{"product_id":"te-2170704-1-compatible-qsfp28-1-1-cage-assembly-with-internal-external-emi-springs","title":"TE 2170704-1 Compatible QSFP28 1×1 Cage Assembly with Internal\/External EMI Springs","description":"\u003ch2 class=\"tab-title\"\u003e2170704-1 QSFP28 1x1 Cage Assembly | 100G Ethernet \u0026amp; 28 Gb\/s EMI Shielded Receptacle\u003c\/h2\u003e\n\u003csection class=\"intro\"\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2170704-1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a premium-grade\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1x1 QSFP28 Cage Assembly\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eengineered for next-generation data center architectures. Designed to house high-speed optical transceivers and Direct Attach Copper (DAC) cables, this unibody shielded cage supports ultra-fast data rates up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e28 Gb\/s per lane\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(yielding 112G total throughput for 100GBASE applications). Fabricated from high-durability Nickel Silver, it provides exceptional mechanical strength, heat dissipation, and uncompromising EMI containment for high-density routing hardware.\u003c\/p\u003e\n\u003cp\u003eManufactured under stringent quality control protocols, the 2170704-1 ensures perfect mechanical mating and extraction forces for QSFP28 MSA-compliant modules. The component maintains strict compliance with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIEEE 802.3bm (100G Ethernet)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand InfiniBand EDR standards, alongside global environmental certifications including RoHS and REACH, guaranteeing reliability in mission-critical hyperscale computing environments.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003ch3\u003eExpert Architecture Insight: QSFP28 Belly-to-Belly Layouts\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eCorrection Notice: While some legacy industry documentation mistakenly cross-lists this part under \"SFP+\" categories, this is strictly a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eQSFP28 form factor\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eFor data center architects maximizing 1RU faceplate density, the 2170704-1 is specifically optimized for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBelly-to-Belly PCB mounting\u003c\/strong\u003e. This allows engineers to place QSFP28 cages on both the top and bottom sides of the motherboard, doubling the 100G port density on network switches without causing mechanical interference or compromising the required 1.57mm [0.062in] PCB thickness.\u003c\/p\u003e\n\u003ch3\u003eTechnical Features \u0026amp; EMI Containment\u003c\/h3\u003e\n\u003cp\u003eOperating reliably across an extreme temperature range of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-55°C to +85°C\u003c\/strong\u003e, this cage is built to mitigate the intense thermal and electromagnetic challenges of 100G environments:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePress-Fit Termination:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures a robust, solderless\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePress-Fit\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eboard mounting design (2.05mm tail length), eliminating the risk of solder bridging and significantly streamlining automated PCB assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal \u0026amp; External EMI Springs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEquipped with advanced 360-degree internal and external EMI (Electromagnetic Interference) springs. This dual-spring architecture ensures a tight ground connection to both the transceiver module and the equipment bezel, preventing high-frequency RF leakage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNickel Silver Construction:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe cage is constructed from high-quality\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNickel Silver\u003c\/strong\u003e, which resists oxidation and provides superior long-term shielding effectiveness compared to standard tin-plated brass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Signal Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMechanically isolates and shields the 28 Gb\/s high-speed differential signal pathways, drastically reducing port-to-port crosstalk in multi-port arrays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications \u0026amp; Industry Use Cases\u003c\/h3\u003e\n\u003cp\u003eDue to its pristine 28 Gb\/s per channel capability and exceptional EMI shielding, the 2170704-1 is the preferred housing for high-performance computing (HPC):\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHyperscale Data Centers:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100G Ethernet Top-of-Rack (ToR) and Spine-and-Leaf network switches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTelecom Infrastructure:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5G core routing equipment and high-bandwidth optical transport networks (OTN).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Computing (HPC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInfiniBand EDR (Enhanced Data Rate) host channel adapters and clustered storage arrays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnterprise IT:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-density Network Interface Cards (SmartNICs) and hardware firewalls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e\n.ftable_0114f109 { width:100%; border-collapse:collapse; margin:15px 0; font-size:13px; table-layout:fixed; word-wrap:break-word; overflow-wrap:break-word; }\n.ftable_0114f109 th { background-color:#2c3e50; color:#ffffff; padding:10px 8px; border:1px solid #ddd; text-align:left; font-weight:bold; font-size:12px; word-wrap:break-word; }\n.ftable_0114f109 td { padding:8px; border:1px solid #ddd; word-wrap:break-word; font-size:13px; }\n.ftable_0114f109 tr:nth-child(odd) { background-color:#f5f5f5; }\n.ftable_0114f109 tr:nth-child(even) { background-color:#ffffff; }\n\u003c\/style\u003e\n\u003cdiv class=\"phoneTable\"\u003e\n\u003ctable class=\"ftable_0114f109\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePart Number:\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2170704-1\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003ePart Status\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eActive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eConnector Style\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eCage\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eConnector Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eQSFP28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eNumber of Positions\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eMounting Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eThrough Hole, Right Angle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eTermination\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003ePress-Fit\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eEMI Shielded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePort Matrix Configuration\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1x1 Ports\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eNumber of Ports\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eData Rate (Max)(Gb\/s)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e28 GB\/S\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eConnector Mounting Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eBoard Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eOperating Temperature Range\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e-55 – 85°C\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003ePluggable I\/O Applications\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eSFP+ Stacked Belly-to-Belly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eCircuit Application\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eSignal\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eEMI Containment Feature Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal\/External EMI Springs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eIncluded Lightpipe\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eCage Material\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eNickel Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePCB Thickness (Recommended)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1.57mm[.062in]\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eTail Length\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2.05mm[.081in]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" dir=\"ltr\" align=\"center\"\u003e\n\u003cdiv dir=\"ltr\" align=\"center\"\u003e\n\u003cdiv style=\"text-align: -webkit-center;\" dir=\"ltr\" align=\"center\"\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eContact us.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eFor any inquiries, please feel free to contact us. We reply within 24 hours. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e📧 Email: una@f-tone.com \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e📱 Mobile \/ WhatsApp \/ WeChat: +86 177 6116 3895\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eImportant Notice\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003ePerformance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eThe publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"F-tone Networks","offers":[{"title":"Default Title","offer_id":47677249355913,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/8011\/9689\/files\/ec3093cc-81b0-4ff7-b006-0ecd7f100178.jpg?v=1784873334","url":"https:\/\/www.fibersoon.com\/products\/te-2170704-1-compatible-qsfp28-1-1-cage-assembly-with-internal-external-emi-springs","provider":"F-tone Networks","version":"1.0","type":"link"}