{"product_id":"cisco-10gbase-lr-sfp-module-for-10-gigabit-ethernet-dense-10km-link","title":"Cisco 10GBASE-LR SFP Module for 10-Gigabit Ethernet - Dense 10km Link","description":"\u003cp\u003eIn this review the Cisco 10GBASE-LR SFP module is evaluated for data center and enterprise use where reliable 10-Gigabit Ethernet over single-mode fiber is required. The single biggest reason to consider this module is its combination of compact density and 10km link reach, which makes it a practical choice for rack-scale deployments that need straightforward optical connectivity without changing switch power state. The review focuses on real deployment fit, interoperability, and the practical value of a hot-swappable transceiver backed by a five-year warranty.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10km single-mode reach:\u003c\/strong\u003e Supports a link length of 10km on standard single-mode fiber, enabling long-distance uplinks between closets and buildings without repeaters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact form factor:\u003c\/strong\u003e The industry-smallest 10G form factor allows higher port density per chassis, which helps conserve valuable rack space in dense network environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot swappable:\u003c\/strong\u003e Can be installed or replaced while the switch remains powered, reducing planned downtime during upgrades or maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInteroperability:\u003c\/strong\u003e Works optically with 10GBASE XENPAK, X2, and XFP interfaces so it can be used in mixed-interface links for smoother migration paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePay-as-you-populate flexibility:\u003c\/strong\u003e The SFP receiver\/transceiver supports incremental port population for cost-effective scaling of bandwidth as needs grow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFive-year warranty:\u003c\/strong\u003e The included five-year standard warranty provides longer-term support and predictable peace of mind for infrastructure purchases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis module is best suited to IT teams in small-to-large enterprises, data center operators, and service providers who need reliable 10-Gigabit connectivity over single-mode fiber across campus or between racks. It fits environments where port density matters and where administrators want the option to swap modules without powering down switches.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for users who need multimode fiber compatibility, 40G\/100G links, or proprietary optics designed specifically for non-standard third-party hardware. Buyers seeking active cables or transceivers for shorter multimode links should look at products designed for those use cases.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact SFP+ form factor increases chassis density and reduces space usage in populated racks.\u003c\/li\u003e\n\u003cli\u003e10km single-mode reach covers typical campus and interbuilding links without extra optics.\u003c\/li\u003e\n\u003cli\u003eHot-swappable design minimizes disruption during maintenance or upgrades.\u003c\/li\u003e\n\u003cli\u003eFive-year warranty adds warranty-backed reliability for infrastructure planning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot suitable for multimode fiber; it is intended specifically for single-mode fiber links.\u003c\/li\u003e\n\u003cli\u003eDoes not address higher-speed 40G or 100G needs, so future upgrades may require different transceiver types.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eSFP+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLink Length\u003c\/td\u003e\n\u003ctd\u003eUp to 10km on standard single-mode fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eOptical interoperability with 10GBASE XENPAK, X2, and XFP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHot Swappable\u003c\/td\u003e\n\u003ctd\u003eYes, can be installed or replaced without powering down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUse Model\u003c\/td\u003e\n\u003ctd\u003ePay-as-you-populate SFP receiver\/transceiver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5-year standard warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Cisco 10GBASE-LR SFP module is a solid, cost-conscious choice for organizations that need dependable 10-Gigabit single-mode links with high port density and minimal operational disruption. Its hot-swappable SFP+ design and five-year warranty make it a sensible long-term component for campus and data center uplinks, though shops planning moves to 40G\/100G or using multimode fiber should plan for different optics.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this module work over multimode fiber?\u003c\/strong\u003e\u003cbr\u003eAnswer. No, this module is designed for standard single-mode fiber and supports links up to 10km; multimode fiber requires a different transceiver type.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the module be replaced without shutting down the switch?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes, it is hot swappable and can be installed or replaced while the switch remains powered.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it interoperate with older 10G form factors?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes, it offers optical interoperability with 10GBASE XENPAK, X2, and XFP interfaces on the same link for mixed-interface environments.\u003c\/p\u003e","brand":"CISCO","offers":[{"title":"Default Title","offer_id":48260437770459,"sku":"B0026BQHSA","price":1844.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81wmPUmvy8L._AC_SL1500.jpg?v=1778327296","url":"https:\/\/gearmusthave.com\/products\/cisco-10gbase-lr-sfp-module-for-10-gigabit-ethernet-dense-10km-link","provider":"GearMustHave","version":"1.0","type":"link"}