- Cyber Security
Firewall Requirements for Cyber Essentials Plus
6 Jun, 2026

£2614.74 inc. VAT
AI-generated summary
If you’re looking at the Lenovo **4XC7A76525** as a “just works” internal fibre option, the pitch will only hold for a pretty specific buyer: people running **fibre-backed networking in a server environment** where you already know your switching/storage fabric, and you need a **Lenovo-qualified** card for compatibility. At **£2178.95 ex-VAT**, this isn’t the sort of NIC you buy casually—it’s priced for uptime-minded installs where downtime and mis-matching transceivers/firmware matter. In those cases, you’re paying for confidence, validation, and reduced faff during rollout.
That said, if you’re trying to replace a basic copper/ethernet setup, or you don’t already have the fibre infrastructure and the right optics/transceivers in place, I’d hesitate. Fibre NICs also tend to expose you to more “infrastructure bookkeeping” (QSFP/SFP selection, cabling run quality, switch port licensing/feature alignment, and so on). In other words: great when you’re already committed to fibre, questionable when this is a “maybe” project. If you tell me what server model and switch/router ecosystem you’re running, I can sanity-check whether this is the right spend or if there’s a more cost-effective fit.

Lenovo
Lenovo ThinkSystem Broadcom 57454 - Network adapter - PCIe 3.0 x8 low profile - 10Gb Ethernet x 4 - for ThinkAgile HX7530 Appliance, HX7531 Certified Node, VX3530-G Appliance, VX7330-N Appliance

Lenovo
Mellanox ConnectX-4 IB VPI - Network adapter - PCIe 3.0 x16 low profile - 100 Gigabit Ethernet x 2 - for ThinkAgile VX Certified Node 7Y94, 7Z12, ThinkAgile VX7820 Appliance, ThinkSystem SR670

TP-Link
TP-Link TX201 V1 - Network adapter - PCIe 2.1 x4 low profile - 100M/1G/2.5G Gigabit Ethernet x 1

STARTECH
StarTech.com 5-Port USB PCIe Card, USB 3.2 10Gbps, PCI Express Card with 4x USB-C Ports, 1x USB-A Internal Port, USB PCIe Controller Card, Windows/macOS/Linux - USB adapter - PCIe 3.0 x4 - USB-C 3.2 Gen 1 x 4 + USB 3.2 Gen 1 x 1 - black