Finisar FTLX8571D3BCL 10Gb SFP+ SR Module - Universal / Multi-Vendor - Used

Used Finisar FTLX8571D3BCL 10Gb SFP+ Short Range transceiver. Generic MSA-coded — works in virtually any vendor's equipment. Datacenter pull, tested working.

Specifications:

• Brand: Finisar (now II-VI / Coherent)
• Part Number: FTLX8571D3BCL
• Type: SFP+ Transceiver
• Data Rate: 10 Gigabit Ethernet (10GBASE-SR/SW)
• Wavelength: 850nm (Short Range)
• Connector: LC Duplex
• Cable Type: Multimode Fiber (OM3/OM4)
• Max Distance: 300m (OM3) / 400m (OM4)
• Digital Diagnostics: DDM/DOM supported
• Standards: SFF-8431, SFF-8432, IEEE 802.3ae
• Condition: Used / Datacenter Pull

Universal Compatibility — Works With:

• Arista — all SFP+ platforms, no config needed
• Dell — PowerSwitch, Force10, OS10, PowerEdge servers, no config needed
• HPE — ProCurve, FlexFabric, Aruba CX, no config needed (informational warning only)
• Juniper — EX, QFX, MX series, no config needed
• Intel NICs — X520, X710, XXV710, E810, no config needed
• Mellanox/NVIDIA NICs — ConnectX-3/4/5/6, no config needed
• Broadcom NICs — 57810, 57840, no config needed
• Cisco — Catalyst and Nexus platforms, requires service unsupported-transceiver command (works perfectly after enabling — this is just Cisco's vendor lock-in check, not a compatibility issue)

This is one of the most widely deployed 10G transceivers in the industry. Generic MSA coding means no vendor lock-in — one module that works everywhere. The FTLX8571D3BCL is the go-to choice for mixed-vendor environments, homelabs, and anyone who wants maximum flexibility without paying for vendor-branded optics.