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£101.21 inc. VAT
AI-generated summary
For £84.91 ex-VAT, this is the kind of SFP+ transceiver you buy when you’ve got Meraki hardware and you just need it to “work and move on.” In day-to-day terms, these LR optics are ideal for connecting to a fibre link where you’re stretching the distance but staying in a sensible, stable single-mode environment. If you’re maintaining MX or MS networking and you’re trying to keep replacement costs down versus buying the most expensive branded option, this is a good value play—*assuming* your partner/ISP fibre patching and optics budget are already well understood.
The only real “don’t buy” situation is when you’re hoping a compatible module will magically fix a questionable link: if your fibre is marginal, your light budget is tight, or your end equipment is picky, you’ll waste time troubleshooting rather than benefiting from the lower price. For MX100/400/600/MX80 and MS420 users, I’d buy this if you’re doing planned maintenance, replacing failed optics, or adding capacity to an existing known-good fibre run. But if you’re still designing the link or unsure about transceiver compatibility expectations in your specific setup, it’s worth validating first (or trialing) so you don’t trade £80-something savings for a few hours of grief.

STARTECH
StarTech.com Arista Networks QSFP-40G-SR4 Compatible QSFP+ Module, 40GBASE-SR4, 40GbE Multimode Fiber MMF Optic Transceiver, 40GE Gigabit Ethernet QSFP+, MPO Connector, 150m, 850nm, DDM - Lifetime Warranty (QSFP-40G-SR4-AR-ST) - QSFP+ transceiver module (equivalent to: Arista Networks QSFP-40G-SR4) - 40GbE - 40GBASE-SR4 - MPO multi-mode - up to 150 m - 850 nm

Lenovo
Lenovo BNT - SFP+ transceiver module - 10GbE - 10GBase-SR - up to 300 m - for ThinkSystem SD630 V2, SR250 V2, SR630 V2, SR650 V2, ST250 V2, ST50 V2, ST650 V2

STARTECH
StarTech.com Gigabit Fiber to RJ45 Ethernet Media Converter, Micro Mini - Fibre media converter - 1GbE - 1000Base-T, 1000Base-LX - RJ-45 / LC single-mode / LC multi-mode - up to 10 km - 1310 nm - TAA Compliant

STARTECH
StarTech.com HPE 813874-B21 Compatible SFP+ Module, 10GBASE-T, SFP to RJ45 Cat6/Cat5e, 10GE Gigabit Ethernet SFP+, RJ-45 (Copper) 30m, HPE BladeSystem, c-Class, Mini GBIC SFP+ Transceiver - Lifetime Warranty (813874B21ST) - SFP+ transceiver module (equivalent to: HP 813874-B21) - 10GbE - 10GBase-T - RJ-45 - up to 30 m