- IT Support
The Role of an IT Support Engineer: What They Actually Do
2 Mar, 2026

£556.30 inc. VAT
AI-generated summary
If you’re looking at this **Dell 407-BBOU SFP+ 850nm transceiver**, the big question isn’t “does it work?”—it’s “will it be painless in your existing Dell switch ecosystem, and is the price sane for your reach needs?”. At **£463.58 ex‑VAT**, it’s not cheap for a short‑reach optical module. That price is the kind of thing that only makes sense when you *need* Dell-branded compatibility, you’re trying to stay within vendor support boundaries, or you’ve already got a Dell environment where third‑party optics have caused compatibility headaches in the past.
Who should buy it: teams running **Dell switching** and wanting **low-risk installs** (especially in production) where you prefer predictable behaviour over chasing bargain optics. It’s also sensible if you’ve got the right fibre type and you’re confident the link distance is within what you need for 850nm multimode—otherwise you’ll be paying a premium for nothing. Who should skip it: anyone with flexible procurement and no vendor-support constraints, because you can often find **better value** on SFP+ optics for multimode links. Also, if you don’t already know your current transceiver model is compatible, don’t assume—optics are one of those “it should work” purchases that can still bite you with vendor checks, especially at the level of “no surprises” that businesses often demand.

STARTECH
StarTech.com HPE 3CSFP91 Compatible SFP Module, 1000BASE-SX, 1GbE Multi Mode (MMF) Fiber Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 550m, 850nm, DDM, HPE 3812, 3824, 3848 - Lifetime Warranty (3CSFP91ST) - SFP (mini-GBIC) transceiver module (equivalent to: HP 3CSFP91) - 1GbE - 1000Base-SX - LC multi-mode - up to 550 m - 850 nm

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 Cisco GLC-ZX-SM-RGD Compatible SFP Module, 1000BASE-ZX, 1GbE SMF Optic Transceiver, LC Connector, 70km, 1550nm, DDM, Cisco ASR920, IE2000IE4000, Mini GBIC Transceiver Module - Lifetime Warranty (GLCZXSMRGDST) - SFP (mini-GBIC) transceiver module (equivalent to: Cisco GLC-ZX-SM-RGD) - 1GbE - 1000Base-ZX - LC single-mode - up to 70 km - 1550 nm

STARTECH
StarTech.com HPE 455886-B21 Compatible SFP+ Module, 10GBASE-LR, 10GbE Single Mode (SMF) Fiber Optic Transceiver, LC 10km, 1310nm DDM, HPE BladeSystem 562SFP+ 560SFP+, Mini GBIC Transceiver - Lifetime Warranty (455886-B21-ST) - SFP+ transceiver module (equivalent to: HP 455886-B21) - 10GbE - 10GBase-LR - LC single-mode - up to 10 km - 1310 nm - for HPE SimpliVity 380 Gen10 Node, 380 Gen9 Node, Virtual Connect Flex-10