{"product_id":"cisco-qsfp-40g-sr4-s-compatible-qsfp-40gbase-sr4-40-gbps-40gbe-module-40g","title":"StarTech.com Cisco QSFP-40G-SR4-S Compatible QSFP+ Module - 40GBASE-SR4 - 40GbE Multimode Fiber MMF Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM Cisco Firepower, ASR9000...","description":"\u003cdiv style=\"font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.65;color:#333\"\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eProduct overview\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 14px\"\u003e40 Gbps | Multi Mode Fiber | MPO | 100 m (328 ft) | Lifetime Warranty The QSFP-40G-SR4-S-ST is a Cisco QSFP-40G-SR4-S compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco brand switches and routers. It delivers dependable 40 GbE connectivity over fiber cable, for 40GBASE-SR4 compliant networks, with a maximum distance of up to 100 m (328 ft). Technical Specifications: • Wavelength: 850nm • Maximum Data Transfer Rate: 40 Gbps • Type: Multi Mode Fiber • Connection Type: MPO Connector • Maximum Transfer Distance: 100 m (328 ft) • MTBF: 244,610,583 hours • Power Consumption: Low power consumption • Digital Diagnostics Monitoring (DDM): Yes This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. StarTech.com SFPs All StarTech.com SFP \u0026amp; SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance.\u003c\/p\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eWhy choose the StarTech.com Cisco QSFP-40G-SR4-S Compatible QSFP+ Module...?\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 14px\"\u003eThe StarTech.com Cisco QSFP-40G-SR4-S Compatible QSFP+ Module... is a network transceiver modules from StarTech.com, selected for Canadian businesses that need reliable, specification-accurate hardware. Key figures at a glance — SFP transceiver type: Fiber optic; Maximum data transfer rate: 40000 Mbit\/s; Interface type: QSFP+. Every listing at FullOffice.ca is built from verified manufacturer data, so what you read here is what ships to you.\u003c\/p\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eHighlights\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;margin:0 0 14px\"\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003e100% CISCO QSFP-40G-SR4-S COMPATIBLE: Works with Cisco switches like Firepower, ASR9000, ASR1000, C9300, NCS5500 and others\u003c\/div\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003eTECHNICAL SPECS: 40GBASE-SR4 \/ 40 Gbps \/ Multi Mode (MMF) \/ MPO Connector \/ 850nm \/ Digital Diagnostic Monitoring (DDM) \/ Distances up to 100m (328ft)\u003c\/div\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003eTESTED FOR OEM HOST COMPATIBILITY: Hot-swappable in Cisco routers and switches; DDM support reports the transceiver's status to most SNMP network management tools\u003c\/div\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003eWORKS WITH MSA COMPLIANT SWITCHES: Also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules\u003c\/div\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003eQSFP+ Fiber optic 40000 Mbit\/s\u003c\/div\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003eWavelength: 850 nm\u003c\/div\u003e\n\u003cdiv style=\"background:#f6f6f6;border-radius:8px;padding:12px 14px;font-size:14px\"\u003eHot-swap\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eKey benefits\u003c\/h2\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0 0 14px\"\u003e\n\u003cli style=\"margin:0 0 8px\"\u003e\n\u003cspan style=\"color:#7ed957;font-weight:700\"\u003e✔\u003c\/span\u003e Verified manufacturer specifications — no guesswork before you buy\u003c\/li\u003e\n\u003cli style=\"margin:0 0 8px\"\u003e\n\u003cspan style=\"color:#7ed957;font-weight:700\"\u003e✔\u003c\/span\u003e Ships from Canada: 24 to 72 hours to major centres, 3 to 8 business days elsewhere\u003c\/li\u003e\n\u003cli style=\"margin:0 0 8px\"\u003e\n\u003cspan style=\"color:#7ed957;font-weight:700\"\u003e✔\u003c\/span\u003e Volume pricing available for business and reseller accounts\u003c\/li\u003e\n\u003cli style=\"margin:0 0 8px\"\u003e\n\u003cspan style=\"color:#7ed957;font-weight:700\"\u003e✔\u003c\/span\u003e Support by phone, WhatsApp or email before and after your purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eRecommended use cases\u003c\/h2\u003e\n\u003cul style=\"margin:0 0 14px;padding-left:20px\"\u003e\n\u003cli style=\"margin:0 0 6px\"\u003eStructured cabling and network closets\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px\"\u003eData centre and server room links\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px\"\u003eBranch office connectivity\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px\"\u003eCampus and building-to-building runs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eRecommended industries\u003c\/h2\u003e\n\u003cdiv style=\"margin:0 0 14px\"\u003e\n\u003cspan style=\"display:inline-block;background:#111;color:#fff;border-radius:999px;padding:5px 13px;margin:0 6px 6px 0;font-size:13px\"\u003eIT \u0026amp; MSP\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#111;color:#fff;border-radius:999px;padding:5px 13px;margin:0 6px 6px 0;font-size:13px\"\u003eEducation\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#111;color:#fff;border-radius:999px;padding:5px 13px;margin:0 6px 6px 0;font-size:13px\"\u003eHealthcare\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#111;color:#fff;border-radius:999px;padding:5px 13px;margin:0 6px 6px 0;font-size:13px\"\u003eGovernment\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#111;color:#fff;border-radius:999px;padding:5px 13px;margin:0 6px 6px 0;font-size:13px\"\u003eManufacturing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin:0 0 14px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background:#111;color:#fff;text-align:left;padding:10px 12px;width:42%\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#111;color:#fff;text-align:left;padding:10px 