PWR-3KW-HVDC=: Cisco’s High-Efficiency 3kW
Technical Overview of the PWR-3KW-HVDC= Power Sys...
Decoding the C1000FE-48P-4G-L
The C1000FE-48P-4G-L is a 48-port Gigabit Ethernet Layer 2 switch from Cisco’s Catalyst 1000 Series, purpose-built for environments requiring dense Power over Ethernet (PoE) support. With 4x1G SFP uplinks and a 740W total PoE budget, it streamlines deployments for campuses, retail chains, or IoT hubs needing to power dozens of devices without external injectors.
Core Hardware Specifications
- Port Layout: 48x RJ45 ports (PoE+ on all ports) + 4x SFP slots for fiber/copper uplinks.
- PoE Budget: 740W total, delivering 30W per port (802.3at compliant) to support demanding devices like PTZ cameras or Wi-Fi 6 APs.
- Performance: 104 Gbps switching capacity with 77.4 Mpps forwarding rate, ensuring minimal latency for voice/video traffic.
- Layer 2 Features: VLAN, QoS, ACLs, and Static Routing for basic traffic segmentation.
Targeted Use Cases
- Education Campuses: Power 40+ classroom APs, IP phones, and interactive displays from a single chassis.
- Hospitality: Centralize PoE for IPTV systems, VoIP phones, and occupancy sensors across multiple floors.
- Industrial IoT: Connect PoE-powered sensors, PLCs, and security cameras in manufacturing plants.
Addressing Critical Deployment Concerns
Q: Can it support UPOE (90W) for devices like digital signage?
No—this switch maxes at 30W/port. For higher demands, consider Catalyst 9200/9300 switches with UPOE.
Q: Is stacking supported for scalability?
No—the C1000FE-48P-4G-L operates standalone. Use uplinks to aggregate traffic or connect to core switches.
Q: What does the “-L” license include?
The Network Essentials license enables advanced QoS, security, and management via Cisco DNA Center (automation requires DNA Essentials).
Installation and Management Best Practices
- Thermal Design: Requires 1U rack space with front-to-back airflow; avoid ambient temps above 45°C.
- PoE Monitoring: Use the embedded dashboard to allocate power reserves and prevent overloads.
- Uplink Strategy: Deploy multi-mode fiber SFPs for high-bandwidth backbone links up to 550 meters.
Why Source Authentic Hardware?
Counterfeit switches often lack Cisco’s EnergyWise technology, leading to 20–30% higher power costs and unstable PoE delivery. For guaranteed performance, purchase the C1000FE-48P-4G-L exclusively through Cisco-authorized partners like itmall.sale. This ensures firmware updates, TAC support, and compliance audits.
Field-Tested Perspective
After deploying this switch in three mid-sized hotels, I’ve seen it reliably power 50+ devices per rack with zero downtime over 18 months. While lacking Layer 3 features, its 740W PoE budget at this price point is unmatched for budget-conscious, high-density projects. Always leave a 15–20% power buffer—pushing PoE limits risks premature hardware degradation. In high-port-count scenarios, reliability trumps raw specs every time.