- VoIP & Phone Systems
VoIP Number Porting: How to Keep Your Business Phone Numbers
18 Mar, 2026

£858.54 inc. VAT
AI-generated summary
Honestly, the AT-SP10LRA/I is the kind of SFP+ module you buy when you *know* you’re pairing it with the right Allied Telesis kit. If you’ve got an Allied Telesis switch or stack that expects this specific optics family, it can be a clean, reliable way to get 10GbE over fibre without faffing about—especially if you need that “just works” behaviour in a production environment.
That said, at **£719 ex-VAT** it’s not casual or value-for-money unless you actually need *exactly* what this gives you and you’re confident compatibility is guaranteed. If you’re a small shop or you’re still in the planning phase, you’ll often get better ROI with lower-cost compatible optics (where the vendor ecosystem allows) or by reusing existing optics. Buy it when it’s going into a supported Allied Telesis environment and downtime costs you money; skip it if you’re trying to stretch budget or you don’t have a firm compatibility path.

STARTECH
StarTech.com MSA Uncoded Compatible SFP Module, 1000BASE-LX, 1GbE Single Mode (SMF) Fiber Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 10km, 1310nm, DDM, Mini GBIC Module - Lifetime Warranty (SFP1000LXST) - SFP (mini-GBIC) transceiver module - 1GbE - 1000Base-LX - LC single-mode - up to 10 km - 1310 nm - for P/N: US1GA30SFP, US1GC30SFP

STARTECH
StarTech.com Cisco SFP-25G-LR-S Compatible SFP28 Module, 25GbE Single Mode Fiber (SMF), 1310nm Tx/Rx, LC Connector, 10km (6.2mi), MSA-Compliant - 25GBASE-LR, 25 Gigabit Optical Transceiver, DDM/DOM Support (SFP-25G-LR-S-C-ST) - SFP28 transceiver module (equivalent to: Cisco SFP-25G-LR-S) - 25GbE - 25GBase-LR - LC single-mode - up to 10 km - 1310 nm

Lenovo
Brocade - SFP+ transceiver module - 10GbE - 10GBase-SR - for System x3100 M5, x3250 M4, x3250 M6, x3300 M4, x3650 M3, x3950 X5, ThinkSystem SR250

STARTECH
StarTech.com Cisco SFP-10G-SR-X Compatible SFP+ Module, 10GBASE-SR, 10GbE MMF Optic Transceiver, LC Connector, 300m, 850nm, DDM, Cisco Firepower, ASR9000, C9300, Mini GBIC Transceiver - Lifetime Warranty (SFP10GSRXST) - SFP+ transceiver module (equivalent to: Cisco SFP-10G-SR-X) - 10GbE - 10GBase-SR - LC multi-mode - up to 300 m - 850 nm