StarTech.com Cisco SFP-10G-BX-U-60 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF)

Product Overview

AI-generated summary

For £34.58 ex-VAT this StarTech compatible SFP+ BiDi module is the kind of “get-it-working” buy that makes sense for small offices, lab gear, or spare spindles in your spares cupboard. If you’re swapping a dead link in a 10GbE point-to-point setup on single-mode fibre, it’s a cost-effective alternative to Cisco-branded optics—especially when the alternative is waiting on a higher-priced OEM replacement. The BiDi angle is also the right fit when you only have a single strand (using different wavelengths for TX/RX), which is common in office risers and patch-panel runs.

That said, I wouldn’t treat compatible optics as universally plug-and-forget. In real deployments, compatibility can hinge on the exact switch model/firmware and whether you’ve got the right wavelength pair and clean fibre. If you’re running mission-critical links or you can’t afford link flaps during maintenance windows, I’d either validate with your switch vendor’s compatibility guidance first or buy a small test lot before committing. Also, at this price point, it’s best for “occasional replacement” value—not as an “always trust any optics” strategy.

**Who should buy:** IT teams supporting non-critical or well-understood 10GbE fibre links who want good value and already know the link type (BiDi/SMF, wavelength pair). **Who shouldn’t:** anyone who needs guaranteed OEM-like behaviour without testing, or who isn’t certain about the fibre/wavelength details going into the module.