CISCO 341-0461-03 Power Supply Nexus N55-PAC-1100W-B SPACSCO-34G 5596UP/T

( Brand: Cisco ), ( Manufacturer Part Number: 341-0461-03 ), ( Part Type: Supply ), ( Creator: Ek )

Review CISCO 1100w Power Supply Nexus 5596up/t

The **Cisco 341-0461-03 N55-PAC-1100W-B SPACSCO-34G 1100W Power Supply** is a high-performance, enterprise-grade power module designed exclusively for the **Cisco Nexus 5596UP/T** switching platform, ensuring seamless scalability and reliability in data center environments. This power supply delivers a robust **1100-watt output**, engineered to sustain the demanding workloads of modern networking infrastructures while maintaining optimal efficiency and thermal management. Built with Cisco s stringent quality standards, it incorporates advanced redundancy and failover capabilities, allowing for uninterrupted operation even in the event of a single power module failure. The unit features a **dual-input design**, accommodating both **110V and 230V AC power sources**, making it versatile for global deployments without the need for additional converters. Its compact yet durable form factor ensures seamless integration into the Nexus 5596UP/T chassis, maximizing space efficiency while minimizing operational overhead. The power supply is equipped with **hot-swappable functionality**, enabling maintenance or replacement without disrupting network services, a critical feature for high-availability environments. Additionally, it adheres to **Cisco s SPACSCO-34G certification**, ensuring compatibility with the latest networking protocols and power management standards. With its **high-efficiency design**, this power supply minimizes energy consumption and heat generation, contributing to lower operational costs and extended equipment lifespan. Ideal for enterprises requiring **high-density, low-latency networking**, the Cisco 341-0461-03 is a cornerstone component for building resilient, future-proof data center architectures.

### **Pros and Cons of buying a Cisco 341-0461-03 (N55-PAC-1100W-B) Power Supply for Nexus 5596UP/T**

1. **Compatibility and Reliability** This is an official Cisco power supply designed specifically for the Nexus 5596UP/T chassis. It ensures proper voltage, current, and cooling integration, reducing the risk of compatibility issues or hardware damage.

2. **High Power Output (1100W)** The 1100W capacity provides sufficient power for high-performance configurations, including multiple 10G/40G/100G interfaces, FEX connections, and high-density traffic scenarios. This prevents underpowering and potential system instability.

3. **Redundancy Support** The Nexus 5596UP/T supports multiple power supplies, allowing for hot-swappable redundancy. Pairing this with another identical unit ensures continuous operation if one fails, improving uptime in mission-critical environments.

4. **Efficiency and Cooling** Cisco power supplies are engineered for efficiency, reducing heat generation and improving overall system reliability. The 1100W model balances power delivery with thermal management, which is crucial for maintaining optimal chassis temperatures.

5. **Warranty and Support** As an original Cisco part, it comes with Cisco s standard warranty (typically 1 3 years, depending on the purchase channel). Cisco s technical support ensures easier troubleshooting and replacement if issues arise.

6. **Future-Proofing** The Nexus 5596UP/T is a high-end switch, and investing in a robust power supply like this ensures scalability for upgrades (e.g., additional modules, higher-speed interfaces) without power constraints.

7. **Hot-Swappable Design** The power supply can be replaced without powering down the chassis, minimizing downtime during maintenance or failures.

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1. **Cost** Cisco power supplies are premium-priced compared to third-party alternatives. For a single unit, the cost may be prohibitive for smaller deployments or budget-conscious buyers.

2. **Limited Availability of Refurbished/Used Units** Unlike consumer electronics, Cisco enterprise hardware (especially power supplies) is less commonly found in refurbished or open-market resale channels. This can make sourcing secondhand units difficult and risky.

3. **Overkill for Low-Density Deployments** If the Nexus 5596UP/T is being used in a low-traffic environment with minimal modules (e.g., few FEXes or interfaces), an 1100W supply may be more power than needed. A lower-wattage unit (e.g., 800W) could suffice, reducing costs slightly.

4. **Physical Size and Installation Space** The power supply occupies space in the chassis. In densely populated racks, the footprint may need careful planning, especially if multiple high-wattage units are required for redundancy.

5. **Dependency on Cisco Ecosystem** If the switch is part of a mixed-vendor environment, reliance on Cisco-specific components (like this power supply) may complicate troubleshooting or support if issues arise outside Cisco s ecosystem.

6. **Potential for Obsolescence** While the Nexus 5596UP/T is still supported, Cisco s hardware lifecycle policies may eventually phase out older models. Future upgrades or replacements could require new power supplies, adding long-term costs.

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### **Conclusion**

The **Cisco 341-0461-03 (N55-PAC-1100W-B) power supply** is a high-quality, reliable choice for the Nexus 5596UP/T, especially in environments requiring high performance, redundancy, and long-term stability. Its official status ensures compatibility and support, while the 1100W capacity accommodates demanding workloads. However, the cost and potential over-provisioning for less intensive setups may make it less ideal for smaller deployments or budget-sensitive projects.

For most **enterprise, data center, or high-availability networks**, the investment is justified. If cost is a major concern and the deployment is lightweight, evaluating a lower-wattage Cisco power supply (if available) or verifying if the existing power supply meets requirements could be alternatives. Third-party suppliers should be avoided unless absolutely necessary, as they risk voiding warranties and introducing compatibility risks.

### **Recommendation**

- You require redundancy (pair it with another identical unit).

- Your Nexus 5596UP/T will run high-density traffic (multiple FEXes, high-speed interfaces).

- You prioritize warranty, support, and long-term reliability over cost savings.

- You are deploying in a mission-critical environment where uptime is non-negotiable.

- Your deployment is minimal (few modules/interfaces), and an 800W supply would suffice (check Cisco s compatibility matrix for alternatives).

- Budget constraints are significant, and you can verify the existing power supply s health (though this is not recommended for new installations).

- You are purchasing through a trusted Cisco reseller to ensure authenticity and warranty coverage.

For most professional deployments, **the Cisco 341-0461-03 is the safest and most recommended choice**. Always verify the exact power requirements of your configuration before purchasing.

Details:

Due to the nature of photography, shelf wear, shipping and handling, items received may appear differently than what is shown. If the or photos are not clear, please let us know. UP FOR SALE IS A CISCO N55-PAC-1100W-B 341-0461-03 SPACSCO-34G 1100W POWER SUPPLY NEXUS 5596UP/T.

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part #: 341046103 prices

• $17.99-$52.31

specifications serverpowe:

• brand: Cisco
• mpn: 341-0461-03
• part type: Supply
• creator: Ek

general serverpowe:

• condition: Used
• Enterprise Networking, Servers > Server Components > Server Power Supplies

seller serverpowe:

• city: Columbia, Maryland
• rating: 99.7%
• # reviews: 32148

offer serverpowe:

• best offers: True
• quantity: 2
• started: March 18, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock

shipping serverpowe:

• cost: $0.00
• type: Fixed
• transit: 3-7 Days
• class: Standard
• service: Standard

payments serverpowe:

• credit card: Diners-club
• wallet: Google-pay
• other

returns serverpowe:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days
• method: Money back

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