
Cisco Catalyst C1000-48T-4G-L Switch – 48-Port Gigabit Ethernet with 4x SFP Uplinks
Overview
The Cisco Catalyst C1000-48T-4G-L is a Layer 2 managed switch designed for high-performance business networks, offering 48 Gigabit Ethernet ports and 4x 1G SFP uplink ports for flexible connectivity. Ideal for SMBs, enterprise branch offices, and campus networks, this switch provides reliable, scalable, and secure networking with Cisco’s trusted hardware and software.
Key Features & Benefits
✅ 48x Gigabit Ethernet Ports (10/100/1000 Mbps) – High-density wired connectivity for workstations, servers, and IoT devices.
✅ 4x 1G SFP Uplink Ports – Fiber or copper uplinks for long-distance and high-bandwidth connections.
✅ Layer 2 Switching – Supports VLANs, QoS, ACLs, and STP/RSTP for optimized traffic flow.
✅ Enhanced Limited (L) Software License – Includes basic Layer 3 static routing for inter-VLAN communication.
✅ Energy-Efficient & Reliable – Fanless design (quiet operation) with Cisco EnergyWise for power savings.
✅ Enterprise-Grade Security – Port Security, DHCP Snooping, and Storm Control protect against threats.
Detailed Specifications Chart
Category | Specification |
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Model Number | C1000-48T-4G-L |
Switch Type | Layer 2 Managed (Limited Layer 3 Static Routing) |
Total Ports | 48x 10/100/1000BASE-T (RJ45) + 4x 1G SFP |
Uplink Options | 4x Gigabit SFP (Fiber or Copper) |
Switching Capacity | 104 Gbps |
Forwarding Rate | 77.4 Mpps |
MAC Address Table Size | 16,000 entries |
Jumbo Frame Support | Up to 9,216 bytes |
Power Supply | Fixed AC (Non-PoE) |
PoE Support | No (For PoE, consider C1000-48P-4G-L) |
Stacking | Supported (with optional license) |
Cooling System | Fanless (Silent Operation) |
Dimensions (W x D x H) | 17.5 x 10.2 x 1.73 in (1U Rack-Mountable) |
Weight | 9.92 lbs (4.5 kg) |
Operating Temperature | 32°F to 113°F (0°C to 45°C) |
Humidity | 10% to 90% (Non-condensing) |
Software Features | VLAN, QoS, ACLs, STP/RSTP/MSTP, IGMP Snooping, Port Security, DHCP Snooping, Static Routing (Limited L3) |
Management Interfaces | Web GUI (HTTP/HTTPS), CLI (Telnet/SSH), SNMP, Cisco Network Assistant |
Warranty | Cisco Limited Lifetime Hardware Warranty |
Why Choose This Switch?
✔ High-Speed Connectivity – 48 Gigabit ports ensure fast wired connections for workstations, servers, and IP cameras.
✔ Fiber Uplink Flexibility – 4x SFP ports allow long-distance fiber links (up to 10km with single-mode).
✔ Easy Management – Web GUI & CLI for intuitive control, plus Cisco DNA Center compatibility.
✔ Reliable & Scalable – Stackable for expansion, fanless design for quiet operation.
✔ Enterprise Security – ACLs, Port Security, and Storm Control protect against unauthorized access.
Ideal Use Cases
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Office & Campus Networks – High-density Gigabit Ethernet for workstations and VoIP phones.
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Data Center Edge – Server and storage connectivity with SFP uplinks for backbone networks.
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Retail & Hospitality – Reliable switching for POS systems, surveillance cameras, and guest Wi-Fi.
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Branch Offices – Secure, scalable networking with remote management capabilities.
Final Verdict
The Cisco Catalyst C1000-48T-4G-L is a top-tier managed switch for businesses needing high-speed wired networking with fiber uplinks. With 48 Gigabit ports, 4x SFP slots, and enterprise-grade security, it’s perfect for SMBs, schools, and branch offices.
🔹 Best For: IT managers needing scalable, secure, and high-performance switching.
🔹 Upgrade Option: Need PoE? Choose the C1000-48P-4G-L for powered devices.

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SimpleUse the intuitive Mobile App and Cisco Business Dashboard to automate the deployment, monitoring, and lifecycle management of your Cisco Business devices. |
FlexibleCustomizable switching, routing, and wireless solution catering to every stage of your business. Extensive portfolio addresses your technical and budget requirements. |
SecurePervasive security helps safeguard your network and the privacy of your customers. |
Meet the Cisco Business Family
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Cisco IOSExperience unparalleled resiliency and performance with Cisco IOS on the Catalyst 1000 series |
Simplified managementCatalyst 1000 Series switches run on classic Cisco IOS and can be configured with an intuitive on-box web UI, making management simple and easy. |
Enhanced securityWith Catalyst 1000 Series switches’ larger-scale access-control tables and additional security features, you can segment traffic for greater security. |
Improved hardware and softwareIncreased PoE budget, advanced software options, and larger-scale access control tables make the Catalyst 1000 a clear improvement over preceding models. |
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