Description
Product Overview of the Cisco C9K-PWR-650WAC-R AC Power Supply
The Cisco C9K-PWR-650WAC-R is a crucial component designed to provide power to Cisco’s Catalyst 9500 Series switches. It offers a redundant alternate (AC) power supply solution with a capacity of 650 watts, ensuring reliable and continuous operation. The Cisco Catalyst 9500 Series – the C9K-PWR-650WAC-R, which is a 650-watt redundant alternate (AC) power supply unit with front-to-back airflow. This component plays a crucial role in ensuring uninterrupted power delivery to the Cisco Catalyst 9500 Series switches, safeguarding network reliability.
Key Features
The Cisco C9K-PWR-650WAC-R power supply comes equipped with several key features that make it a reliable and efficient choice for powering Catalyst 9500 Series switches.
- Redundancy and Reliability: Redundancy is a critical feature for network equipment, ensuring uninterrupted operations even in the case of power supply failure. The Cisco C9K-PWR-650WAC-R provides a redundant power supply solution, allowing for seamless switchover to the alternate power source in case of any issues with the primary one. This redundancy is essential for maintaining network uptime and reducing the risk of downtime due to power failures.
- 650 Watts Capacity: With a power capacity of 650 watts, the Cisco C9K-PWR-650WAC-R can effectively meet the power requirements of Catalyst 9500 Series switches. This ample power supply capacity ensures that the switches operate efficiently, even under heavy workloads.
- Front-to-Back Airflow: The power supply unit is designed with front-to-back airflow, ensuring proper cooling of the unit and the connected switches. Efficient cooling is essential to prevent overheating and maintain the longevity of the equipment.
- Hot Swappable: The Cisco C9K-PWR-650WAC-R is hot-swappable, allowing for easy and non-disruptive replacement of power supplies. This feature simplifies maintenance and reduces downtime during power supply replacement.
- Compatibility: This power supply is specifically designed for use with Cisco Catalyst 9500 Series switches, ensuring perfect compatibility and optimal performance. It is always recommended to use Cisco-certified components to maintain the integrity of your network infrastructure.
Benefits of Using Cisco C9K-PWR-650WAC-R
Now, let’s explore the various benefits that come with using the Cisco C9K-PWR-650WAC-R power supply in your network infrastructure.
- Enhanced Network Uptime: The redundant power supply feature of the Cisco C9K-PWR-650WAC-R significantly enhances network uptime. In the event of a power supply failure, the alternate power source seamlessly takes over, ensuring that the network continues to operate without any interruption. This is particularly crucial for businesses and organizations that depend on a reliable and uninterrupted network connection.
- Scalability: Catalyst 9500 Series switches are known for their scalability, and the Cisco C9K-PWR-650WAC-R power supply complements this feature. As your network grows and evolves, you can easily add additional power supplies to meet the increased power demands, ensuring that your network can accommodate more devices and traffic.
- Easy Maintenance: The hot-swappable design of the Cisco C9K-PWR-650WAC-R power supply simplifies maintenance and reduces downtime. IT professionals can replace a faulty power supply without having to power down the entire system. This minimizes disruptions and contributes to the overall reliability of the network.
- Energy Efficiency: Cisco is committed to energy-efficient solutions, and the C9K-PWR-650WAC-R is no exception. The power supply is designed to optimize power consumption, helping to reduce energy costs while minimizing the environmental impact.
- Optimal Cooling: The front-to-back airflow design of the power supply ensures that it remains cool and operates efficiently. This contributes to the overall reliability and longevity of the equipment. Proper cooling is essential for preventing overheating, which can lead to equipment failure and network downtime.
- Certified Compatibility: Using Cisco-certified components like the C9K-PWR-650WAC-R is essential for ensuring the compatibility and performance of your network infrastructure. These certified components have been rigorously tested to meet Cisco’s high standards, reducing the risk of compatibility issues and improving the overall network performance.
High-Performance for 650-Watt PSU
The Cisco C9K-PWR-650WAC-R is a high-performance, redundant power supply for use with Cisco 9000 series routers. It provides 650 watts of power and has an AC input voltage range of 100-240V. The “R/2” in the product name indicates that it is a redundant power supply, meaning that it has a second power supply built in as a backup in case the primary power supply fails. This helps to ensure that the router continues to operate even if there is a problem with the primary power supply.
Power Capacity
The C9K-PWR-650WAC-R offers a power capacity of 650 watts. This means it can deliver up to 650 watts of electrical power to the connected Cisco Catalyst 9500 Series switch. This power capacity is sufficient for most network deployments, ensuring that the switch can operate without power-related interruptions.
Redundancy
The C9K-PWR-650WAC-R is a redundant power supply unit. Redundancy is vital for network uptime. In the event that one power supply unit fails, the other can seamlessly take over, preventing any disruption in network services. This high availability ensures that critical network operations can continue without interruption.
Alternate (AC) Power Supply
This power supply unit is designed to work with alternate current (AC) power sources, making it compatible with standard electrical systems. This AC compatibility simplifies the deployment process and ensures that the power supply unit can be used in a wide range of network environments.
