What Is the NC55-2RU-ACC-SL1? Hyperscale Rack
Defining the NC55-2RU-ACC-SL1: Modular Expansion ...
Core Role in Cisco Power Infrastructure
The CP-6800-PWR-CE= is a 6800W AC power supply unit designed for Cisco Catalyst 9400 and 9500 Series switches. Tailored for environments requiring massive power delivery, it supports high-density PoE++ (90W per port) deployments, such as industrial IoT hubs, stadium Wi-Fi 6E networks, and AI-driven surveillance systems with hundreds of connected endpoints.
Technical Specifications and Operational Advantages
- Output Capacity: Delivers 6800W total power at 94% efficiency, reducing operational costs in always-on environments.
- PoE++ Budget: Allocates up to 3840W for PoE++ devices, enabling 42 ports at 90W each—ideal for powering PTZ cameras, digital signage, and 802.11bt access points.
- Dual-Input Redundancy: Supports AC or DC input sources, allowing hybrid power configurations for critical infrastructure (e.g., hospitals, manufacturing plants).
CP-6800-PWR-CE= vs. CP-3905-PWR-CN=: Scaling for High-Density Needs
| Feature | CP-6800-PWR-CE= | CP-3905-PWR-CN= |
|---|---|---|
| Max Output | 6800W | 3905W |
| PoE Budget | 3840W | 1440W |
| Input Flexibility | AC/DC dual-source | AC-only |
| Use Case | Mega-scale PoE++/industrial edge | Enterprise campus core |
The CP-6800-PWR-CE= is engineered for hyper-scale PoE demands, while the 3905W model suits smaller deployments with moderate power requirements.
Addressing Critical Deployment Questions
Q: Is this PSU backward-compatible with Catalyst 9300 chassis?
A: No—it requires the Catalyst 9400/9500 Series’ expanded power shelf and Enhanced PoE capabilities. Mismatched installations risk overcurrent faults.
Q: How to verify authenticity when purchasing?
A: Source directly from [“CP-6800-PWR-CE=” link to (https://itmall.sale/product-category/cisco/) to ensure compliance with Cisco’s hardware warranties and safety certifications.
Strategic Planning for High-Power Environments
While the CP-6800-PWR-CE= offers unparalleled capacity, its size and heat output demand careful thermal management. Deployments in confined spaces should incorporate auxiliary cooling (e.g., rack-mounted fans) to prevent thermal throttling. Additionally, teams must calculate peak concurrent usage—not just per-port averages—to avoid tripping circuit breakers during traffic surges.
The Hidden Cost of Under-Provisioning
In large-scale IoT or smart city projects, underestimating power needs leads to costly retrofits within 12–18 months. The CP-6800-PWR-CE=’s dual-input redundancy and massive PoE budget may seem excessive initially, but they provide critical headroom for unplanned device expansions. From firsthand experience, networks that “right-size” power infrastructure often face 50% higher TCO due to mid-cycle upgrades—a risk this PSU mitigates decisively.