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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 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

(1)
MFG#: PEX4S953LP | CDW#: 5997350
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
$118.89
$104.99
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#: 7020985
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
$63.54
$53.99
Advertised Price
StarTech Industrial RS232 to RS422/485 Serial Port Converter w/ 15KV ESD Pr
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StarTech Industrial RS232 to RS422/485 Serial Port Converter w/ 15KV ESD Protection - RS232 to RS 422 RS485

MFG#: IC232485S | CDW#: 3157039
Form Factor:
Wall Mountable
$95.31
$87.99
Advertised Price
StarTech 8-Port PCI Express RS232 Serial Adapter Card, PCIe to DB9 Card, 16
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StarTech 8-Port PCI Express RS232 Serial Adapter Card, PCIe to DB9 Card, 16C1050 UART, 15kV ESD, Windows Only, TAA

MFG#: PEX8S1050 | CDW#: 6239283
Host Interface:
PCI Express 1.0a x1
Form Factor:
Plug-in Card
Data Link Protocols:
8 x DB-9 RS-232 - Serial, Via Cable
Product Type:
Multiport Serial Adapter
$215.24
$191.99
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#: 2437623
Host Interface:
Universal PCI
Form Factor:
Plug-in Card
Data Transfer Rate:
128kB/s
$25.99
$24.99
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#: 7020990
Host Interface:
PCI Express x1
Form Factor:
Plug-in Card
$65.99
$55.99
Advertised Price
StarTech PCIe Card with Serial and Parallel Port, PCI Express Combo Expansi
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StarTech PCIe Card with Serial and Parallel Port, PCI Express Combo Expansion Adapter Card, 1x DB25 Parallel & TAA

MFG#: PEX1S1P950 | CDW#: 6454670
Host Interface:
PCI Express 2.0 x1
$58.41
$49.99
Advertised Price
StarTech PCI Express to PCI Adapter Card - PCIe to PCI Converter Adapter wi
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StarTech PCI Express to PCI Adapter Card - PCIe to PCI Converter Adapter with Low Profile / Half-Height Bracket TAA

(2)
MFG#: PEX1PCI1 | CDW#: 1815958
Host Interface:
PCI Express
$56.36
$47.99
Advertised Price
HP Internal Serial+PS/2 Port
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HP Internal Serial+PS/2 Port

MFG#: 56Q78AA | CDW#: 7921465
Form Factor:
Internal
$58.99
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#: 4583594
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
$428.44
$389.99
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

(2)
MFG#: PEX1P2 | CDW#: 6493696
Host Interface:
PCI Express 2.0 x1
Form Factor:
Plug-in Card
$39.96
$33.99
Advertised Price
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This page was printed on 6/19/2026 12:20:10 PM.