{"id":25667,"date":"2026-09-08T02:55:09","date_gmt":"2026-09-08T02:55:09","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch\/"},"modified":"2026-09-08T02:55:13","modified_gmt":"2026-09-08T02:55:13","slug":"sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch\/","title":{"rendered":"SF550X-48MP-K9 Cisco 48x FE PoE+?2x SFP+ Uplink 2x Combo L3 GbE Switch"},"content":{"rendered":"<p>SF550X-48MP-K9 Technical Specifications<\/p>\n<p>Cisco 48x FE PoE+?2x SFP+ Uplink 2x Combo L3 GbE Switch<\/p>\n<p>Manufacturer: Cisco<\/p>\n<p>Manufacturer Part Number: SF550X-48MP-K9<\/p>\n<p>Series: 550X Series Stackable Managed Switches<\/p>\n<p>Type: Layer 3 Managed Fast Ethernet Switch<\/p>\n<p>Ports: 48 x 10\/100Base-T RJ-45 (PoE+)<\/p>\n<p>Uplink Ports: 2 x 10 Gigabit SFP+ + 2 x Gigabit combo (RJ-45\/SFP)<\/p>\n<p>PoE Support: Yes, Power over Ethernet Plus (PoE+)<\/p>\n<p>PoE Standard: IEEE 802.3af \/ 802.3at<\/p>\n<p>PoE Power Budget: Up to 740W total<\/p>\n<p>Switching Capacity: 176 Gbps<\/p>\n<p>Forwarding Rate: 130.95 Mpps<\/p>\n<p>Form Factor: Rack-mountable, 1U<\/p>\n<p>Layer: Layer 3 switching with static\/dynamic routing<\/p>\n<p>Management: Web GUI, CLI, SNMP, RMON, Cisco FindIT<\/p>\n<p>MAC Address Table: 16K entries<\/p>\n<p>Auto MDI\/MDIX: Supported<\/p>\n<p>Auto-Negotiation: Supported<\/p>\n<p>Duplex Mode: Half\/Full duplex<\/p>\n<p>Flow Control: IEEE 802.3x compliant<\/p>\n<p>Stacking Support: Yes, up to 8 switches (flexible stacking)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SF550X-48MP-K9 Overview<\/p>\n<p>The Cisco SF550X-48MP-K9 is a 48-port Fast Ethernet managed switch from the Cisco 550X Series, designed for growing businesses that require high-performance, scalable, and secure networking with advanced Layer 3 capabilities. Unlike entry-level unmanaged or smart switches, the SF550X series delivers enterprise-grade features with a focus on flexibility, resiliency, and power efficiency, making it suitable for high-demand environments such as large offices, educational institutions, hospitality, or healthcare networks.This model features 48 Fast Ethernet PoE+ ports, which not only provide data connectivity but also supply power to devices such as IP phones, wireless access points, and surveillance cameras directly over Ethernet cabling.<\/p>\n","protected":false},"featured_media":25668,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[2915,332],"product_tag":[3095,363,337,2942],"class_list":["post-25667","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-network-switches-network-switches","product_cat-network-switches","product_tag-176-gbps","product_tag-cisco","product_tag-fast-ethernet","product_tag-switch","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SF550X-48MP-K9 Cisco 48x FE PoE+?2x SFP+ Uplink 2x Combo L3 GbE Switch - Geek Tech Sol<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/geektechsol.com\/index.php\/product\/sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SF550X-48MP-K9 Cisco 48x FE PoE+?2x SFP+ Uplink 2x Combo L3 GbE Switch - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"SF550X-48MP-K9 Overview The Cisco SF550X-48MP-K9 is a 48-port Fast Ethernet managed switch from the Cisco 550X Series, designed for growing businesses that require high-performance, scalable, and secure networking with advanced Layer 3 capabilities. Unlike entry-level unmanaged or smart switches, the SF550X series delivers enterprise-grade features with a focus on flexibility, resiliency, and power efficiency, making it suitable for high-demand environments such as large offices, educational institutions, hospitality, or healthcare networks.This model features 48 Fast Ethernet PoE+ ports, which not only provide data connectivity but also supply power to devices such as IP phones, wireless access points, and surveillance cameras directly over Ethernet cabling.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-08T02:55:13+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-SF550X-48MP-K9.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/sf550x-48mp-k9-cisco-48x-fe-poe2x-sfp-uplink-2x-combo-l3-gbe-switch\\\/\",\"name\":\"SF550X-48MP-K9 Cisco 48x FE PoE+?2x SFP+ Uplink 2x Combo L3 GbE Switch - 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