{"product_id":"ex4400-em-4s","title":"EX4400-EM-4S – Juniper 4-Port 10GbE SFP+ Expansion Module","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eBRAND NEW WITH FULL JUNIPER NETWORKS WARRANTY!!!\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eJuniper EX4400-EM-4S\u003c\/strong\u003e \u003c\/span\u003e\u003cspan\u003eis a high-performance uplink expansion module designed specifically for the Juniper EX4400 Series Ethernet Switches. It adds four 10 Gigabit SFP+ interfaces, enabling organizations to expand network capacity for high-speed uplinks, switch aggregation, server connectivity, and campus backbone deployments. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDesigned for enterprise campus, branch, and data center access networks, the EX4400-EM-4S integrates seamlessly with supported EX4400 platforms while maintaining the reliability and operational simplicity of the Juniper EX Series. The module supports Junos OS and integrates with Juniper Mist™ cloud management, making it an excellent choice for scalable, AI-driven network infrastructures. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eKey Features – EX4400-EM-4S\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eNot Applicable \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e\u003cspan\u003e Not Applicable \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eNot Applicable \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eController:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eIntegrated EX4400 Uplink Expansion Module \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eNetworking \/ Ports: \u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e4 × 10GbE SFP+ ports \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003ePower \u0026amp; Cooling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\u003cspan\u003ePowered directly by the host EX4400 switch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\n\u003cspan\u003eNo separate power supply required\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eManagement: \u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\u003cspan\u003eManaged through Junos OS\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCompatible with Juniper Mist Wired Assurance\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eSecurity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eInherits security features from the host EX4400 switch\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e \n\u003cul\u003e\n\u003cli\u003eEX4400 Expansion Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\n\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eProcessor Type:\u003c\/strong\u003e\u003cspan\u003e Not Applicable \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eChipset \/ Platform:\u003c\/strong\u003e\u003cspan\u003e Juniper EX4400 Platform \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eMemory Technology:\u003c\/strong\u003e\u003cspan\u003e Not Applicable \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eStorage Interface: \u003c\/strong\u003eNot Applicable \u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eRAID Support:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eNot Applicable \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eNetworking:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\n\u003cspan\u003e4 × 10 Gigabit Ethernet SFP+ interfaces\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eI\/O Ports:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\n\u003cspan\u003e4 × SFP+ cages\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eOperating System Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\n\u003cspan\u003eSupported on Junos OS for EX4400 Series\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eSupported Platforms:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\n\u003cspan\u003eJuniper EX4400 Series Ethernet Switches\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\n\u003cstrong\u003ePhysical Specifications\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\n\u003cspan\u003eEX4400 Uplink Expansion Module\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eWeight: \u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli aria-level=\"2\" dir=\"ltr\"\u003e\u003cspan\u003e0.09 kg\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e0.20 lbs\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions: \u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eJuniper does \u003c\/span\u003e\u003cspan\u003enot publish standalone physical dimensions\u003c\/span\u003e\u003cspan\u003e for the EX4400-EM-4S module in its official hardware specifications. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003emm:\u003c\/span\u003e\u003cspan\u003e Not officially specified \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003einches:\u003c\/span\u003e\u003cspan\u003e Not officially specified\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eRack Compatibility: \u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with Juniper EX4400 Series 1U Ethernet Switches via the integrated expansion slot.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIdeal For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eEnterprise campus access networks \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eHigh-speed fiber uplinks \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDistribution layer connectivity \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eServer aggregation \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eBranch office network expansion \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eJuniper Mist-managed enterprise deployments \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eData center edge connectivity \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWarranty \u0026amp; Support\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eStandard Juniper Networks Limited Hardware Warranty \u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003eEligible for \u003c\/span\u003e\u003cspan\u003eJuniper Care\u003c\/span\u003e\u003cspan\u003e support services \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003eFully supported under Juniper EX4400 hardware maintenance programs and software support contracts. \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"ltr\"\u003eFAQs – EX4400-EM-4S\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e1. Which switches support the EX4400-EM-4S?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe module is designed for compatible Juniper EX4400 Series Ethernet Switches.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e2. How many uplink ports does the module provide?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eIt adds four 10GbE SFP+ interfaces for fiber uplink or aggregation connectivity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e3. Does the module require its own power supply?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eNo. It is powered through the host EX4400 switch chassis.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e4. Can the module be managed through Juniper Mist?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eYes. Management is performed through the host EX4400 switch using Junos OS and can be integrated with Juniper Mist Wired Assurance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e5. Does the module support optical and DAC connections?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eYes. It accepts compatible Juniper SFP+ optical transceivers and Direct Attach Copper (DAC) cables supported for the EX4400 platform.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e6. Is the EX4400-EM-4S hot-swappable?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eInstallation and replacement procedures should follow Juniper's hardware maintenance guidelines for the EX4400 platform to ensure proper operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Juniper","offers":[{"title":"Default Title","offer_id":55345562681635,"sku":"EX4400-EM-4S","price":1789.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/7487\/3891\/files\/EX4400-EM-4S.png?v=1784279317","url":"https:\/\/www.chicagocomputersupply.com\/products\/ex4400-em-4s","provider":"Chicago Computer Supply","version":"1.0","type":"link"}