12px\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eSFP transceiver type\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eFiber optic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eMaximum data transfer rate\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e40000 Mbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eInterface type\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eQSFP+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eMulti-mode fiber (MMF) supported\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eFiber optic connector\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eMPO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eMaximum transfer distance\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e100 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eWavelength\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e850 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eFiber ethernet cabling technology\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e40GBASE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eDigital Diagnostics Monitoring (DDM)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eProduct colour\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eHot-swap\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eMean time between failures (MTBF)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e244610583 h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eBrand compatibility\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eCisco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eCompatible products\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eSFP-40G-SR4-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eCompliance certificates\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eWidth\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e122 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eDepth\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e18.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e8.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e37.5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eQuantity per pack\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e1 pc(s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003ePackage width\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003ePackage depth\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e182 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003ePackage height\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e46 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003ePackage weight\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eMaster (outer) case width\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eMaster (outer) case length\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e205 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eHarmonized System (HS) code\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e85369010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eMaster (outer) case height\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003e46 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eProducts per master (outer) case\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e1 pc(s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eCountry of origin\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eStarTech.com\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eManufacturer part number\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#fff;border-bottom:1px solid #eee\"\u003eQSFP-40G-SR4-S-ST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003eGTIN \/ UPC\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;background:#f9f9f9;border-bottom:1px solid #eee\"\u003e['0065030886369', '065030886369']\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2 style=\"margin:28px 0 12px;font-size:20px;line-height:1.3;font-weight:700;color:#111;border-left:4px solid #111;padding-left:10px\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 4px;font-weight:700;color:#111\"\u003eHow long does delivery take?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003eOrders are processed within 24 hours. Once your tracking number is issued, delivery takes 24 to 72 hours to major centres in the main provinces, and 3 to 8 business days to remote regions. We ship with FedEx, DHL, UPS, Canada Post and Purolator.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 4px;font-weight:700;color:#111\"\u003eIs this product covered by a warranty?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003eYes. This item carries the manufacturer's warranty. See our Refund Policy for return windows and conditions, or contact us and we will walk you through the process.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 4px;font-weight:700;color:#111\"\u003eCan I get volume pricing?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003eYes. Volume discounts apply automatically as quantity increases, and our team can quote larger projects directly — reach us by phone, WhatsApp or email.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 4px;font-weight:700;color:#111\"\u003eDo the specifications on this page come from the manufacturer?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003eThey do. Product data on this page is sourced from the manufacturer's own catalogue, not rewritten from a distributor summary.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"STARTECH.COM","offers":[{"title":"Default Title","offer_id":48110335918310,"sku":"QSFP-40G-SR4-S-ST","price":54.97,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/3652\/6310\/files\/75287537_2958644509_ab9ea0da-58c6-4091-8711-63380193e860.jpg?v=1785825056","url":"https:\/\/fulloffice.ca\/products\/cisco-qsfp-40g-sr4-s-compatible-qsfp-40gbase-sr4-40-gbps-40gbe-module-40g","provider":"FullOffice.ca | Canada","version":"1.0","type":"link"}