{"title":"400GB QSFP Modules","description":null,"products":[{"product_id":"cisco-qdd-400g-fr4-s-400g-optical-transceiver-refurb","title":"Cisco QDD-400G-FR4-S 400G Optical Transceiver – New","description":"\u003cp data-start=\"207\" data-end=\"555\"\u003eThe Cisco QDD-400G-FR4-S is a high-speed 400G QSFP-DD optical transceiver designed for long-reach single-mode fiber applications. Operating on CWDM wavelengths (1271nm, 1291nm, 1311nm, and 1331nm), it supports transmission distances of up to 2km, making it ideal for data center interconnects, enterprise backbones, and service provider networks.\u003c\/p\u003e\n\u003cp data-start=\"557\" data-end=\"851\"\u003eBuilt for efficiency and interoperability, this module supports PAM4 modulation with low power consumption and advanced digital diagnostics. Its compact QSFP-DD form factor enables high port density, ensuring scalable and future-ready networking for organizations managing heavy data traffic.\u003c\/p\u003e\n\u003chr data-start=\"853\" data-end=\"856\"\u003e\n\u003ch3 data-start=\"858\" data-end=\"889\"\u003e✔ Key Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cp data-start=\"890\" data-end=\"1470\"\u003e✔ \u003cstrong data-start=\"892\" data-end=\"924\"\u003e400G High-Speed Connectivity\u003c\/strong\u003e – Supports ultra-fast data transfer rates to meet growing enterprise and service provider demands.\u003cbr data-start=\"1023\" data-end=\"1026\"\u003e✔ \u003cstrong data-start=\"1028\" data-end=\"1054\"\u003eLong-Reach Performance\u003c\/strong\u003e – Provides reliable connectivity up to 2km over single-mode fiber.\u003cbr data-start=\"1121\" data-end=\"1124\"\u003e✔ \u003cstrong data-start=\"1126\" data-end=\"1152\"\u003eCompact QSFP-DD Design\u003c\/strong\u003e – Enables dense, scalable deployments without requiring extra rack space.\u003cbr data-start=\"1226\" data-end=\"1229\"\u003e✔ \u003cstrong data-start=\"1231\" data-end=\"1255\"\u003eStandards Compliance\u003c\/strong\u003e – Fully compliant with QSFP-DD MSA and designed for seamless integration into Cisco systems.\u003cbr data-start=\"1348\" data-end=\"1351\"\u003e✔ \u003cstrong data-start=\"1353\" data-end=\"1378\"\u003eLow Power Consumption\u003c\/strong\u003e – Operates under 9W, reducing operational costs and heat generation in large deployments.\u003c\/p\u003e\n\u003chr data-start=\"1472\" data-end=\"1475\"\u003e\n\u003ch3 data-start=\"1477\" data-end=\"1495\"\u003e✔ Ideal Uses\u003c\/h3\u003e\n\u003cp data-start=\"1496\" data-end=\"1753\"\u003e✔ Data centers requiring ultra-high-speed backbone links.\u003cbr data-start=\"1553\" data-end=\"1556\"\u003e✔ Enterprise networks supporting cloud-scale workloads.\u003cbr data-start=\"1611\" data-end=\"1614\"\u003e✔ Service providers delivering scalable metro and core connectivity.\u003cbr data-start=\"1682\" data-end=\"1685\"\u003e✔ High-performance computing clusters demanding stable 400G links.\u003c\/p\u003e\n\u003chr data-start=\"1755\" data-end=\"1758\"\u003e\n\u003ch3 data-start=\"1760\" data-end=\"1782\"\u003e✔ Specifications\u003c\/h3\u003e\n\u003cp data-start=\"1783\" data-end=\"2815\"\u003e✔ Condition: New - Device has been extensively tested and is fully functional.\u003cbr data-start=\"1907\" data-end=\"1910\"\u003e✔ Brand: Cisco\u003cbr data-start=\"1924\" data-end=\"1927\"\u003e✔ Model: QDD-400G-FR4-S\u003cbr data-start=\"1950\" data-end=\"1953\"\u003e✔ Type: 400G QSFP-DD Optical Transceiver\u003cbr data-start=\"1993\" data-end=\"1996\"\u003e✔ Form Factor: QSFP-DD\u003cbr data-start=\"2018\" data-end=\"2021\"\u003e✔ Data Rate: 400Gbps\u003cbr data-start=\"2041\" data-end=\"2044\"\u003e✔ Wavelengths: 1271nm, 1291nm, 1311nm, 1331nm\u003cbr data-start=\"2089\" data-end=\"2092\"\u003e✔ Fiber Type: Single-Mode Fiber (SMF, G.652\/9µm)\u003cbr data-start=\"2140\" data-end=\"2143\"\u003e✔ Connector: Duplex LC\/UPC\u003cbr data-start=\"2169\" data-end=\"2172\"\u003e✔ Transmission Distance: Up to 2km\u003cbr data-start=\"2206\" data-end=\"2209\"\u003e✔ Transmitter Type: CWDM EML\u003cbr data-start=\"2237\" data-end=\"2240\"\u003e✔ Receiver Type: PIN\u003cbr data-start=\"2260\" data-end=\"2263\"\u003e✔ TX Power: -3.2 to +4.4 dBm\u003cbr data-start=\"2291\" data-end=\"2294\"\u003e✔ Receiver Sensitivity: ≥ -7.2 dBm\u003cbr data-start=\"2328\" data-end=\"2331\"\u003e✔ Receiver Overload: 4.4 dBm\u003cbr data-start=\"2359\" data-end=\"2362\"\u003e✔ Power Budget: 4 dB\u003cbr data-start=\"2382\" data-end=\"2385\"\u003e✔ Modulation (Electrical): 8 × 50G PAM4\u003cbr data-start=\"2424\" data-end=\"2427\"\u003e✔ Modulation (Optical): 4 × 100G PAM4\u003cbr data-start=\"2464\" data-end=\"2467\"\u003e✔ DSP: Integrated TX and RX\u003cbr data-start=\"2494\" data-end=\"2497\"\u003e✔ FEC: Not Inbuilt (Host-based FEC required)\u003cbr data-start=\"2541\" data-end=\"2544\"\u003e✔ DDM\/DOM: Supported\u003cbr data-start=\"2564\" data-end=\"2567\"\u003e✔ Extinction Ratio: \u0026gt;3.5 dB\u003cbr data-start=\"2594\" data-end=\"2597\"\u003e✔ Power Consumption: ≤9W\u003cbr data-start=\"2621\" data-end=\"2624\"\u003e✔ Packaging Technology: COB\u003cbr data-start=\"2651\" data-end=\"2654\"\u003e✔ Operating Temperature: 0°C to 70°C (32°F to 158°F)\u003cbr data-start=\"2706\" data-end=\"2709\"\u003e✔ Warranty: 12 Month Warranty\u003cbr data-start=\"2746\" data-end=\"2749\"\u003e✔ What’s in the Box: 1 × Cisco QDD-400G-FR4-S Transceiver Module\u003c\/p\u003e","brand":"Cisco","offers":[{"title":"Default Title","offer_id":46865189372153,"sku":"ITADS-GBIC48","price":20000.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5345\/5097\/files\/66_82a9fd96-2c62-4a73-9c84-fc2edfe87363.png?v=1768466885"}],"url":"https:\/\/itadstore.co.za\/af\/collections\/400gb-qsfp-modules.oembed","provider":"ITAD Store","version":"1.0","type":"link"}