{"product_id":"hp-560flr-sfp-network-adapter-reliable-sfp-performance","title":"HP 560FLR-SFP+ network adapter - Reliable SFP+ Performance","description":"\u003cp\u003eOur review of the HP 560FLR-SFP+ network adapter finds it best suited for IT professionals and small server environments that need a straightforward, high-speed SFP+ interface. The card is a no-frills internal network adapter identified as 665243-B21 and is designed to deliver consistent 10Gb performance without extra consumer-oriented features. For administrators who want a compact, compatible module to add SFP+ connectivity to rack servers or upgrade internal networking, this adapter offers the single biggest reason to buy: predictable, vendor-matched hardware that fits into HP server ecosystems.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel identification:\u003c\/strong\u003e The 665243-B21 label makes it easy to match replacement parts and confirm compatibility with supported HP systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSFP+ connectivity:\u003c\/strong\u003e Provides a standard 10Gb SFP+ interface so IT teams can integrate fiber or DAC cabling for low-latency links.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal form factor:\u003c\/strong\u003e Designed as an internal adapter, it fits into server expansion slots for a clean installation without external adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor alignment:\u003c\/strong\u003e Being an HP-compatible part reduces the risk of firmware or driver mismatch in HP server environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple deployment:\u003c\/strong\u003e The straightforward design minimizes configuration complexity and speeds installation for experienced administrators.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis network adapter is aimed at system administrators and IT professionals who manage HP servers or mixed datacenter racks and need a reliable internal SFP+ card. It works well for upgrading internal connectivity to 10Gb without changing the server chassis or cabling strategy.\u003c\/p\u003e\n\u003cp\u003eIt is not targeted at casual desktop users or those who need multi-port switches, extensive offload features, or bundled software. Organizations requiring advanced NIC features such as large-scale virtualization offloads or integrated management suites should confirm compatibility or consider higher-featured models.\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\u003eVendor-labeled 665243-B21 ensures straightforward part tracking and support within HP environments.\u003c\/li\u003e\n\u003cli\u003eSFP+ interface offers reliable 10Gb connections for fiber or direct attach cabling options.\u003c\/li\u003e\n\u003cli\u003eInternal card design keeps rack and cable management neat and avoids external adapters.\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 the basic feature set implied by the model; not positioned as a feature-rich or multi-port enterprise NIC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct name\u003c\/td\u003e\n\u003ctd\u003eHP 560FLR-SFP+ network adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003e665243-B21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCompaq\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSFP+ (10Gb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm factor\u003c\/td\u003e\n\u003ctd\u003eInternal network adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCategory\u003c\/td\u003e\n\u003ctd\u003eInternal Components - Network Cards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe HP 560FLR-SFP+ is a sensible, value-oriented choice for IT teams that need a dependable 10Gb internal NIC that fits HP server environments. It delivers solid connectivity and easy installation without unnecessary extras, making it a good buy when compatibility and straightforward performance matter more than advanced NIC offloads.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this adapter compatible with HP servers?\u003c\/strong\u003e\u003cbr\u003eYes, the 665243-B21 labeling indicates it is intended for HP server environments and simplifies matching replacement parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of cabling does it use?\u003c\/strong\u003e\u003cbr\u003eIt uses an SFP+ interface so you can use compatible fiber transceivers or direct attach copper cables for 10Gb links.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a multi-port card?\u003c\/strong\u003e\u003cbr\u003eNo, the product is a single internal network adapter designed for SFP+ connectivity rather than a multi-port network card.\u003c\/p\u003e","brand":"Compaq","offers":[{"title":"Default Title","offer_id":48199506886875,"sku":"B00ETLMC34","price":38.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/21Ri6ke2g0L._AC.jpg?v=1770225923","url":"https:\/\/gearmusthave.com\/products\/hp-560flr-sfp-network-adapter-reliable-sfp-performance","provider":"GearMustHave","version":"1.0","type":"link"}