An explansion board you insert into your computer so the computer can be connected to a network
StarTech.com M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Drive Bay, Key Lock - 2 Keys Included

StarTech.com M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Drive Bay, Key Lock - 2 Keys Included

StarTech.com
£95.99
StarTech.com M.2 to U.3 Adapter for M.2 NVMe SSDs, PCIe M.2 Drive to 2.5inch U.3 (SFF-TA-1001) Host Adapter/Converter, TAA Compliant - 2.5

StarTech.com M.2 to U.3 Adapter for M.2 NVMe SSDs, PCIe M.2 Drive to 2.5inch U.3 (SFF-TA-1001) Host Adapter/Converter, TAA Compliant - 2.5" Drive Form Factor

StarTech.com
£36.99
StarTech.com U.3 to PCIe Adapter Card, PCIe 4.0 x4 Adapter For 2.5

StarTech.com U.3 to PCIe Adapter Card, PCIe 4.0 x4 Adapter For 2.5" U.3 NVMe SSDs, SFF-TA-1001 PCI Express Add-in Card for Desktops/Servers, TAA Compliant - OS Independent

StarTech.com
£45.99
StarTech.com 2-Port PCI Express Serial Interface Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Low/Full Profile Brackets, COM Retention, For Windows/Linux - TAA

StarTech.com 2-Port PCI Express Serial Interface Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Low/Full Profile Brackets, COM Retention, For Windows/Linux - TAA

StarTech.com
£57.99
StarTech.com Quad M.2 PCIe Adapter Card, PCIe x16 to Quad NVMe or AHCI M.2 SSDs, PCI Express 4.0, 7.8GBps/Drive, Bifurcation Required, Windows/Linux Compatible - TAA

StarTech.com Quad M.2 PCIe Adapter Card, PCIe x16 to Quad NVMe or AHCI M.2 SSDs, PCI Express 4.0, 7.8GBps/Drive, Bifurcation Required, Windows/Linux Compatible - TAA

StarTech.com
£136.99
StarTech.com 1-Port PCI Express Serial Card, PCIe to RS232 (DB9) Serial Interface Card, PC Serial Card, 16C1050 UART, Standard/Low Profile Brackets, COM Retention, Windows/Linux - TAA

StarTech.com 1-Port PCI Express Serial Card, PCIe to RS232 (DB9) Serial Interface Card, PC Serial Card, 16C1050 UART, Standard/Low Profile Brackets, COM Retention, Windows/Linux - TAA

StarTech.com
£50.99
StarTech.com 4-Port USB PCIe Card - 10Gbps USB PCI Express Expansion Card w/ 2 Controllers - 2x USB-C & 2x USB-A ports (USB 3.2 Gen 2) - USB/USB-C PCI-e Card - Full Profile - TAA

StarTech.com 4-Port USB PCIe Card - 10Gbps USB PCI Express Expansion Card w/ 2 Controllers - 2x USB-C & 2x USB-A ports (USB 3.2 Gen 2) - USB/USB-C PCI-e Card - Full Profile - TAA

StarTech.com
£127.99
StarTech.com SATA PCIe Card - 2 Port PCIe SATA Expansion Card - 6Gbps - Full/Low Profile - PCI Express to SATA Adapter/Controller - ASM1061 Non-Raid - PCIe to SATA Converter - TAA

StarTech.com SATA PCIe Card - 2 Port PCIe SATA Expansion Card - 6Gbps - Full/Low Profile - PCI Express to SATA Adapter/Controller - ASM1061 Non-Raid - PCIe to SATA Converter - TAA

StarTech.com
£32.99
StarTech.com SATA PCIe Card - 10 Port PCIe SATA Expansion Card - 6Gbps - Low/Full Profile - Stacked SATA Connectors - ASM1062 Non-Raid - PCI Express to SATA Converter/Adapter - TAA

StarTech.com SATA PCIe Card - 10 Port PCIe SATA Expansion Card - 6Gbps - Low/Full Profile - Stacked SATA Connectors - ASM1062 Non-Raid - PCI Express to SATA Converter/Adapter - TAA

StarTech.com
£104.99
StarTech.com SATA PCIe Card - 4 Port PCIe SATA Expansion Card - 6Gbps - Low/Full Profile - Stacked SATA Connectors - ASM1164 Non-Raid - PCI Express to SATA Converter - TAA

StarTech.com SATA PCIe Card - 4 Port PCIe SATA Expansion Card - 6Gbps - Low/Full Profile - Stacked SATA Connectors - ASM1164 Non-Raid - PCI Express to SATA Converter - TAA

StarTech.com
£50.99
StarTech.com SATA PCIe Card - 6 Port PCIe SATA Expansion Card - 6Gbps - Low/Full Profile - Stacked SATA Connectors - ASM1166 Non-Raid - PCI Express to SATA Converter - TAA

StarTech.com SATA PCIe Card - 6 Port PCIe SATA Expansion Card - 6Gbps - Low/Full Profile - Stacked SATA Connectors - ASM1166 Non-Raid - PCI Express to SATA Converter - TAA

StarTech.com
£71.99
StarTech.com SATA PCIe Card - 2 Port PCIe SATA Expansion Card - 6Gbps - Full/Low Profile - PCI Express to SATA Adapter/Controller - ASM1062R SATA RAID - PCIe to SATA Converter - TAA

StarTech.com SATA PCIe Card - 2 Port PCIe SATA Expansion Card - 6Gbps - Full/Low Profile - PCI Express to SATA Adapter/Controller - ASM1062R SATA RAID - PCIe to SATA Converter - TAA

StarTech.com
£47.99