- Network Admin
Network Switches Explained: Managed vs Unmanaged
11 Mar, 2026

£369.85 inc. VAT
AI-generated summary
Honestly, the Lenovo-branded “internal fiber” card (25000 Mbit/s) is the kind of thing you buy when you’re already working inside Lenovo’s server ecosystem and you want predictable compatibility. At **£308.21 ex-VAT**, it’s not a bargain if you’re shopping purely on price per port, but it can be good value when you care about driver support, stability, and “it just works” in a managed environment. If you’ve got a Lenovo rack server, and you know you’re using compatible optics/cabling, this will likely save you time versus generic alternatives.
That said, I wouldn’t buy it blindly. The biggest gotchas with internal fiber NICs are **transceiver/optics compatibility, correct port type, and server slot support**—and those details matter more than the raw speed. If you’re building a mixed-vendor server setup, or you don’t already have the right fiber modules and patching planned, you may end up spending more on the “missing pieces” than you saved on the card. In short: **buy it if you’re Lenovo-centric and you’re confident about optics and cabling**; **skip it if you’re uncertain about compatibility or you’re trying to solve a networking problem with unknown infrastructure**.

TP-Link
TP-Link TX401 - V1 - network adapter - PCIe 3.0 x4 low profile - 1/2.5/5/10GBase-T x 1

Epson
Network Interface Unit, for WorkForce DS-510, WorkForce DS-510N

Lenovo
Lenovo ThinkSystem Mellanox ConnectX-5 Ex Low-Latency - Network adapter - PCIe 4.0 x16 low profile - Gigabit Ethernet / 10Gb Ethernet / 25Gb Ethernet / 40Gb Ethernet QSFP28 x 2 - for ThinkAgile HX2320 Appliance, ThinkAgile VX Certified Node 7Y94, 7Z12

Lenovo
Lenovo ThinkSystem Emulex OCe14104B-NX - Network adapter - PCIe 3.0 - 10 Gigabit SFP+ x 4 - for ThinkAgile VX Certified Node 7Y94, 7Z12, ThinkAgile VX1320 Appliance, VX7820 Appliance