{"product_id":"cisco-qsfp-100g-cwdm4-s-100gbase-cwdm4-qsfp28-transceiver-2km-smf-lc-refurbished","title":"Cisco QSFP-100G-CWDM4-S 100GBASE CWDM4 QSFP28 Transceiver | 2km SMF LC - Refurbished","description":"\u003ch3\u003eCisco QSFP-100G-CWDM4-S — 100G CWDM4 QSFP28 Optical Transceiver\u003c\/h3\u003e\n\u003cp\u003eSave significantly over new pricing on this fully tested Cisco QSFP-100G-CWDM4-S 100GBASE-CWDM4 transceiver module, backed by Reef Telecom's industry-leading 10-year warranty. Delivers reliable 100 Gigabit Ethernet connectivity up to 2km over single-mode fiber with duplex LC connectors — ideal for data center interconnects, high-performance computing, and enterprise core networks.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QSFP-100G-CWDM4-S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e QSFP28 (hot-swappable plug-in module)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Rate:\u003c\/strong\u003e 100Gbps (4 x 25Gbps NRZ channels)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelengths:\u003c\/strong\u003e 1271, 1291, 1311, 1331nm (CWDM4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Distance:\u003c\/strong\u003e 2km over G.652 single-mode fiber (SMF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e Duplex LC\/UPC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Diagnostics:\u003c\/strong\u003e DOM\/DDM via I2C interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e ≤3.5W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e 0°C to 70°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e IEEE 802.3bm, 100G CWDM4 MSA, SFF-8636, SFF-8661\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Advantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDuplex LC connectors simplify cabling vs. MPO-based parallel optics\u003c\/li\u003e\n\u003cli\u003eFour multiplexed wavelengths reduce fiber requirements by 75%\u003c\/li\u003e\n\u003cli\u003eLower cost alternative to 100G-LR4 for distances under 2km\u003c\/li\u003e\n\u003cli\u003eHot-swappable design enables zero-downtime maintenance\u003c\/li\u003e\n\u003cli\u003eCWDM4 MSA compliant for broad interoperability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Buy from Reef Telecom?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Year Warranty\u003c\/strong\u003e — the longest in the refurbished telecom industry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Shipping\u003c\/strong\u003e on orders over $300\u003c\/li\u003e\n\u003cli\u003eEvery unit fully tested and inspected before shipment\u003c\/li\u003e\n\u003cli\u003eBulk pricing available for large-scale deployments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Use Cases\u003c\/h3\u003e\n\u003cp\u003eThe QSFP-100G-CWDM4-S is compatible with Cisco Nexus 9000, Catalyst 9500, NCS 5500, and other Cisco platforms with QSFP28 ports. Interoperable with the Cisco QSFP-100G-SM-SR module. Ideal for data center spine-leaf fabrics, campus backbone links, inter-building interconnects, and high-performance computing clusters.\u003c\/p\u003e","brand":"Cisco","offers":[{"title":"Default Title","offer_id":48878352040153,"sku":"QSFP-100G-CWDM4-S-R","price":138.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0016\/5327\/6707\/files\/cisco-qsfp-100g-optical-transceiver-qsfp-100g-cwdm4-s-qsfp-100g-cwdm4-s-r-reef-telecom-20984.webp?v=1782935910","url":"https:\/\/www.aloinfousa.com\/ar\/products\/cisco-qsfp-100g-cwdm4-s-100gbase-cwdm4-qsfp28-transceiver-2km-smf-lc-refurbished","provider":"aloinfousa.com","version":"1.0","type":"link"}