Finisar Optical Transceivers - Refurbished, Used, New

The Finisar Optical Transceivers collection brings you a wide range of high-performance, reliable transceiver modules—refurbished, used, or new—from a name trusted in fiber optic networking. These essential components support secure, high-speed connectivity across campus networks, data centers, and storage fabrics.

This collection includes diverse form factors such as SFP, SFP+, XFP, QSFP28, and more. You’ll find modules for 1GbE copper and fiber, 10GbE multimode and single-mode, 40Gb QSFP28, and high-density 100Gb LR4 transceivers. Popular SKUs include Finisar FCLF-8520-3 (1 Gb BASE-T SFP), FTLF8528P3BCV (8 Gb Fibre Channel SFP+), FTLX8571D3BCL (10 Gb BASE-SR SFP+), and FTLC1151RDPL2 (100 Gb LR4 QSFP28)—perfect for legacy and modern networking environments.

Every Finisar transceiver in this collection is meticulously tested, validated by serial number, and rated production-ready—just like our core offerings. Whether you're sourcing replacements, scaling bandwidth, or building out edge-to-core connectivity, these modules ship fast and reliably, all backed by a 365-day warranty.

At NetworkTigers, you get access to vendor-grade optical options that blend performance with value. Explore the Finisar Optical Transceivers collection to ensure seamless, high-speed links in every part of your network.