- Internet & Connectivity
How to Monitor Your Business Network Performance
18 Mar, 2026





£138.43 inc. VAT
AI-generated summary
For £115.54 ex‑VAT, this is the kind of “it just needs to work” 10GbE SFP+ optic you buy when you want to keep an existing Dell/EMC-style switch design running without paying the OEM tax. If you’ve got a supported platform and you’re using single‑mode fibre with an LC connection for up to around the stated reach, it’s a solid value option—especially in real offices where uptime matters more than playing optics roulette. The fact it has DDM/monitoring is a big deal day-to-day: you’ll get better visibility if something degrades, rather than discovering problems only when performance suddenly falls off.
That said, I wouldn’t treat “compatible” as a blanket guarantee. Compatibility issues are less about the fibre standard and more about how picky your specific switch firmware is with third‑party optics, so only buy this if you’ve confirmed your exact switch model supports that transceiver type. Also, don’t assume it’s automatically right for your plant: if your fibre patching, cleanliness, or loss budget isn’t on point, you’ll get intermittent link issues that are painful and time-consuming to troubleshoot. If you’re replacing an existing known-good LR SFP+ and your link budget matches, this is a sensible buy; if you’re unsure about platform support or distance, it’s better to verify first than to save a bit and waste hours.

STARTECH
StarTech.com Cisco SFP-10G-LR Compatible SFP+ Module, 10GBASE-LR, 10GbE SMF Optic Transceiver, 10GE Gigabit Ethernet SFP+, LC Connector, 10km, 1310nm, DDM, Cisco Firepower, ASR9000, C9300 - Lifetime Warranty (SFP10GLRST) - SFP+ transceiver module (equivalent to: Cisco SFP-10G-LR) - 10GbE - 10GBase-LR - LC single-mode - up to 10 km - 1310 nm - for P/N: PEX10GSFP

STARTECH
StarTech.com Cisco GLC-LH-SMD Compatible SFP Module 1000BASE-LH 1GbE Single Mode (SMF) Fiber SMF Optic Transceiver 1GE Gigabit Ethernet SFP LC 20km, 1310nm, DDM, Cisco Firepower, IE2000 - Lifetime Warranty (SFPG1320C) - SFP (mini-GBIC) transceiver module - 1GbE - 1000Base-LH - LC single-mode - up to 20 km - 1310 nm - for P/N: ET91000LCOAM, IES101002SFP, IES101G2SFPW, IES101GP2SFW, MCM1110SFP, PEX1000SFP2

STARTECH
StarTech.com Dell EMC SFP-1G-T Compatible SFP Module, 1000BASE-T, SFP to RJ45 (Copper) Cat6/Cat5e, 1GE Gigabit Ethernet SFP, RJ-45 (Copper) 100m, 1Gbps Mini GBIC Transceiver SFP Module - Lifetime Warranty (SFP1GTEMCST) - SFP (mini-GBIC) transceiver module (equivalent to: Dell EMC SFP-1G-T) - 1GbE - 1000Base-T - RJ-45 - up to 100 m

STARTECH
StarTech.com Juniper EX-SFP-1GE-LX Compatible SFP Module, 1000BASE-LX, 1GbE Single Mode (SMF) Fiber Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 10km, 1310nm, DDM, Mini GBIC - Lifetime Warranty (EXSFP1GELXST) - SFP (mini-GBIC) transceiver module (equivalent to: Juniper EX-SFP-1GE-LX) - 1GbE - 1000Base-LX - LC single-mode - up to 10 km - 1310 nm