StarTech.com · Interface Cards/Adapters

StarTech.com 4-Port Serial PCIe Card, Quad-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Bracket Incl., 16C1050 UART, Windows/Linux, TAA price in United Kingdom

Model PS74ADF-SERIAL-CARDMPN PS74ADF-SERIAL-CARDEAN 065030903141

Weight60 g
ColourBlack
Host interfacePCIe
InternalYes

Lowest price incl. delivery

£134.45

at PCHUB.UKFree deliveryIn stock

2 stores
Range £134.45 – £162.99
Save up to £28.54 vs. the dearest store
2 in stock
2 with free delivery
Checked 6 Oct 2026, 05:40 UTC

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Full specifications and side-by-side comparison

Prices in United Kingdom

2 stores · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£134.45at PCHUB.UK · free shippingGo to PCHUB.UK

Price range across 2 offers

Save up to £28.54 (18%) by choosing the cheapest store

2 of 2 stores in stock
2 with free shipping
Checked 6 Oct 2026, 05:40 UTC

PCHUB.UKLowest priceStarTech.com 4-Port Serial PCIe Card. Quad-Port PCI Express to RS232/R In stockFree shipping
£134.45incl. free shipping
Go to store : PCHUB.UK (opens in a new tab)
Back to the OfficeStarTech.com 4-Port Serial PCIe Card, Quad-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Bracket Incl., 16C1050 UART, Windows/Linux, TAA Compliant - Level-4 ESD Protection In stockFree shipping
£162.99incl. free shipping+£28.54 (21%) vs lowest
Go to store : Back to the Office (opens in a new tab)

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Price history in United Kingdom

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Product details

Identification

Brand: StarTech.com
Product: 4-Port Serial PCIe Card, Quad-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Bracket Incl., 16C1050 UART, Windows/Linux, TAA
Full name: StarTech.com 4-Port Serial PCIe Card, Quad-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Bracket Incl., 16C1050 UART, Windows/Linux, TAA
Manufacturer part number: PS74ADF-SERIAL-CARD
EAN / UPC: 065030903141
Category: Interface Cards/Adapters

39 specifications from the manufacturer's data sheet

Ports & interfaces

Host interface	PCIe
Output interface	Serial
Serial ports quantity	4
Serial interface type	RS-232/422/485

Design

Internal	Yes
Product colour	Black
LED indicators	Activity

Features

Chipset	ASIX - AX99100
Baud rate	921.6 Kbit/s
FIFO (First In, First Out)	256 B
Data bits	5, 6, 8, 9
Stop bits	1, 1.5, 2
Flow control support	Yes
Parity bit	Even, Mark, No, Odd, Space

Operational conditions

Operating temperature (T-T)	0 - 70 °C
Storage temperature (T-T)	-20 - 80 °C
Operating relative humidity (H-H)	20 - 80%

System requirements

Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 Enterprise, Windows 11 Enterp
Linux operating systems supported	Yes
Server operating systems supported	Windows Server 2016, Windows Server 2019, Windows Server 2022