
( Brand: Cisco ), ( Manufacturer Part Number: UCSC-PSUV2-1050D ), ( Part Type: Supply )
The **Cisco Unified Computing System (UCS) Power Supply Unit (PSU) UCSC-PSUV2-1050D (1050W)** is a high-performance, enterprise-grade power supply designed to deliver reliable, efficient, and scalable energy to Cisco s next-generation Unified Computing System (UCS) servers. Engineered for mission-critical environments, this hot-swappable, redundant power supply ensures uninterrupted operation by providing a robust 1050-watt output, making it ideal for high-density computing workloads such as virtualization, cloud computing, and data center applications. Built with Cisco s commitment to energy efficiency, the UCSC-PSUV2-1050D operates at an industry-leading **94% peak efficiency**, significantly reducing operational costs and minimizing heat generation within the server chassis. Its **double-conversion topology** ensures clean, stable power delivery while protecting sensitive server components from voltage fluctuations, surges, and transients, thereby enhancing system stability and longevity.
The design of the UCSC-PSUV2-1050D incorporates advanced thermal management features, including **active cooling and intelligent fan control**, which optimize airflow and maintain optimal operating temperatures even under peak load conditions. This not only extends the lifespan of the power supply but also contributes to a quieter, more efficient data center environment. Compatible with Cisco s **C-Series and B-Series blade servers**, as well as the **UCS Mini and UCS C-Series Rack-Mount Servers**, this power supply is engineered to seamlessly integrate with Cisco s unified infrastructure, offering flexibility for both traditional and modern workloads. Its **hot-swappable architecture** allows for zero downtime during maintenance, ensuring continuous availability of critical applications without disrupting business operations.
Security and reliability are paramount in modern data centers, and the UCSC-PSUV2-1050D delivers on both fronts with **Cisco s Secure Boot and hardware-based authentication**, preventing unauthorized access and ensuring only verified firmware and components are deployed. Additionally, its **redundant design** allows for seamless failover in the event of a single PSU failure, maintaining high availability and minimizing risk. The power supply also supports **Cisco s Intelligent Power Management (IPM)**, enabling administrators to monitor and control power consumption remotely via tools like **Cisco UCS Manager**, **Intersight**, or **UCS Central**, enhancing operational efficiency and simplifying IT management. With a **low-profile, space-efficient form factor**, this power supply is designed to fit seamlessly into Cisco s compact yet high-performance server designs, making it an excellent choice for both greenfield deployments and upgrades to existing infrastructure.
Built to meet **IEC 62368-1, UL 60950-1, and FCC Part 15 compliance standards**, the UCSC-PSUV2-1050D ensures safety, reliability, and regulatory adherence in diverse global environments. Its **modular and scalable architecture** allows data center operators to expand capacity as needed, accommodating future growth without requiring a complete infrastructure overhaul. Whether deployed in a traditional rack environment or within a Cisco UCS Mini for edge computing, this power supply provides the power density and efficiency required to support next-generation workloads, from AI and machine learning to high-performance computing (HPC) and large-scale virtualization deployments. With Cisco s reputation for innovation and reliability, the UCSC-PSUV2-1050D represents a strategic investment in a resilient, high-performance power solution that aligns with the demands of modern IT infrastructure.
The Cisco UCS Power Supply (UCSC-PSUV2-1050D) is a high-capacity, hot-swappable power supply designed for Cisco Unified Computing System (UCS) servers. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
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### **Pros of the Cisco UCSC-PSUV2-1050D (1050W Power Supply)**
1. **High Power Capacity**
The 1050W power supply is ideal for high-performance UCS servers, particularly those running demanding workloads such as virtualization, databases, or AI/ML applications. It provides sufficient power to support multiple high-end CPUs, GPUs, and storage components without overheating or throttling.
2. **Hot-Swappable Design**
Cisco UCS servers support hot-swappable power supplies, meaning you can replace a faulty unit without shutting down the system. This minimizes downtime and improves operational reliability, especially in mission-critical environments.
3. **Redundancy Support**
The UCS platform typically allows for dual power supply configurations, enabling redundancy. If one power supply fails, the second can take over seamlessly, ensuring continuous operation. This is crucial for high-availability deployments.
4. **Efficiency and Energy Savings**
Modern Cisco power supplies, including this model, are designed with high efficiency (typically 80% at full load). This reduces energy consumption and lowers operational costs over time. Some models also support Cisco s EnergyWise technology for further power optimization.
5. **Compatibility with Cisco UCS Servers**
This power supply is specifically engineered for Cisco UCS servers, ensuring seamless integration with the UCS Manager, Cisco IMC (Integrated Management Controller), and other UCS components. It works well with UCS B-Series Blade Servers and C-Series Rack Servers.
6. **Reliability and Durability**
Cisco power supplies are built to withstand demanding environments, including high humidity, temperature fluctuations, and extended operational hours. The use of high-quality components reduces the likelihood of premature failure.
7. **Support for Advanced Features**
The power supply may support features like:- **Cisco s Power Budgeting**: Allows administrators to allocate power dynamically across servers in a UCS environment.
- **Cisco s Power Management Policies**: Enables granular control over power consumption based on workload demands.
- **Compatibility with Cisco s UCS Central**: Simplifies management across multiple UCS domains.
