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Computer Interface Cards & Adapters

376 productsUpdated July 2026

Computer Interface Cards & Adapters are part of the broader I/O Cards & Adaptors category, which includes graphics cards and video adaptors and riser cards. Related components such as laptop replacement keyboards, laptop replacement screens, and laptop hinges are also available.

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Silver j5create USB4 hub with multiple ports, including USB-C, USB-A, HDMI, and Ethernet, with attached black cable.

j5 create

j5create USB4 8K Multi-Port Hub

£56.55

up to £77.64

5 offers
Black PCIe card with four blue USB 3.0 ports, silver heatsink, and SATA/LP4 power connector.

StarTech.com

StarTech 4 Port PCI Express USB 3.0 Card Adapter

£51.67

up to £107.83

5 offers
Black and silver Mercusys AC650 Nano USB adapter with dual gold connectors and model details printed on the surface.

Mercusys

Mercusys AC650 Nano Wireless Dual Band USB Adapter

£14.15

up to £22.68

5 offers
Black StarTech.com 8-Port USB-to-Serial Adapter Hub with multiple serial ports and LED indicators on the front panel.

StarTech.com

StarTech.com 8-Port USB-to-Serial Adapter Hub

£215.96

up to £391.86

5 offers
Black HP USB to Serial Port Adapter with USB connector on one end and a 9-pin serial connector on the other.

HP

HP USB to Serial Port Adapter

£20.48

up to £23.69

5 offers
Cisco 10GBASE-LR SFP module, rectangular silver casing, visible connector pins, labeled with product details.

Cisco

Cisco 10GBASE-LR SFP Module for 10-Gigabit Ethernet Deployments, Hot Swappable, 5-Year Standard Warranty (SFP-10G-LR=)

£1807.78

up to £2497.91

5 offers
Black Targus laptop dock with multiple USB ports, HDMI, Ethernet, and audio jacks on a sleek rectangular design.

Targus

Targus DOCK710EUZ USB 3.2 Gen 2 Laptop Dock

£330.31

Black Lindy 12m USB 2.0 Active Extension Pro Hub with four USB ports and attached USB cable.

Lindy

Lindy 12m USB 2.0 Active Extension Pro Hub

£44.86

up to £60.61

5 offers
Black Kensington USB 2.0 4-Port Hub with short cable and four USB ports on the front.

Kensington

Kensington USB 2.0 4-Port Hub

£25.95

up to £35.21

5 offers
Silver Verbatim USB-C Pro Multiport Hub with 9 ports, compact design, and attached cable, supports 10000 Mbit/s.

Verbatim

Verbatim USB-C Pro 9-Port Multiport Hub

£29.36

up to £61.92

6 offers
Star Micronics IFBD-HC03 internal parallel adapter with green circuit board and metal connector plate.

Star Micronics

Star Micronics IFBD-HC03 Internal Parallel Interface Card

£40.45

up to £50.96

5 offers
Thunderbolt 3 upgrade kit featuring a black circuit board with gold connectors, accompanied by a black Thunderbolt 3 cable and a Thunderlok 3 connector for secure attachment.

Sonnet

Sonnet Thunderbolt 3 Upgrade Kit

£187.68

up to £231.72

5 offers
HP dual Thunderbolt 4 PCIe x4 low-profile interface card in silver metal, featuring three Thunderbolt ports and a DisplayPort connection on one edge.

HP

HP Crd Dual TBT4 PCIe x4 LP interface cards/adapter Internal

£306.12

up to £314.44

4 offers
Green circuit board with a metal bracket, featuring four Ethernet ports, a black heatsink, and various electronic components for the Intel I350T4V2BLK Network Card.

Intel

Intel I350T4V2BLK network card Internal Ethernet 1000 Mbit/s

£121.53

up to £161.18

5 offers
White Belkin BoostCharge power extender featuring 4 ports: 2 USB-C and 2 USB-A, with a sleek design and a connected USB-C cable for easy charging.

Belkin

Belkin BUZ001bt2MWHB7 USB Type-C White

£42.32

Black USB-C 2.5Gb Ethernet adapter with a short cable, featuring the Sonnet logo prominently on the side and an Ethernet port on the opposite end.

Sonnet

Sonnet SOLO-NBASE-T interface cards/adapter RJ-45

£31.64

up to £47.02

5 offers
Silver Sandberg USB 3.0 Hub with four ports, featuring a sleek design and a short white cable, ideal for expanding USB connectivity.

Sandberg

Sandberg USB 3.0 Hub 4 ports SAVER

£21.38

up to £21.86

4 offers
Black Ethernet interface device with a compact design, featuring ports for connectivity, labeled as "Star Micronics SRM - IF-BDHE08" for use with T1043/SP5 models.

Star Micronics

Star Micronics SRM - IF-BDHE08 Ethernet Interface. use on T1043/SP5&am

£71.07

up to £72.49

4 offers
Active optical cable with a light blue fiber optic strand, featuring two silver connectors with black grips, designed for 100GB Intel compatibility by Origin Storage.

Origin Storage

Origin Storage 100FRRF0030 Intel Compatible Active Optical Cable 100GB

£81.39

up to £83.02

4 offers
Yellow printed circuit board with two serial ports, a black chip, and a silver metal bracket for installation, labeled with "SUNIX Group SER5037A."

Sunix Group

SUNIX Group SER5037A interface cards/adapter

£94.21

up to £96.24

4 offers
Silver Sandberg USB hub featuring one USB 3.0 port and three USB 2.0 ports, connected by a flexible black cable, designed for efficient device connectivity.

Sandberg

Sandberg USB-A Hub 1xUSB3.0+3x2.0 SAVER

£19.52

up to £19.97

4 offers
Axis D3110 Mk II module featuring a sleek design with multiple analog relay channels, typically in a compact, durable casing suitable for digital/analog I/O applications.

AXIS

Axis D3110 Mk II digital/analogue I/O module Analog Relay channel

£419.99

up to £437.66

4 offers
Direct attach copper breakout cable with a black flexible cable, featuring one SFP connector on one end and four SFP connectors on the other, designed for Dell compatibility.

Origin Storage

Origin Storage 332-1369 Dell Compatible Direct Attach Copper Breakout

£42.64

up to £43.49

4 offers
Lenovo Wireless.CMB.in.9560 NV M2 +BT5.0 WLAN Card features a compact design, metallic finish, and is designed for seamless wireless connectivity in laptops.

Lenovo

Lenovo Wireless.CMB.IN.9560 NV M2 +BT5.0 WLAN card

£37.61

up to £38.36

4 offers