Compatibility
The C9K-PWR-650WAC-R is specifically designed for use with the Cisco Catalyst 9500 Series switches. It is crucial to ensure that the power supply unit is compatible with the intended switch to guarantee proper operation.
Hot-Swappable
Hot-swappability is a feature that allows you to replace a power supply unit while the switch is still running. This means that you can replace a faulty power supply unit without shutting down the entire switch, further contributing to network availability. The hot-swappable nature of the power supply unit allows for maintenance without interrupting network services. This is particularly advantageous in environments where network downtime is costly or unacceptable.
Data Centers
Data centers, which host vast amounts of critical data and applications, rely on uninterrupted power. The C9K-PWR-650WAC-R plays a pivotal role in maintaining continuous operation within data centers.
Telecommunication Networks
Telecommunication networks require constant uptime to provide voice and data services to customers. The redundancy and reliability of the C9K-PWR-650WAC-R make it a suitable choice for telecom infrastructure.
High-Performance Networking
The Catalyst 9500 Series switches are engineered to provide high-performance networking solutions. They support a wide range of features and protocols, making them suitable for various applications, from basic connectivity to advanced data center networking.
Modular and Scalable
These switches are modular in design, allowing users to customize their configurations to match their specific requirements. They come in various models and form factors, ensuring scalability and flexibility for different network sizes and setups.
Advanced Routing
The Catalyst 9500 Series switches support advanced routing protocols, making them suitable for both core and edge routing applications. They also offer a wide range of interface options, including copper and fiber, to meet connectivity requirements.
Now that we have a broad understanding of the Catalyst 9500 Series switches, let’s move on to the central topic of this article, the Cisco C9K-PWR-650WAC-R power supply.
Resiliency and High Availability
The Cisco C9K-PWR-650WAC-R AC Redundant Power Supply is designed to provide resiliency and high availability for Cisco 9000 series routers. The “R/2” in the product name indicates that it is a redundant power supply, which means it has a second power supply built-in as a backup in case the primary power supply fails. This ensures that the router continues to operate, even if there is a problem with the primary power supply.
The redundant power supply also provides power resiliency, which means that it is able to supply power to the router even in the event of a power outage. This helps to ensure that the router remains operational and that network services continue to be available to users.
Additionally, the high performance of the power supply ensures that it can deliver enough power to support the full range of Cisco 9000 series routers and that it can deliver the power needed for the full range of features and capabilities of these routers. This helps to ensure that the network services provided by the router remain available and responsive to user demands.
General Information about this Cisco C9K-PWR-650WAC-R
- Manufacturer: Cisco
- Part Number or SKU# C9K-PWR-650WAC-R
- Product Line: Catalyst
- Product Type: Redundant AC Power Supply
Power Description of AC Power Supply
- Input Connectors Power: IEC 60320 C14
- Switching PSU Capacity: 650 Watt
- AC input voltage-Nominal range: 100 and 240 VAC (Range: 90-132 VAC, 180-264 VAC)
- AC input frequency-Nominal range: 50 to 60 Hz (Range: 47-63 Hz)
- Maximum AC input current: 7.6 A at 90 – 132 VAC, 3.65 A at 180 – 264 VAC
- Maximum input volt Amperes: 760 VA at 100 VAC
- Maximum output power per power supply: 650 W
- Maximum in-rush current: 11 A (sub-cycle duration)
- Maximum hold-up time: 12 ms at 650 W
- Power supply output voltage: 12 VDC
- Power supply standby voltage: 12 VDC
Technical Information for Redundant Power Supply
- Form Factor (Power Device): Plug-in module
- Air Flow Direction: Front-to-back Airflow
Compatibility Information
- P/N: C9500-24Y4C-10A, C9500-24Y4C-10E, C9500-24Y4C-1A, C9500-24Y4C-1E, C9500-24Y4C-A, C9500-24Y4C-E, C9500-24Y4C-EDU, C9500-32QC-10A, C9500-32QC-10E, C9500-32QC-1E, C9500-32QC-A, C9500-32QC-E, C9500-32QC-EDU, C9500-32QC-P, C9500-48Y4C-10A, C9500-48Y4C-10E, C9500-48Y4C-1A, C9500-48Y4C-1E, C9500-48Y4C-A, C9500-48Y4C-A=, C9500-48Y4C-A-BUN, C9500-48Y4C-A-CAP, C9500-48Y4C-E, C9500-48Y4C-EDU
In summary, the Cisco C9K-PWR-650WAC-R power supply is an essential component for Cisco Catalyst 9500 Series switches, providing redundancy, reliability, and efficiency. Its 650 watts capacity, front-to-back airflow design, and hot-swappable feature make it an ideal choice for organizations that require uninterrupted network connectivity.
By understanding its key features, benefits, installation process, compatibility, and maintenance guidelines, network administrators can ensure that their Catalyst 9500 Series switches are powered with the utmost reliability and efficiency. Proper installation and maintenance, along with the use of Cisco-certified components, contribute to the overall performance and longevity of the network infrastructure.







