CBS350-48P-4G
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Cisco CBS350-48P-4G Managed Switch Overview
The Cisco CBS350-48P-4G is a powerful and reliable managed network switch designed specifically for small to medium-sized businesses, branch offices, and enterprise environments. Featuring 48 Gigabit Ethernet ports with robust Power-over-Ethernet (PoE+) capabilities and 4 Gigabit SFP uplink ports, this switch offers extensive connectivity, power, and flexibility. Built to streamline network operations and boost productivity, the Cisco CBS350-48P-4G delivers enterprise-grade networking at a competitive price.
Highlights
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Rich Connectivity: 48 PoE+ enabled Gigabit Ethernet ports (802.3at) and 4 dedicated Gigabit SFP uplink ports for flexible and scalable connectivity.
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Enhanced Performance: Supports a switching capacity of 104 Gbps and a forwarding rate of 77.38 Mpps, ensuring seamless and efficient data handling.
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Layer 2/3 Support: Comprehensive Layer 2 switching features, VLANs, STP, link aggregation, and basic Layer 3 static routing for optimized network management.
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Robust Security: Features advanced security measures including ACLs, DHCP snooping, port security, and protection against DoS attacks.
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Efficient Management: Easy-to-use Cisco Business Dashboard, web-based GUI, SNMP, and CLI support enable straightforward configuration and monitoring.
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Energy Efficiency: Energy-efficient Ethernet (EEE), dynamic power adjustment, and quiet fan operation reduce operating costs and noise levels.
Recommended Accessories
| Accessory | Category | Description |
|---|---|---|
| MGBSX1 | SFP Transceiver | 1000BASE-SX multimode fiber, up to 550 m |
| MGBLX1 | SFP Transceiver | 1000BASE-LX/LH single-mode fiber, up to 10 km |
| GLC-SX-MMD | SFP Transceiver | Multimode fiber transceiver, compatible module |
| GLC-LH-SMD | SFP Transceiver | Single-mode fiber transceiver, long-range module |
| Rack-Mount Kit | Mounting Hardware | Standard 19" rack installation (included) |
| Spare Power Cable | Cabling | Replacement AC power cable |
Comparison with Similar Cisco Models
| Feature | CBS350-48P-4G | CBS350-48FP-4G | CBS350-48T-4G |
| Ports | 48 × 1 GbE PoE+ + 4 SFP | 48 × 1 GbE Full PoE + 4 SFP | 48 × 1 GbE + 4 SFP |
| PoE Power Budget | 370 W | 740 W | N/A |
| Switching Capacity | 104 Gbps | 104 Gbps | 104 Gbps |
| Forwarding Rate | 77.38 Mpps | 77.38 Mpps | 77.38 Mpps |
| Fan & Noise Level | Single fan (~37.3 dBA) | Single fan (~48.7 dBA) | Fanless (silent) |
| Dimensions | 445 × 350 × 44 mm | 445 × 350 × 44 mm | 445 × 288 × 44 mm |
| Ideal Use | Moderate PoE needs | High-density PoE deployments | Non-PoE, quiet environments |
Specifications
| Parameter | Specification |
| Model | Cisco CBS350-48P-4G |
| Port Configuration | 48 × 10/100/1000 PoE+ ports, 4 × Gigabit SFP |
| PoE Capability | IEEE 802.3af/at, total budget 370 W |
| Switching Capacity | 104 Gbps |
| Forwarding Rate | 77.38 Mpps |
| Layer 2 Features | VLANs, STP/RSTP/MSTP, Link Aggregation, IGMP |
| Layer 3 Routing | Static routing, IPv4/IPv6 routing |
| Security | ACLs, DHCP snooping, Port Security, DoS |
| Management | Cisco Dashboard, Web GUI, SNMP, CLI |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
| Dimensions (W×D×H) | 445 mm × 350 mm × 44 mm |
| Weight | Approx. 5.43 kg |
| Power Redundancy | Internal PSU; optional external RPS |
| Warranty | Limited lifetime warranty |
Specifications
| Parameter | Specification |
|---|---|
| Model | Cisco CBS350‑48P‑4G |
| Ports | 48 × 10/100/1000 RJ‑45 (PoE+), 4 × Gigabit SFP |
| PoE Standards | IEEE 802.3af/at |
| Total PoE Power Budget | 370 W |
| Switching Capacity (Full‑Duplex) | 104 Gbps |
| Forwarding Rate | 77.38 Mpps |
| Packet Buffer | 3 MB |
| MAC Address Table | Up to 8,000 entries |
| Jumbo Frames | Up to 9,216 bytes |
| Layer 2 Features | VLAN (port, protocol, MAC‑based), STP/RSTP/MSTP, IGMP snooping, link aggregation |
| Layer 3 Features | Static IPv4/IPv6 routing, RIP, PBR, up to 990 IPv4 static routes, 128 IP interfaces |
| Routing | IPv4/IPv6, CIDR support |
| Security | ACLs, DHCP snooping, IP/MAC port security, DoS prevention, ARP inspection |
| QoS & Traffic Management | 8 hardware queues, traffic classification, rate limiting, SPQ, WRR |
| Management Interfaces | Cisco Business Dashboard, Web GUI, CLI, SNMP v1/v2/v3, RMON, Telnet, SSH, NETCONF, RESTful API |
| Monitoring & Analytics | sFlow, RSPAN, SNMP traps, Syslog, Mirror port |
| CPU / Memory | 800 MHz ARM CPU, 512 MB DRAM, 256 MB Flash |
| Console / USB | 1 × RJ‑45 console port, 1 × USB Type‑A port |
| Cabling | UTP Cat‑5e or better for copper ports; supported SFP modules |
| Environmental – Operating | 0 °C to 50 °C (32° to 122 °F), 10–90% non‑condensing humidity |
| Storage Conditions | –25 °C to 70 °C (–13° to 158 °F), 10–90% non‑condensing |
| Certifications | UL 62368, CSA 22.2, CE, FCC Part 15 Class A |
| Acoustic Noise | 1 fan, ~37.3 dBA @25 °C |
| MTBF | ~856,329 hours |
| Power Supply | Internal universal 100–240 VAC, 50–60 Hz |
| Power Consumption | System: 60.8 W (110 V) / 59.7 W (220 V); with PoE: ~452 W (110 V) / ~446 W (220 V) |
| Dimensions (W×D×H) | 445 × 350 × 44 mm (17.5″ × 13.8″ × 1.73″) |
| Weight | Approx. 5.43 kg (11.97 lb) |
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