Cisco SF550X-48-K9 48-Port 10/100 Stackable Switch

Name: Cisco SF550X-48-K9 48-Port 10/100 Stackable Switch
Brand: Cisco
SKU: SF550X-48-K9
Price: 225.50 USD
Availability: InStock
Rating: 5 (11 reviews)

Mfr. Part #: SF550X-48-K9

Brand: Cisco

Condition: Refurbished

Skip to the end of the images gallery

Skip to the beginning of the images gallery

-13%

Was: $259.32

You Save: $33.82 13% OFF

$225.50 In Stock - Ships Worldwide Order by 2:00 PM ET for Overnight Shipping
Warranty: 90-day return/replacement

Click here to read our Return Policy for returns/replacements.

SF550X-48-K9

Quantity:

Extra 5% Off at Checkout

Genuine Guarantee
Volume Pricing Available

Request a Custom Quote

Free ground shipping within the

United States

Government, Federal & Education Procurement

We support quotes, POs, stock docs, and compliance invoicing.

Email: support@buyrouterswitch.com SAM.gov Registered Vendor CAGE Code : 23P86

overview

specifications

faqs

reviews

overview

SF550X-48-K9 Overview

CISCO SF550X-48-K9 550x Series Sf550x-48 - Switch - 48 Ports - Managed - Rack-mountable :

Need help with SF550X-48-K9?

Get pricing, availability, lead time, and compatible options from our team. Chat with us live or email support@buyrouterswitch.com

specifications

Specifications

Overview

Condition	Refurbished
Brand	Cisco
Stock	In Stock

Key Features

Device Type	Switch - 48 Ports - L3 - Managed - Stackable
Enclosure Type	Rack-mountable
Subtype	Fast Ethernet
Ports	48 X 10/100 + 2 X 10 Gigabit Sfp+ (uplink) + 2 X Combo 10gbase-t (uplink)
Performance	Forwarding Performance (64-byte Packet Size): 66.66 Mpps ¦ Switching Capacity: 89.6 Gbps
Capacity	Vlans Supported: 4094 ¦ Qos Hardware Queues: 8 ¦ Ipv4 Routes (static): 7000 ¦ Ipv6 Routes (static): 7000 ¦ Acl Rules: 3000 ¦ Ip Router Interfaces: 256 ¦ Qos Hardware Queues: 8
Mac Address Table Size	16k Entries
Jumbo Frame Support	9000 Bytes
Max Units In A Stack	8
Routing Protocol	Rip-2, Igmpv2, Igmp, Igmpv3, Static Ipv4 Routing, Static Ipv6 Routing, Policy-based Routing (pbr), Mldv2, Mld, Vrrpv2, Vrrpv3, Cidr
Remote Management Protocol	Snmp 1, Rmon, Telnet, Snmp 3, Snmp 2c, Http, Https, Tftp, Ssh, Ssh-2, Cli, Scp
Encryption Algorithm	Md5, Ssl
Authentication Method	Secure Shell (ssh), Radius, Tacacs+, Secure Shell V.2 (ssh2)
Features	Dhcp Support, Bootp Support, Arp Support, Igmp Snooping, Syslog Support, Dos Attack Prevention, Port Mirroring, Diffserv Support, Weighted Round Robin (wrr) Queuing, Broadcast Storm Control, Ipv6 Support, High Availability, Multicast Storm Control, Unicast Storm Control, Sflow, Spanning Tree Protocol (stp) Support, Rapid Spanning Tree Protocol (rstp) Support, Virtual Route Redundancy Protocol (vrrp) Support, Multiple Spanning Tree Protocol (mstp) Support, Dhcp Snooping, Access Control List (acl) Support, Quality Of Service (qos), Dhcp Server, Dynamic Arp Inspection (dai), Stp Root Guard, Uni-directional Link Detection (udld), Lldp Support, Dhcp Relay, Link Aggregation Control Protocol (lacp), Port Security, Remote Switch Port Analyzer (rspan), Ip-mac Binding, Dhcp Client, Energy Efficient Ethernet, Management Information Base (mib), Multicast Vlan Registration (mvr), Dual Firmware Images, Class Of Service (cos), Generic Attribute Registration Protocol (garp), Generic Vlan Registration Protocol (gvrp), Denial Of Service (dos), 802.1x Authentication, Duplicated Address Detection, Type Of Service (tos), Diffserv Code Point (dscp) Support, 3mb Packet Buffer, Ip Source Guard, Arp Inspection, Bridge Protocol Data Unit (bpdu), Internet Control Message Protocol (icmp), Secure Copy (scp), CISCO Discovery Protocol, Igmp Querier, Vlan Double Tagging (q-in-q), Vlan Mirroring, Dns Client, Voice Vlan, Secure Core Technology (sct), Lldp-med, Head-of-line (hol) Blocking, Ip/mac/port Binding (ipmb), Secure Sensitive Data (ssd), Private Vlan, Isatap Tunnel Support, Ra Guard, Guest Vlan, Stp Bpdu Guard, User Datagram Protocol (udp)
Compliant Standards	Ieee 802.3, Ieee 802.3u, Ieee 802.3z, Ieee 802.1d, Ieee 802.1q, Ieee 802.3ab, Ieee 802.1p, Ieee 802.3x, Ieee 802.3ad (lacp), Ieee 802.1w, Ieee 802.1x, Ieee 802.1s, Ieee 802.1ab (lldp), Ieee 802.3an, Ieee 802.3az
Processor	X Arm: 800 Mhz
Ram	512 Mb
Flash Memory	256 Mb
Status Indicators	Port Transmission Speed, System, Rps (redundant Power Supply), Link/activity, Fan

