Cisco Catalyst C1000-48T-4G-L – Enterprise-Class Layer 2 Switch for Small Business and Branch Offices
The Cisco Catalyst C1000-48T-4G-L is a fixed managed Gigabit Ethernet Layer 2 switch engineered for small businesses, branch offices, and critical IoT deployments. Featuring 48 x 10/100/1000BASE-T RJ45 ports and four 1G SFP uplinks, it delivers high-density wired connectivity for bandwidth-intensive environments. Powered by Cisco IOS Software, it combines reliable performance with intuitive management via CLI, web UI, or SNMP. Its rack-mountable 1RU form factor integrates seamlessly into standard equipment racks for structured wiring closet deployments.
Key Features & Benefits
- 48 x 10/100/1000BASE-T Gigabit Ports – High-density RJ45 connectivity supports computers, IP phones, printers, cameras, and IoT devices at full Gigabit speeds.
- 4 x 1G SFP Uplink Ports – Flexible fiber uplinks allow seamless integration with core switches and backbone infrastructure for easy network expansion.
- 104 Gbps Switching Bandwidth / 77.38 Mpps Forwarding Rate – Non-blocking line-rate performance ensures smooth data transfers even under demanding loads.
- Advanced Security Features – Supports 802.1X authentication, ACLs, BPDU Guard, and SPAN for comprehensive network protection and policy enforcement.
- Cluster Management (up to 8 switches) – Multiple switches can be managed under a single IP address, reducing administrative overhead in multi-switch deployments.
- Energy Efficient Ethernet (IEEE 802.3az) – Ports dynamically sense idle periods and switch to low-power mode, reducing overall energy consumption.
- Cisco IOS Software – Proven operating system with CLI and on-box web UI plus Bluetooth console access for streamlined device and network management.
Technical Specifications
| Specification | Details |
|---|---|
| Model / Part Number | C1000-48T-4G-L |
| Brand | Cisco |
| Series | Cisco Catalyst 1000 Series |
| Port Configuration | 48 x 10/100/1000BASE-T (RJ45), 4 x 1G SFP Uplinks |
| Switch Type | Managed Layer 2 |
| Form Factor | Fixed-configuration, Rack-Mountable (1RU) |
| Switching Bandwidth | 104 Gbps |
| Forwarding Rate | 77.38 Mpps (64-byte L3 packets) |
| MAC Address Table | 16,000 entries |
| VLAN Support | 256 active VLANs, VLAN IDs up to 4,094 |
| CPU | ARM v7, 800 MHz |
| DRAM | 512 MB |
| Flash Memory | 256 MB |
| Console Port | RJ-45 / USB-A (Bluetooth dongle support) |
| PoE Support | No |
| Fanless | No (Fan-cooled, 31.5 dB) |
| Dimensions (W x D x H) | 17.48 x 11.34 x 1.73 in |
| Weight | 3.95 kg (8.71 lbs) |
| Operating Temperature | -5°C to 50°C at sea level; up to 40°C at 10,000 ft (3,000 m) altitude |
| Operating Humidity | 5% to 90% at 40°C (non-condensing) |
| Storage Temperature | -25°C to 70°C (-13°F to 158°F) |
| Operating Altitude | Up to 10,000 ft (3,000 m) |
| Management | CLI, Web UI (Cisco Configuration Professional), SNMP, Bluetooth |
| Software | Cisco IOS Software |
| IPv4 Routing | 542 direct routes, 256 indirect routes |
| IPv6 Routing | 414 direct routes, 128 indirect routes |
| Warranty | Enhanced Limited Lifetime Warranty (E-LLW) |
| Condition | Refurbished |
Official Datasheet
Download the official Cisco Catalyst C1000-48T-4G-L datasheet here
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