{"product_id":"10gbase-er-sfp-optical-transceiver-module-40km-single-mode","title":"10GBASE-ER SFP+ Optical Transceiver Module - 40km Single-Mode","description":"\u003cp\u003eIn this review the 10GBASE-ER SFP+ Optical Transceiver Module is evaluated for network engineers and IT teams who need long-reach 10Gb connectivity without vendor lock-in. The bottom line: it delivers predictable 10G links up to 40km over OS2 single-mode fiber with a standard duplex LC interface and \u003cstrong\u003ereal time digital optical monitoring\u003c\/strong\u003e, making it a practical, cost-conscious replacement or spare for compatible switches and routers that support SFP+ modules.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e40km reach:\u003c\/strong\u003e Supports up to 40km over OS2 single-mode fiber, enabling long-distance links between data centers or remote buildings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLC duplex connector:\u003c\/strong\u003e Standard duplex LC interface simplifies installation and matches common single-mode patching infrastructure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow power:\u003c\/strong\u003e Maximum power consumption of 1.5W reduces heat and preserves system power budgets for dense switch deployments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial temperature rating:\u003c\/strong\u003e Rated for 0 to 70C (32 to 158F), making it suitable for typical server rooms and managed switch environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-time DOM:\u003c\/strong\u003e Digital Optical Monitoring provides diagnostic readouts for power, temperature, and optical levels to help with troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility testing:\u003c\/strong\u003e The vendor maintains EEPROM coding and testing facilities to ensure interoperability with a wide range of networking equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis module is aimed at network administrators, service providers, and IT professionals who require reliable 10Gb links across single-mode fiber spans up to 40km and who prefer industry-standard SFP+ form factors. It is especially useful as a replacement part or spare for compatible branded switches where maintaining uptime and diagnostics with \u003cstrong\u003ehot pluggable\u003c\/strong\u003e modules matters.\u003c\/p\u003e\n\u003cp\u003eIt is not targeted at short-reach copper or multimode fiber environments, nor for use cases requiring extended temperature extremes beyond the commercial range. Buyers needing manufacturer-specific firmware guarantees should verify EEPROM compatibility with their host equipment before deployment.\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\u003eLong 40km single-mode reach is suitable for many inter-building and metro links.\u003c\/li\u003e\n\u003cli\u003eLow power draw (1.5W) helps when populating high-density switch ports.\u003c\/li\u003e\n\u003cli\u003eReal-time DOM gives useful operational visibility for troubleshooting and link verification.\u003c\/li\u003e\n\u003cli\u003eVendor compatibility lab and EEPROM programming increase the chance of plug-and-play operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial temperature range may not be sufficient for outdoor enclosures or extreme environments.\u003c\/li\u003e\n\u003cli\u003eDoes not replace the need to confirm EEPROM compatibility on some vendor-locked systems before purchase.\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\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eDuplex LC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1550nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum reach\u003c\/td\u003e\n\u003ctd\u003e40km over OS2 single-mode fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower consumption\u003c\/td\u003e\n\u003ctd\u003eMax 1.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e0 to 70C (32 to 158F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eIEEE 802.3ae, SFF-8472, SFF-8431, SFF-8432\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 10GBASE-ER SFP+ Optical Transceiver Module is a practical, economical choice for IT teams needing reliable 10Gb single-mode links to 40km with diagnostic visibility and low power consumption. It offers good value as a replacement or spare when EEPROM compatibility is confirmed, but teams with outdoor or extreme temperature requirements should consider modules rated for wider ranges.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this module work in my switch?\u003c\/strong\u003e\u003cbr\u003eIt will work in many switches that accept SFP+ 10GBASE-ER modules, but verify EEPROM and vendor compatibility with your specific model before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat fiber type and connector are required?\u003c\/strong\u003e\u003cbr\u003eSingle-mode OS2 fiber with a duplex LC connector is required to achieve the 40km specification at 1550nm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it provide monitoring?\u003c\/strong\u003e\u003cbr\u003eYes, the module supports Real Time Digital Optical Monitoring (DOM) for power and temperature diagnostics.\u003c\/p\u003e","brand":"Fiber-Store","offers":[{"title":"Default Title","offer_id":48647360676059,"sku":"B09RZV5K7S","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51665Bui7dL._SL1000.jpg?v=1778608134","url":"https:\/\/gearmusthave.com\/products\/10gbase-er-sfp-optical-transceiver-module-40km-single-mode","provider":"GearMustHave","version":"1.0","type":"link"}