1-Port USB to Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA

(2)
MFG#: ICUSB232FTN | CDW#: 2734066
Cable Length:
5.6 ft
Availability: ● In Stock
$64.56
$61.99
Advertised Price
StarTech 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UAR
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StarTech 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Low Profile Serial Card

MFG#: PEX4S553 | CDW#: 2425515
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Data Transfer Rate:
128kB/s Kbps
Product Type:
Serial Adapter
Availability: ● Item Backordered
$142.99
Advertised Price
StarTech 1-port PCI Express RS232 Serial Adapter Card, PCIe Serial DB9 Cont
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StarTech 1-port PCI Express RS232 Serial Adapter Card, PCIe Serial DB9 Controller Card 16950 UART, Low Profile, TAA

MFG#: PEX1S953LP | CDW#: 5555243
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$72.99
Advertised Price
StarTech USB to Serial Adapter Hub - 4 Port - Bus Powered - DB9 (9-pin) - U
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StarTech USB to Serial Adapter Hub - 4 Port - Bus Powered - DB9 (9-pin) - USB Serial - FTDI USB to Serial TAA

(2)
MFG#: ICUSB2324I | CDW#: 2806038
Host Interface:
USB
Form Factor:
Wall Mountable
Data Transfer Rate:
921.6kB/s Serial Port Kbps
Product Type:
Serial Hub
Availability: ● In Stock
$178.99
Advertised Price
StarTech 9-pin Serial to 10-pin Header Slot Plate - Serial panel - DB-9 (M)
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StarTech 9-pin Serial to 10-pin Header Slot Plate - Serial panel - DB-9 (M) - 10 pin IDC (F) - 41 cm

(1)
MFG#: PLATE9M16 | CDW#: 2108274
Cable Length:
1.3 ft
Availability: ● In Stock
$11.26
$9.99
Advertised Price
Digi One IA RealPort - network adapter - RS-232/422/485 - 10/100 Ethernet
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Digi One IA RealPort - network adapter - RS-232/422/485 - 10/100 Ethernet

MFG#: 70001777 | CDW#: 1601114
Host Interface:
Serial RS-232/422/485
Form Factor:
External
Data Transfer Rate:
100 MBps
Data Link Protocols:
Fast Ethernet, Ethernet
Product Type:
Network adapter
[+] Expand Specs
Availability: ● In Stock
$1,360.53
$1,181.99
Advertised Price
Main Features
Host Interface:
Serial RS-232/422/485
Form Factor:
External
Data Transfer Rate:
100 MBps
Data Link Protocols:
Fast Ethernet, Ethernet
Product Type:
Network adapter
Connectivity Technology:
Wired
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SIIG - parallel/serial adapter - PCI Express x1 - parallel x 1 + RS-232 x 1
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SIIG - parallel/serial adapter - PCI Express x1 - parallel x 1 + RS-232 x 1

MFG#: LB-SP0014-S1 | CDW#: 9066650
Host Interface:
PCI Express x1
Form Factor:
Plug-In Card
Data Transfer Rate:
115.2 Kbps
Data Link Protocols:
RS-232, Parallel
Product Type:
Parallel/serial adapter
[+] Expand Specs
Availability: ● Item Backordered
$56.99
Advertised Price
Main Features
Host Interface:
PCI Express x1
Form Factor:
Plug-In Card
Data Transfer Rate:
115.2 Kbps
Data Link Protocols:
RS-232, Parallel
Product Type:
Parallel/serial adapter
Port Quantity:
1
Connectivity Technology:
Wired
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StarTech 4-Port USB PCIe Card, USB 3.2 5Gbps, PCI Express Card with 4x USB
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StarTech 4-Port USB PCIe Card, USB 3.2 5Gbps, PCI Express Card with 4x USB Independent Controllers, 4x USB-A

MFG#: P5Q4A-USB-CARD | CDW#: 8053228
Host Interface:
PCI Express x4
Data Transfer Rate:
640 MB/s
Product Type:
USB Adapter
Operating System Family:
Windows Server 2008 R2, Linux 2.6.31, Windows Server 2019, Windows Server 2016, macOS ...
Usage:
Desktop, Server, Hard Drive
Availability: ● Item Backordered
$161.99
Advertised Price
StarTech USB C to Serial Adapter Cable 16" (40cm) - USB Type-C to Serial RS
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StarTech USB C to Serial Adapter Cable 16" (40cm) - USB Type-C to Serial RS232 (DB9) Cable Converter

MFG#: ICUSB232C | CDW#: 4771029
Cable Length:
1.3 ft
Availability: ● In Stock
$39.96
$37.99
Advertised Price
StarTech USB to Serial Adapter Hub 8 Port Industrial Wall Mount Din Rail CO
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StarTech USB to Serial Adapter Hub 8 Port Industrial Wall Mount Din Rail COM Port Retention FTDI TAA

MFG#: ICUSB2328I | CDW#: 2922187
Host Interface:
USB
Form Factor:
Wall Mountable
Data Transfer Rate:
921.6kB/s Kbps
Product Type:
Serial Hub
Availability: ● Item Backordered
$297.99
Advertised Price
StarTech 8.3ft (2.5m) 1-Port FTDI USB to Serial RS232 Adapter Cable w/ Opti
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StarTech 8.3ft (2.5m) 1-Port FTDI USB to Serial RS232 Adapter Cable w/ Optical Isolation, USB to RS232 Adapter - TAA

