Product Overview:
The Cisco N9K-PWR-3000W-B is a high-efficiency 3000W AC power supply module designed for Cisco Nexus 9500 Series switches. It features reverse airflow (port-side exhaust) and is engineered for high availability and power redundancy in mission-critical enterprise and data center environments.
Product Description:
The N9K-PWR-3000W-B provides robust and reliable power for the Cisco Nexus 9500 chassis, supporting high-density configurations and demanding workloads. This power supply ensures consistent and efficient energy delivery with support for 80 Plus Platinum efficiency ratings. Its reverse airflow design aligns with port-side exhaust systems, maintaining optimal cooling for systems where front-to-back air movement is required. Hot-swappable and redundant power configurations allow for seamless maintenance and enhanced uptime.
Key Features:
Delivers up to 3000W of AC power
Reverse airflow (port-side exhaust)
Supports 80 Plus Platinum energy efficiency
Designed for use with Cisco Nexus 9500 Series switches
Enables 1+1 or N+N redundant power configurations
Hot-swappable for uninterrupted operation
Ideal for high-density, power-intensive deployments
Technical Specifications:
| Specification | Details |
| Power Capacity | 3000 Watts AC |
| Airflow Direction | Port-side exhaust (reverse airflow) |
| Power Supply Type | Hot-swappable module |
| Redundancy Support | 1+1 or N+N configurations |
| Efficiency Certification | 80 Plus Platinum |
| Compatible Platforms | Cisco Nexus 9504, 9508, 9516 |
| Input Voltage Range | 200–240 VAC |
| Operating Temperature | 0°C to 40°C |
Similar Power Supply Comparison Table:
| Model | Wattage | Airflow Type | Redundancy | Efficiency Rating | Use Case |
| N9K-PWR-3000W-B | 3000W | Port-side exhaust | 1+1, N+N | 80 Plus Platinum | Reverse airflow data center use |
| N9K-PWR-3000W-F | 3000W | Front-side exhaust | 1+1, N+N | 80 Plus Platinum | Front airflow configuration |
| N9K-PWR-2000W-B | 2000W | Port-side exhaust | 1+1, N+N | 80 Plus Platinum | Medium power environments |
