GLC-LH-SM-FCD Cisco Compatible SFP TAA Transceiver 1000BASE-LX Singlemode Fiber modules are certified 100% compliant in all OEM applications. They are pre-configured with an application specific code to meet the requirement set forth by the router and switch OEMs. FCD's compatible transceivers perform, fit and function identically when compared to “Original” Transceivers. Our transceivers fully comply with the multi-sourcing agreement (MSA) which enables them to work in all MSA compliant platforms. FiberCablesDirect brand transceivers also function with other brands within the same network. >>> LC Fiber Optic Connector Type >>> 100% Guaranteed Compatibility >>> Part number and unique product serialization; Eliminates any network communication conflicts and provides easy identification >>> Fully comply with the multi-sourcing agreement (MSA) which enables them to work in all MSA compliant platforms Original Equipment Manufacturer (OEM) names may be registered trademarks of the respective OEM, and the OEM has neither authorized nor sponsored the use of its trademark or trade name. All OEM names are used for comparative purposes only.