Computer Interface Cards & Adapters
367 productsUpdated March 2026

StarTech.com
StarTech.com 2S1P Native PCI Express Parallel Serial Combo Card with 1
£45.94
up to £46.70
2 offers

StarTech.com
StarTech.com 2S1P PCI Express Serial Parallel Combo Card with Breakout
£41.21
up to £41.89
2 offers

Logilink
LogiLink Line Extender USB via CAT5/6 interface cards/adapter
£19.64
up to £19.97
2 offers

Amx
AMX CE-IO4
£338.94
up to £344.59
2 offers

Lenovo
Lenovo 01YU028 interface cards/adapter RJ-45
£39.30
up to £39.96
2 offers

Cabledepot
SCSI 1-2 Adapter
£15.86
2 offers

OWC
OWC Mercury Helios 3S interface cards/adapter PCIe
£235.37
up to £237.25
2 offers

StarTech.com
StarTech.com 24in Internal USB Motherboard Header to Serial RS232 Adapter
£20.83
up to £23.98
2 offers

Microconnect
Microconnect MC-SSDSATACONV interface cards/adapter Internal M.2
£25.22
up to £25.72
2 offers

Microconnect
Microconnect MC-SATA3-T4 interface cards/adapter Internal SATA
£35.08
up to £35.77
2 offers

ACS
ACS ACM1252U-Z2 interface cards/adapter
£39.23
up to £39.61
2 offers

Microconnect
Microconnect MC-PCIE-NVME-SSDADAPT interface cards/adapter Internal M.
£19.94
up to £20.31
2 offers

Microconnect
Microconnect MC-PCIE-MCS2S interface cards/adapter Internal Serial
£29.94
up to £30.54
2 offers

Logilink
LogiLink PC0031 interface cards/adapter
£35.14
up to £35.72
2 offers

ACS
ACS ACM1252U-Y3 interface cards/adapter
£42.05
up to £42.42
2 offers

Delock
DeLOCK 84836 interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1
£98.47
up to £100.15
2 offers

StarTech.com
StarTech.com 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA Compliant - Level-4 ESD Protection
£81.99
up to £85.63
2 offers

Microconnect
Microconnect MC-PCIE-MCS1P2S interface cards/adapter Internal Parallel
£30.12
up to £30.71
2 offers

StarTech.com
StarTech.com 8-Port PCI Express RS232 Serial Adapter Card, PCIe RS232 Serial Card, 16C1050 UART, Multiport Serial DB9 Controller/Expansion Card, 15kV ESD Protection, Windows Only - TAA
£183.99
up to £188.71
2 offers

HP
HP 10GBase-T Flex IO interface cards/adapter
£124.34
up to £127.73
2 offers

Microconnect
Microconnect MC-PCIE-I350-T2 interface cards/adapter Internal RJ-45
£111.19
up to £113.55
2 offers

Dell
DELL 1DW11 interface cards/adapter Internal DisplayPort
£59.52
up to £61.84
2 offers

Microconnect
Microconnect MC-PCIE-ASM1142-CA interface cards/adapter Internal USB 3
£34.13
up to £34.81
2 offers

Sonnet
Sonnet Tempo SSD interface cards/adapter Internal SATA
£61.34
up to £62.37
2 offers