Power

Power Device	Internal Power Supply
Power Redundancy	Yes
Power Redundancy Scheme	1+1
Voltage Required	Ac 120/230 V (50/60 Hz)
Power Consumption Operational	35.9 Watt

faqs

Frequently Asked Questions

What are the primary port configurations on the Cisco SF550X-48-K9 switch? +

The SF550X-48-K9 features 48 Fast Ethernet ports for standard connectivity, complemented by four 10-Gigabit uplink ports. These include two 10GBASE-T copper ports and two SFP+ fiber ports, allowing for flexible, high-speed backbone connections to servers or other core network switches in your infrastructure.

Does the SF550X-48-K9 support physical stacking for network growth? +

Yes, this model supports true physical stacking. You can stack up to eight units into a single managed entity, providing a unified management plane. This architecture simplifies operations and increases port density, allowing your network to scale seamlessly as your business requirements expand without complex configuration changes.

Is the SF550X-48-K9 suitable for Layer 3 routing applications? +

This switch supports advanced Layer 3 traffic management, including static routing and dynamic routing protocols like RIP. It is designed to handle inter-VLAN routing at wire speed, making it an effective solution for segmenting traffic and improving overall performance in medium-to-large business network environments.

What management interfaces are available for this Cisco 550X series switch? +

Administrators can manage the SF550X-48-K9 through an intuitive web-based graphical interface for quick deployment or a standard Command Line Interface (CLI) via console or SSH/Telnet for granular control. Additionally, it supports SNMP for integration into broader network management systems, ensuring consistent monitoring and configuration.

How does the SF550X-48-K9 ensure high availability during hardware failure? +

The switch offers high reliability through redundant power supply support and rapid spanning tree protocol (RSTP/MSTP) integration. When stacked, the unit maintains hitless failover capabilities, ensuring that if one member of the stack experiences an issue, the network continues to operate without significant interruption to business-critical data flows.

Can this switch be integrated into an existing Cisco network environment? +

The SF550X-48-K9 is fully compatible with Cisco's broader ecosystem, supporting standard protocols like Cisco Discovery Protocol (CDP) and LLDP-MED. This allows for seamless interoperability with other Cisco managed switches, routers, and IP telephony equipment, ensuring that your existing network policies and configurations remain consistent across the environment.

What security features does the SF550X-48-K9 offer to protect network traffic? +

Security is addressed through robust features like Access Control Lists (ACLs), IEEE 802.1X port-based authentication, and IP-MAC-Port Binding (IPMB). These mechanisms prevent unauthorized access and mitigate common threats like man-in-the-middle attacks, ensuring that your network remains secure while providing granular control over device and user connectivity.

Is this model rack-mountable for enterprise server rooms? +

Yes, the SF550X-48-K9 is designed as a rackmount switch, fitting perfectly into standard 19-inch enterprise server racks. It comes with the necessary hardware for easy installation, and its front-to-back airflow management is optimized for high-density rack configurations, helping to maintain efficient cooling within the server room or wiring closet.

How can I obtain a bulk quote for multiple SF550X-48-K9 units? +

If you are planning a large-scale deployment and require multiple units, our sales team at BuyRouterSwitch.com is ready to assist. Simply navigate to our contact page or use the bulk quote request form on the product page. We specialize in accommodating volume orders and will provide you with a competitive pricing structure tailored to your specific project needs.

Why should I purchase my Cisco hardware from BuyRouterSwitch.com? +

BuyRouterSwitch.com provides procurement professionals with a secure, efficient platform to source authentic Cisco enterprise hardware. We maintain a focus on supply chain transparency and professional service, ensuring your equipment arrives ready for deployment. By ordering through our dedicated portal, you gain access to a reliable inventory supply chain that supports your business's critical infrastructure requirements.

Reviews