FS

FS

FS (FS.com) is a global network equipment manufacturer specializing in fiber optic connectivity, optical transceivers, and data center network infrastructure components. Founded in 2009, FS designs and produces MTP/MPO connectors, pre-terminated fiber assemblies, high-density patch panels, and optical transceivers compatible with major switching and routing platforms. Their transceiver portfolio spans 10G, 25G, 40G, 100G, and 400G form factors including QSFP28 and QSFP-DD modules for short-reach and long-haul fiber links.

FS also manufactures fiber test connectors and reference cables used to verify optical insertion loss and signal integrity during network installation and commissioning. These accessories support MTP/MPO multi-fiber infrastructure qualification in compliance with TIA and IEC standards.

Key Product Lines

• MTP/MPO Test Connectors: Precision-grade connectors and assemblies for certifying multi-fiber optical cables in data center and enterprise networks
• 400G Optical Transceivers: QSFP-DD modules including ZR, FR4, and LR4 variants for high-capacity backbone and data center interconnect
• 100G Transceivers: QSFP28 modules in SR4, LR4, and CWDM4 configurations for cloud and enterprise data center deployments

Industries Served

FS products are used in hyperscale data center construction, cloud computing infrastructure, enterprise LAN and WAN upgrades, and telecommunications backbone networks. Network engineers and cable plant installers use FS test connectors and transceivers to qualify and commission high-density fiber optic installations.