8. **Long Lifecycle and Availability**
Cisco power supplies are part of a well-supported product line with extended warranties and availability through Cisco s global supply chain. This ensures easy replacement and support even for older UCS models.
9. **Quiet Operation**
Compared to some third-party power supplies, Cisco units are designed to operate quietly, reducing noise levels in data centers a consideration for environments with strict acoustic requirements.
10. **Future-Proofing**
The 1050W capacity is higher than many standard power supplies, providing headroom for future upgrades (e.g., adding more GPUs or increasing CPU/DRAM capacity) without requiring an immediate power supply replacement.
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### **Cons of the Cisco UCSC-PSUV2-1050D (1050W Power Supply)**
1. **Cost**
Cisco power supplies are premium-priced compared to generic or third-party alternatives. The UCSC-PSUV2-1050D is no exception, which may increase the total cost of ownership (TCO) for budget-conscious deployments.
2. **Vendor Lock-In**
Cisco s proprietary design means this power supply is exclusive to UCS servers. If you ever need to migrate to a non-Cisco platform (e.g., Dell, HP, or third-party servers), you ll need to replace it with a compatible unit, adding complexity and cost.
3. **Limited Availability Outside Cisco Ecosystem**
Unlike generic power supplies, this unit may not be readily available from non-Cisco vendors or distributors. Purchasing may require ordering directly from Cisco or authorized resellers, which could impact lead times.
4. **Potential Overkill for Low-Demand Workloads**
If your UCS server is running lightweight workloads (e.g., basic virtualization or low-traffic applications), a 1050W power supply may be more power than needed. This could lead to inefficiencies, such as higher energy costs or unnecessary heat generation.
5. **Physical Size and Space Constraints**
High-capacity power supplies like this one occupy more space in the server chassis. In densely configured UCS Blade Servers, this may limit the number of blades you can install per slot, potentially reducing server density.
6. **Dependence on Cisco Support**
Troubleshooting or replacing the power supply may require Cisco s support resources, which could introduce delays if issues arise outside of business hours or during peak periods.
7. **Potential for Higher Heat Output**
While efficient, high-wattage power supplies generate more heat. In environments with limited cooling capacity, this could necessitate additional cooling solutions (e.g., fans, liquid cooling), adding to infrastructure costs.
8. **No Direct Compatibility with Non-UCS Servers**
Unlike generic power supplies, this unit cannot be used in non-Cisco servers. If you ever need to repurpose the server for a different platform, you ll need to replace the power supply entirely.
9. **Warranty and Support Complexity**
Cisco s warranty and support policies may be more complex than those of generic suppliers. For example, returns or replacements might require specific procedures or documentation, which could be cumbersome for smaller organizations.
10. **Potential for Obsolescence**
While Cisco power supplies are designed for longevity, older UCS models may eventually reach end-of-life (EOL). At that point, finding replacements could become difficult, and you may need to upgrade the entire server stack.
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### **Conclusion**
The Cisco UCSC-PSUV2-1050D 1050W power supply is a robust, high-performance component ideal for demanding UCS environments where reliability, redundancy, and scalability are critical. Its hot-swappable design, efficiency, and compatibility with Cisco s ecosystem make it a strong choice for organizations heavily invested in Cisco s infrastructure. However, its premium cost, vendor lock-in, and potential overkill for low-demand workloads are significant drawbacks, particularly for smaller deployments or budget-sensitive environments.
For most enterprise or data center environments running high-performance workloads on UCS servers, the benefits outweigh the drawbacks. The power supply s ability to support future upgrades, reduce downtime, and integrate seamlessly with Cisco s management tools makes it a worthwhile investment for long-term deployments.
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### **Recommendation**
- **Buy the UCSC-PSUV2-1050D if:**- You are deploying or upgrading a Cisco UCS server with high-performance workloads (e.g., virtualization, databases, AI, or HPC).
- Redundancy and hot-swappability are non-negotiable for your environment.
- You are committed to Cisco s ecosystem and can justify the higher cost based on long-term reliability and support.
- Your server s power requirements are likely to increase in the near future, and you want headroom for upgrades.
- **Avoid or Consider Alternatives if:**- Your workloads are lightweight, and a lower-wattage power supply (e.g., 700W or 800W) would suffice, reducing costs and heat output.
- You are operating on a tight budget and can find a similarly reliable generic power supply that meets your power needs.
- You plan to migrate away from Cisco UCS in the future, as this power supply is not compatible with non-Cisco servers.
- Your data center has limited cooling capacity, and the higher heat output of a 1050W supply could pose challenges.
- **Alternatives to Consider:**- If you need a lower-cost option, explore Cisco s lower-wattage power supplies (e.g., UCSC-PSUV2-700D or UCSC-PSUV2-800D) if your workloads don t require 1050W.
- For non-Cisco servers, consider high-quality generic power supplies from brands like APC, Delta, or Liebert, which may offer better cost flexibility and broader compatibility.
- If you are running multiple UCS servers, evaluate Cisco s power budgeting features to optimize power allocation across your environment.
In summary, the UCSC-PSUV2-1050D is a superior choice for Cisco UCS deployments where performance and reliability are paramount. However, weigh the cost and long-term implications carefully against your specific requirements.
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