Cisco ONS-SC-Z3-1570= 100G ZR+ Optical Transc
Technical Overview and Target Applications ...
Overview of the NXA-PHV-350W-PI=
The NXA-PHV-350W-PI= is a high-power Power over Ethernet (PoE) module designed to support energy-intensive network devices such as IP cameras, wireless access points, and IoT sensors. Based on specifications from Cisco’s industrial-grade hardware portfolio and ITMALL.SALE’s product documentation, this module delivers 350W total power output across 24 ports, aligning with IEEE 802.3bt (Type 4) standards for ultra-high-power applications.
Key Technical Specifications
- Input Voltage: 100-240V AC, 50/60Hz
- PoE Budget: 350W (allocated dynamically per port)
- Port Density: 24x 10/100/1000BASE-T ports
- Compatibility: Cisco Catalyst IE3400 and IE3300 series switches
- Operating Temperature: -40°C to 75°C (industrial hardening)
Core Use Cases
1. Industrial IoT Deployments
The module’s ruggedized design supports manufacturing plants requiring 24/7 uptime in extreme conditions. For example, it can power 4K PTZ cameras in oil refineries where temperature fluctuations exceed 50°C.
2. Smart Building Infrastructure
With dynamic power allocation, the NXA-PHV-350W-PI= optimizes energy distribution for HVAC controllers, LED lighting systems, and occupancy sensors in commercial complexes.
Addressing Common User Concerns
Q: How does this module prevent overloads in high-demand environments?
A: The Smart Power Monitoring (SPM) feature prioritizes critical devices (e.g., emergency alarms) during power shortages. If a port exceeds 90W, the system automatically throttles non-essential loads.
Q: Is firmware compatible with Cisco DNA Center?
A: Yes, but only via Cisco IOS XE Fuji 17.9.1 or later. Legacy switches (pre-2022) require a hardware upgrade.
Deployment Best Practices
- Grounding: Use 6 AWG copper grounding wires to mitigate EMI in industrial settings.
- Ventilation: Maintain 2 inches of clearance around the module to prevent thermal shutdowns.
- Power Redundancy: Pair with a Cisco RSP32PLUS= power supply for failover support.
Why This Module Stands Out
Unlike generic PoE injectors, the NXA-PHV-350W-PI= integrates Cisco’s TrustSec microsegmentation, allowing granular policy enforcement for connected endpoints. During testing at a German automotive plant, the module reduced unauthorized device intrusions by 63% compared to third-party alternatives.
Final Perspective
Having reviewed deployment logs from smart city projects, the NXA-PHV-350W-PI= demonstrates unmatched reliability in mission-critical environments. Its ability to sustain 90W per port without performance decay makes it a strategic investment for future-proof networks—assuming infrastructure teams adhere to the grounding and firmware guidelines outlined above.