MFG#: ICUSB2321FIS | CDW#: 2571289
Cable Length:
8.2 ft
Availability: ● In Stock
$188.99
Advertised Price
StarTech PCI Express Serial Card, 2 port, Dual Channel 16C1050 UART, Serial
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StarTech PCI Express Serial Card, 2 port, Dual Channel 16C1050 UART, Serial Port PCIe Card, Serial Expansion TAA

MFG#: PEX2S1050 | CDW#: 4467907
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$84.99
Advertised Price
StarTech 1-Port PCI Express Serial Card, PCIe to RS232 (DB9) Interface Card
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StarTech 1-Port PCI Express Serial Card, PCIe to RS232 (DB9) Interface Card, 16C1050 UART, COM Retention, TAA

MFG#: 11050-PC-SERIAL-CARD | CDW#: 7025748
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$78.99
Advertised Price
StarTech 8-Port PCI Express RS232 Serial Adapter Card, PCIe to DB9 Card, Lo
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StarTech 8-Port PCI Express RS232 Serial Adapter Card, PCIe to DB9 Card, Low Profile, 15kV ESD, Windows Only, TAA

MFG#: PEX8S1050LP | CDW#: 5865679
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Data Link Protocols:
8 x DB-9 - Serial, Via Cable
Product Type:
Multiport Serial Adapter
Availability: ● In Stock
$312.99
Advertised Price
StarTech 16 Port PCI Express Serial Card, Low-Profile, High-Speed PCIe Seri
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StarTech 16 Port PCI Express Serial Card, Low-Profile, High-Speed PCIe Serial Card with 16 DB9 RS232 Ports, TAA

MFG#: PEX16S550LP | CDW#: 4581466
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Data Link Protocols:
16 x DB-9 RS-232 - Serial
Product Type:
Multiport Serial Adapter
Availability: ● Item Backordered
$635.99
Advertised Price
StarTech 4 Port PCI Express PCIe Serial Combo Card with Breakout Cable - 2
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StarTech 4 Port PCI Express PCIe Serial Combo Card with Breakout Cable - 2 x RS232 2 x RS422 / RS485 - TAA

MFG#: PEX4S232485 | CDW#: 2922196
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Data Link Protocols:
4 x DB-9 RS-232/422/485 - Serial, Via Cable
Product Type:
Multiport Serial Adapter
Availability: ● Item Backordered
$222.00
Advertised Price
StarTech 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART, TAA
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StarTech 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART, TAA

MFG#: PCI2S4851050 | CDW#: 2425512
Host Interface:
Universal PCI
Form Factor:
Plug-in Card
Data Transfer Rate:
128kB/s
Availability: ● Item Backordered
$35.99
$33.99
Advertised Price
StarTech 1-Port Serial to Ethernet Adapter, 802.3af PoE Powered Serial Devi
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StarTech 1-Port Serial to Ethernet Adapter, 802.3af PoE Powered Serial Device Server, RJ45 LAN to DB9 Converter, TAA

MFG#: I13P-SERIAL-ETHERNET | CDW#: 7993202
Form Factor:
Wall Mountable, DIN Rail Mountable
Data Link Protocols:
Fast Ethernet
Connectivity Technology:
Wired
Availability: ● In Stock
$328.99
Advertised Price
StarTech 2-port PCI Express RS232 Serial Adapter Card, PCIe Serial DB9 Cont
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StarTech 2-port PCI Express RS232 Serial Adapter Card, PCIe Serial DB9 Controller Card 16950 UART, Low Profile, TAA

MFG#: PEX2S953LP | CDW#: 5555244
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$76.99
Advertised Price
StarTech 2-port PCI Express RS232 Serial Adapter Card, PCIe to Dual Serial
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StarTech 2-port PCI Express RS232 Serial Adapter Card, PCIe to Dual Serial DB9 RS-232 Controller, 16950 UART, TAA

MFG#: PEX2S953 | CDW#: 6027096
Host Interface:
PCI Express 1.1 x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$76.99
Advertised Price
StarTech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Seri
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StarTech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, COM TAA

MFG#: 21050-PC-SERIAL-LP | CDW#: 7439979
Host Interface:
PCI Express 2.0 x1
Form Factor:
Plug-in Card
Availability: ● Item Backordered
$91.99
Advertised Price
StarTech 4-port PCI Express RS232 Serial Adapter Card, PCIe Serial DB9 Cont
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StarTech 4-port PCI Express RS232 Serial Adapter Card, PCIe Serial DB9 Controller Card 16950 UART, Low Profile, TAA

MFG#: PEX4S953LP | CDW#: 6027098
Host Interface:
PCI Express 1.1 x1
Form Factor:
Plug-in Card
Data Link Protocols:
4 x DB-9 RS-232 - Serial, Via Cable
Product Type:
Multiport Serial Adapter
Availability: ● In Stock
$161.99
Advertised Price
StarTech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Seri
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StarTech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, COM TAA

MFG#: 21050-PC-SERIAL-CARD | CDW#: 7025750
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$81.99
Advertised Price
StarTech 1-Port Parallel PCIe Card, PCI Express to Parallel DB25 LPT Adapte
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StarTech 1-Port Parallel PCIe Card, PCI Express to Parallel DB25 LPT Adapter Card, Desktop Expansion Controller

MFG#: PEX1P2 | CDW#: 6517896
Host Interface:
PCI Express 2.0 x1
Form Factor:
Plug-in Card
Availability: ● In Stock
$47.14
$44.99
Advertised Price
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This page was printed on 4/1/2026 4:05:05 AM.