Description
The Cisco N7K-AC-3KW is a high-performance 3000-watt AC power supply module specifically designed for the Cisco Nexus 7000 Series switches. This module is an essential component for enterprise data centers, providing the scalable and reliable power needed for high-density 10/40/100 Gigabit Ethernet deployments.
Key Features and Performance
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Scalable Output: Delivers a full 3000W when connected to a high-line nominal voltage (220V AC). On low-line voltage (110V AC), the output is scaled to 1400W.
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80 PLUS Platinum Efficiency: Certified for superior energy efficiency (up to 94%), which significantly reduces heat dissipation and lowers overall operational energy costs.
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High Availability: Supports multiple user-configurable redundancy modes (such as $N+1$ or $N+N$), ensuring that the Nexus chassis remains operational even if a power supply or power grid fails.
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Hot-Swappable: The module is designed for front-access installation and can be swapped while the system is running, allowing for maintenance without network downtime.
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Active Cooling: Features an integrated internal fan and LED status indicators for real-time monitoring of power and thermal health.
Technical Specifications
| Attribute | Detail |
| Max Power Capacity | 3000 Watts (at 220V) / 1400 Watts (at 110V) |
| Efficiency Rating | 80 PLUS Platinum |
| Input Voltage Range | 90V – 264V AC (Auto-ranging) |
| Input Current | 16A Maximum |
| Heat Dissipation | 11,400 BTU/hr |
| Form Factor | Internal Plug-in Module |
| Dimensions | 1.6 x 4.0 x 22.0 inches (H x W x D) |
Device Compatibility
This power supply is purpose-built for the Cisco Nexus 7000 Series modular switches, including:
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Nexus 7004: Supports up to four 3kW power supplies.
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Nexus 7009 & 7010: Compatible as a standard power module for these chassis configurations.
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Nexus 7018: Utilized in high-density configurations requiring redundant power arrays.






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