{"product_id":"5-pairs-bidi-sfp-network-transceiver-module-1-25g-single-fiber-20km","title":"5 Pairs BIDI SFP Network Transceiver Module 1.25G - Single Fiber 20km","description":"\u003cp\u003eIn this review the 5 Pairs BIDI SFP Network Transceiver Module is presented as a practical, budget-minded option for teams that need reliable single-mode fiber links without changing existing vendor hardware. The reviewer found the modules deliver on the core promise: up to \u003cstrong\u003e1.25 gigabit\u003c\/strong\u003e throughput with hot-swappable LC single-fiber interfaces that save fiber and rack space. For network engineers and small IT teams who need point-to-point runs to about 20 km, these modules provide straightforward deployment and strong compatibility with common switch brands.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood Compatibility:\u003c\/strong\u003e Works with a wide range of mainstream vendors including Ubiquity, Netgear, Mikrotik, DLink and TPLink, easing integration into mixed networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle Fiber Transmission:\u003c\/strong\u003e BIDI design uses one fiber for transmit and receive (Blue TX1310nm\/RX1550nm; Yellow TX1550nm\/RX1310nm) to reduce fiber cabling and rack space by roughly half compared with duplex SFPs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Reliability:\u003c\/strong\u003e Modules are subjected to a full aging test before shipment to reduce early-life failures and increase field reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Hot-pluggable LC single fiber interface enables plug-and-play swaps that save time and minimize network downtime during upgrades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax 20KM Deployment:\u003c\/strong\u003e Single-mode support to 20 km suits campus or inter-building links without needing additional repeaters or amplifiers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe modules target network administrators and integrators who need cost-effective single-mode fiber links between switches, media converters, routers or firewalls up to 20 km apart. They are especially useful where conserving fiber strands or rack ports matters and for teams comfortable confirming TX\/RX wavelength pairing.\u003c\/p\u003e\n\u003cp\u003eThose managing HP or Aruba equipment should exercise caution since these SFPs are not recommended for those product lines; large enterprise environments that require vendor-certified optics or extended distance beyond 20 km may want to choose certified or higher-spec modules instead.\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\u003eBroad compatibility with many mainstream vendors simplifies mixed-vendor environments.\u003c\/li\u003e\n\u003cli\u003eSingle-fiber BIDI operation cuts fiber and cabling costs and reduces rack congestion.\u003c\/li\u003e\n\u003cli\u003eHot-swappable LC interface and plug-and-play setup reduce installation time.\u003c\/li\u003e\n\u003cli\u003ePre-shipment full aging testing increases confidence in out-of-box stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot recommended for HP and Aruba gear, so compatibility must be verified before purchase.\u003c\/li\u003e\n\u003cli\u003e20 km maximum range may be limiting for very long-haul or metropolitan deployments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003e1.25 Gigabit BIDI SFP Transceiver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSingle-mode LC single fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelengths\u003c\/td\u003e\n\u003ctd\u003eBlue TX1310nm\/RX1550nm; Yellow TX1550nm\/RX1310nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 1.25 Gbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 20 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eMainstream vendors: Ubiquity, Netgear, Mikrotik, DLink, TPLink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTesting\u003c\/td\u003e\n\u003ctd\u003e100% full aging testing before shipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 5 Pairs BIDI SFP Module is a practical value buy for small to mid-size networks that need reliable \u003cstrong\u003esingle-fiber\u003c\/strong\u003e links to 20 km and broad vendor compatibility. It saves fiber and rack space while offering plug-and-play convenience, making it a good choice for IT teams who want dependable connections without premium vendor-certified optics.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these SFPs work with any vendor switch?\u003c\/strong\u003e\u003cbr\u003eThey are compatible with most mainstream vendors like Ubiquity, Netgear, Mikrotik, DLink and TPLink, but they are not recommended for HP and Aruba products, so verify compatibility first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need two different modules for a link?\u003c\/strong\u003e\u003cbr\u003eYes, BIDI requires complementary pairs: one side must be the TX1310\/RX1550 type and the other side the TX1550\/RX1310 type for proper communication.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum cable length supported?\u003c\/strong\u003e\u003cbr\u003eThe modules support single-mode fiber runs up to 20 km, suitable for most campus and inter-building connections.\u003c\/p\u003e","brand":"LeaGerous","offers":[{"title":"Default Title","offer_id":48237604503771,"sku":"B08XY169HG","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81F-kLHoRtL._AC_SL1500.jpg?v=1770788740","url":"https:\/\/gearmusthave.com\/products\/5-pairs-bidi-sfp-network-transceiver-module-1-25g-single-fiber-20km","provider":"GearMustHave","version":"1.0","type":"link"}