Browse
Marketplace Home

I/O Cards & Adaptors

1,323 productsUpdated June 2026
All (1,323)Audio Cards & Adaptors(109)Graphics Cards & Video Adaptors(258)TV Tuner Cards & Adaptors(38)Riser Cards(254)Computer Interface Cards & Adapters(439)
Sort:PopularCheapestMost expensiveMost offersNewest
Green PCI card with two PS/2 ports (one purple, one green) and a metal bracket, featuring a black chip and various electronic components.

Siig

Siig DP PCI-to-PS/2 interface cards/adapter

£32.98

up to £33.64

2 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

£113.63

up to £115.90

2 offers
Black network management card with multiple ports and a green circuit board, designed for Eaton UPS models including 5PX, 9E, and 9PX.

Eaton

Eaton INDRELAY-MS interface cards/adapter Internal Serial

£328.78

up to £335.35

2 offers
OKI RNS SSY EXI2 (2-26.

OKI

OKI RNS SSY EXI2 (2-26.

£224.38

up to £228.86

2 offers
Blackmagic Design DeckLink Quad 2 is a green circuit board with multiple ports, featuring eight BNC connectors for video input/output, and a sleek, low-profile design.

Blackmagic Design

Blackmagic Design DeckLink Quad 2

£866.69

up to £884.02

2 offers
MAGEWELL Pro Capture Quad SDI features a green circuit board with a sleek black metal casing, four SDI input ports, and a cooling fan for optimal performance.

MAGEWELL

MAGEWELL Pro Capture Quad SDI

£696.32

up to £710.26

2 offers
Direct Attach Copper Breakout cable featuring a black flexible cable with one SFP+ connector on one end and four SFP+ connectors on the other, designed for Dell compatibility.

Origin Storage

Origin Storage 407-ABQB Dell Compatible Direct Attach Copper Breakout

£104.53

up to £106.62

2 offers
HP Internal Serial Port interface card with a green circuit board, metal DB9 connector, and multi-colored wires leading to a black connector.

HP

HP Internal Serial Port (600/705/800) interface cards/adapter

£43.82

up to £44.70

2 offers
Black ICY BOX 4-port USB 3.0 hub with a sleek design, featuring four blue USB ports and a connected USB cable for easy connectivity.

Icy Box

ICY BOX Us 3.2 Gen 1 (3.1 Gen 1)

£32.64

up to £33.29

2 offers
Green circuit board with a silver metal bracket, featuring an HDMI port and a DB-15 connector, showcasing various electronic components and a heat sink.

MAGEWELL

MAGEWELL Pro Capture HDMI

£225.22

up to £229.72

2 offers
White digital/analogue I/O module with multiple colored terminal blocks, featuring a sleek design and AXIS branding on the top.

AXIS

Axis 02861-001 digital/analogue I/O module Relay channel

£375.06

up to £382.56

2 offers
Light blue decorative sheet labeled "Decorative Sheet L BEE," featuring a grid pattern and measurement markings along the edge for precise use.

Nintendo

Nintendo SHEE/DECO/L (1) EE-S-JXE

£13.99

up to £14.27

2 offers
Black height-adjustable dual arm desk mount with sturdy metal construction, designed to hold two monitors, featuring flexible arms for optimal positioning and a sleek, modern design.

Ergotron

Ergotron LX Series Dual Monitor Mount Stand 27"

£253.39

up to £258.46

2 offers
Direct Attach Copper Breakout cable with one SFP+ connector on one end and four SFP+ connectors on the other, featuring a black flexible cable and labeled connectors.

Origin Storage

Origin Storage 332-1366 Dell Compatible Direct Attach Copper Breakout

£67.82

up to £69.18

2 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

£372.52

up to £379.97

2 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

£230.39

up to £235.00

2 offers
Siig JU-DV0511-S1 USB graphics adapter 2048 x 1152 pixels Black

Siig

Siig JU-DV0511-S1 USB graphics adapter 2048 x 1152 pixels Black

£77.56

up to £79.10

2 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

£20.94

up to £21.36

2 offers
Sapphire PULSE AMD Radeon RX 7600 graphics card features dual black fans, a sleek black and silver design, and comes in a colorful box highlighting its 8 GB GDDR memory.

Sapphire

Sapphire PULSE 11324-01-20G graphics card AMD Radeon RX 7600 8 GB GDDR

£358.01

up to £365.17

2 offers
Blackmagic Design Mini Recorder features a green circuit board with various chips, metal PCI bracket, HDMI and BNC connectors for HD video capturing.

Blackmagic Design

Blackmagic Design Mini Recorder HD video capturing device Internal PCI

£130.01

up to £132.61

2 offers
Siig JJ-P04621-S7 interface cards/adapter Internal Serial

Siig

Siig JJ-P04621-S7 interface cards/adapter Internal Serial

£92.17

up to £94.02

2 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

£102.88

up to £104.93

2 offers
Black USB graphics adapter with a sleek design, featuring a blue LED indicator, USB 3.0 port, and VGA output, capable of supporting resolutions up to 2048 x 1152 pixels.

Siig

Siig JU-VG0511-S1 USB graphics adapter 2048 x 1152 pixels Black

£75.35

up to £76.86

2 offers
Black internal sound card with multiple audio ports, featuring a circuit board design, capacitors, and a PCI-E connector for 7.1 channel audio output.

Creative Labs

Creative Labs Sound Blaster Audigy Rx 7.1 PCI-E Sound Card

£99.60

up to £101.59

2 offers
PreviousPage 2Next

Deals from I/O Cards & Adaptors Retailers

ComputersDeal

1 deals