{"product_id":"h-fiber-4-pack-1-25g-single-mode-sfp-lc-module-reliable-20km-gigabit","title":"H!Fiber 4 Pack 1.25G Single Mode SFP LC Module - Reliable 20km Gigabit","description":"\u003cp\u003eIn this review the H!Fiber 4 Pack 1.25G Single Mode SFP LC Module is evaluated for network admins and small IT teams who need reliable gigabit fiber links without vendor lock-in. The bottom line: these modules deliver stable 1.25 Gb\/s single-mode connections with a 1310nm wavelength and up to 20km reach, making them a practical, cost-effective choice for connecting switches and routers from Cisco, Meraki, UniFi and other compatible brands. They are especially useful when a simple, hot-swappable transceiver with DDM monitoring is required.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25 Gb\/s data rate:\u003c\/strong\u003e Provides full gigabit throughput suitable for backbone links and uplinks between switches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1310nm single-mode operation:\u003c\/strong\u003e Works over single-mode fiber (OS1\/OS2\/OS3) for long-distance connections up to 20km.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual LC duplex interface:\u003c\/strong\u003e Uses standard LC\/UPC connectors for easy integration into existing fiber runs and patch panels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide compatibility:\u003c\/strong\u003e Functions with a broad range of equipment including Cisco GLC-LH-SMD, Meraki, Ubiquiti, Mikrotik, Intel, Fortinet and others.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDDM support:\u003c\/strong\u003e Digital diagnostic monitoring lets administrators check real-time link parameters like optical power and temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow power design:\u003c\/strong\u003e Consumes under 1.05 watt for energy-efficient operation and reduced heat in dense switch environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe H!Fiber 4 Pack is aimed at IT professionals, small to medium business network owners, and integrators who need a dependable 1G single-mode SFP that is plug-and-play and compatible with many major networking brands. It is well suited for linking campus buildings, wiring closets, or extending uplinks between switches where 20km reach is sufficient.\u003c\/p\u003e\n\u003cp\u003eThose who need multimode transceivers, 10G speeds, or vendor-specific locked modules should look elsewhere. Also, environments requiring specialized military or industrial ratings may need ruggedized modules beyond this product's standard specifications.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent cross-vendor compatibility reported by users, including successful use with Cisco Catalyst switches.\u003c\/li\u003e\n\u003cli\u003eEasy installation and hot-swappable convenience for quick replacements or upgrades.\u003c\/li\u003e\n\u003cli\u003eUseful DDM monitoring gives live feedback on link status and optical parameters.\u003c\/li\u003e\n\u003cli\u003eLow power consumption helps keep switch power and cooling requirements modest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLimited to 1.25 Gb\/s speeds and single-mode fiber; not suitable for 10G or multimode deployments.\u003c\/li\u003e\n\u003cli\u003eNot intended for environments that need specially certified industrial or harsh-environment transceivers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm factor\u003c\/td\u003e\n\u003ctd\u003eSFP (Small Form-Factor Pluggable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData rate\u003c\/td\u003e\n\u003ctd\u003e1.25 Gb\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1310nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber type\u003c\/td\u003e\n\u003ctd\u003eSingle-mode fiber (OS1\/OS2\/OS3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eDuplex LC (LC\/UPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum reach\u003c\/td\u003e\n\u003ctd\u003eUp to 20 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1.05 watt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe H!Fiber 4 Pack single-mode SFP modules are a sensible, value-minded choice for network teams needing reliable 1G fiber links and broad compatibility across brands. With hot-swappable convenience, DDM monitoring and low power draw, they deliver good performance for campus and closet uplinks while avoiding vendor lock-in, making them a practical purchase for most small to mid-size networks.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these SFPs work in Cisco switches?\u003c\/strong\u003e\u003cbr\u003eYes, they are widely reported to function with Cisco devices such as Catalyst series that accept third-party 1G SFPs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum distance supported?\u003c\/strong\u003e\u003cbr\u003eThey operate over single-mode fiber up to 20 km (about 12.4 miles) at 1310nm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they provide diagnostic monitoring?\u003c\/strong\u003e\u003cbr\u003eYes, the modules support DDM so you can monitor parameters like optical power and temperature in real time.\u003c\/p\u003e","brand":"H!Fiber.com","offers":[{"title":"Default Title","offer_id":48145333256411,"sku":"B09S9V1NK9","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71Qt9uAx4IL._SL1500.jpg?v=1768735234","url":"https:\/\/gearmusthave.com\/products\/h-fiber-4-pack-1-25g-single-mode-sfp-lc-module-reliable-20km-gigabit","provider":"GearMustHave","version":"1.0","type":"link"}