- Virtual CIO
When Should Your Business Move to the Cloud?
11 Mar, 2026

£171.29 inc. VAT
AI-generated summary
For £142.74 ex-VAT, this kind of Lenovo-branded SFP+ optic is fine value **only if you’re buying it to fit an existing Lenovo switching ecosystem** and you want predictable compatibility. In the real world, the things that matter most are whether your switch recognises the module cleanly and whether link stability is solid under your actual cable plant (length, patch quality, and whether you’ve got any marginal connectors). If you’ve already standardized on Lenovo optics internally, this is the “boring but safe” option—no drama at install time, and easier support conversations.
I wouldn’t buy it if you’re on a mixed vendor network and you’re trying to economise—optics can work, but compatibility quirks (especially around vendor-locked firmware checks) aren’t worth the time if you’re not confident the switch will take it without warnings. Also, if you’re only doing a one-off short hop, compare against cheaper, widely validated alternatives; SFP+ modules aren’t where you want to overpay unless you truly benefit from the Lenovo support path. In short: **buy it if it’s replacing like-for-like in a Lenovo setup**; **think twice if you’re trying to save money across a heterogeneous environment**.

STARTECH
StarTech.com MSA Uncoded Compatible SFP Module, 1000BASE-SX, 1GbE Multi Mode (MMF) Fiber Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 550m, 850nm, DDM, 1Gbps Mini GBIC Module - Lifetime Warranty (SFP1000SXST) - SFP (mini-GBIC) transceiver module - 1GbE - 1000Base-SX - LC multi-mode - up to 550 m - 850 nm - for P/N: US1GA30SFP, US1GC30SFP

STARTECH
StarTech.com MSA-Compliant SFP-25G-LR-S SFP28 Module, 25Gbps Single Mode Fiber (SMF), 10km (6.2mi), LC Connector, 1310nm, MSA 25 Gigabit Optical Transceiver - SFP28 transceiver module - 25GbE - 25GBase-LR - LC single-mode - up to 10 km - 1310 nm

STARTECH
StarTech.com Juniper SFP-1GE-LX Compatible SFP Module, 1000BASE-LX, 1GbE Single Mode (SMF) Fiber SMF Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 10km, 1310nm, DDM, Mini GBIC - Lifetime Warranty (SFP1GELXST) - SFP (mini-GBIC) transceiver module (equivalent to: Juniper EX-SFP-1GE-LX) - 1GbE - 1000Base-LX - LC single-mode - up to 10 km - 1310 nm

Dell
Dell - SFP (mini-GBIC) transceiver module - 1GbE - 1000Base-LX - LC single-mode - up to 10 km - 1310 nm - for Force10, Networking C7004, C7008, S5000, PowerConnect 70XX, 81XX, PowerEdge VRTX