{"product_id":"cisco-qdd-400g-dr4-s-400g-optic-module","title":"Cisco QDD-400G-DR4-S 400G Optic Module","description":"\u003cdiv class=\"product-content\"\u003e\n\u003csection class=\"who-its-for\"\u003e\u003ch1\u003eCisco QDD-400G-DR4-S 400G Optic Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCisco QDD-400G-DR4-S 400G optic module\u003c\/strong\u003e is engineered for enterprise data centers and high-performance network environments requiring ultra-high-speed optical connectivity. This \u003cstrong\u003e400G DR4 transceiver\u003c\/strong\u003e delivers reliable, long-reach data transmission over multimode fiber, making it ideal for organizations upgrading to next-generation network infrastructure. Whether you're building a scalable data center backbone or expanding existing 400G deployments, this optical module provides the performance and compatibility your mission-critical applications demand.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"key-features\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e400 Gigabit per second (400G) transmission speed for ultra-high-bandwidth applications\u003c\/li\u003e\n\u003cli\u003eDR4 (Dual-Rate 4-lane) architecture optimized for multimode fiber connectivity\u003c\/li\u003e\n\u003cli\u003eLong-reach capability supporting extended distances in data center environments\u003c\/li\u003e\n\u003cli\u003eHot-swappable design for seamless module replacement without downtime\u003c\/li\u003e\n\u003cli\u003eCisco-certified compatibility with supported switching platforms and line cards\u003c\/li\u003e\n\u003cli\u003eLow power consumption with advanced thermal management\u003c\/li\u003e\n\u003cli\u003eIndustry-standard QDD form factor for flexible deployment options\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"technical-specs\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"8\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eCisco Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eNXK-PICK-400G-DR4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003e400G Optical Transceiver Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eQDD-400G-DR4-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e400 Gbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber Type\u003c\/td\u003e\n\u003ctd\u003eMultimode Fiber (MMF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReach Classification\u003c\/td\u003e\n\u003ctd\u003eDR4 (Dual-Rate 4-lane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eQDD (Quad Small Form Factor Pluggable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eHot-swappable optical module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"faq\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat is a 400G DR4 optic module used for?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e400G DR4 optic module\u003c\/strong\u003e is used for high-speed data center interconnects, providing 400 Gigabit per second connectivity over multimode fiber. It's essential for modern data centers requiring ultra-high bandwidth for cloud services, AI workloads, and enterprise applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs the Cisco QDD-400G-DR4-S compatible with my network switch?\u003c\/h3\u003e\n\u003cp\u003eThe QDD-400G-DR4-S is compatible with Cisco switching platforms that support 400G optics and QDD form factor modules. Verify your switch's specifications or consult Cisco documentation to confirm compatibility with your specific line card or port module.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat are the advantages of DR4 over other 400G transceiver types?\u003c\/h3\u003e\n\u003cp\u003eDR4 transceivers offer optimized performance for multimode fiber deployments with excellent reach and power efficiency. They provide a cost-effective solution for data center environments while maintaining the high-speed performance required for modern networking infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eCan I hot-swap this 400G optical module without service interruption?\u003c\/h3\u003e\n\u003cp\u003eYes, the QDD-400G-DR4-S features hot-swappable design, allowing you to replace the module without powering down the switch. This minimizes downtime during maintenance or upgrades in production environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"CISCO SYSTEMS","offers":[{"title":"Default Title","offer_id":41724363014219,"sku":"NXK-PICK-400G-DR4","price":14758.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1824\/0789\/files\/Cisco-QDD-400G-DR4-S-400G-Optic-Module.png?v=1788310575","url":"https:\/\/www.tecisoft.ca\/products\/cisco-qdd-400g-dr4-s-400g-optic-module","provider":"TeciSoft","version":"1.0","type":"link"}