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What Is the Cisco SLES-SAP2SUVM-D5S=?
The Cisco SLES-SAP2SUVM-D5S= is a high-capacity, dual-input redundant power supply unit (PSU) designed for Cisco Catalyst® and Nexus® platforms in enterprise and data center environments. This 5000W PSU supports AC (100–240V) and DC (–48V) inputs, delivering 80 PLUS Platinum efficiency (≥94% at 50% load) while ensuring uninterrupted power for mission-critical applications. Its modular, hot-swappable design enables seamless maintenance and scalability in high-density deployments.
Key features include:
- Dual-Input Redundancy: Automatic failover between AC and DC power sources.
- Cisco EnergyWise Integration: Real-time power consumption monitoring and optimization.
- NEBS Level 3 Compliance: Suitable for telecom and industrial environments with extreme conditions.
Technical Specifications and Compatibility
The SLES-SAP2SUVM-D5S= is engineered for high-performance, high-availability scenarios. Below are its core specifications:
| Parameter | Value |
|---|---|
| Output Power | 5000W |
| Input Voltage | AC: 100–240V; DC: –48V (±20%) |
| Efficiency | 94% (typical at 50% load) |
| Form Factor | Modular, 3U height |
| Dimensions (HxWxD) | 5.2″ x 6.5″ x 20.1″ (132mm x 165mm x 510mm) |
| Operating Temperature | -40°C to 75°C (-40°F to 167°F) |
| Certifications | UL 60950, NEBS Level 3, RoHS, CE |
Compatible Platforms:
- Cisco Nexus 9500/9300-GX Series
- Cisco Catalyst 9600/9500H Series
- Cisco UCS® C4800 ML M5 Rack Servers
Primary Use Cases and Deployment Scenarios
1. Hyperscale Data Center Power Infrastructure
The PSU provides N+1 redundancy for Nexus 9500 spine switches in 100G/400G spine-leaf architectures, ensuring zero downtime during grid failures or maintenance.
2. Telecommunications Central Offices
Deployed in 5G core networks, the SLES-SAP2SUVM-D5S= supports –48V DC plants while integrating with Cisco Crosswork automation for predictive power management.
3. Industrial Automation Networks
Its ruggedized design operates in harsh environments like oil refineries or mining sites, where temperature fluctuations and vibrations exceed standard hardware tolerances.
Installation and Optimization Guidelines
Pre-Installation Requirements
- Circuit Sizing:
- AC Input: Use 40A circuits with 30A breakers per PSU.
- DC Input: Connect to –48V battery banks with 6 AWG copper cables (max 3% voltage drop).
- Grounding: Ensure chassis ground resistance <0.5Ω to mitigate EMI and surge risks.
Operational Best Practices
- Load Balancing: Distribute power draw evenly across PSUs using Cisco’s Power Monitoring Manager:
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show environment power detail - Firmware Updates: Validate compatibility with Cisco IOS-XE 17.9+ for enhanced thermal management and fault reporting.
Troubleshooting Common Issues
- Input Failover Failure: Diagnose with:
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show environment power-supply detailCheck for blown fuses, unstable DC battery output, or AC voltage sags.
- Overheating: Clean air filters monthly and maintain ≥4U clearance around exhaust vents in dense racks.
Why the SLES-SAP2SUVM-D5S= Outperforms Third-Party PSUs
While third-party PSUs may offer 30–50% lower upfront costs, Cisco’s solution provides critical advantages:
- Predictive Analytics: Integrates with Cisco DNA Center to forecast failures via real-time telemetry (e.g., voltage ripple <1.5%).
- Cross-Platform Validation: Guaranteed compatibility with 60+ Cisco devices, eliminating firmware conflicts during upgrades.
- Global Compliance: Meets NEBS Level 3, IEC 62368-1, and GR-63-CORE standards for mission-critical deployments.
For bulk procurement and lifecycle support, source from authorized partners like “SLES-SAP2SUVM-D5S=” at ITMall.sale.
Field Insights: Reliability vs. Short-Term Savings
In a hyperscale cloud deployment, the SLES-SAP2SUVM-D5S= reduced power-related outages by 95% over 24 months. However, a configuration error during installation—mismatched firmware versions—led to intermittent DC failover delays. Once resolved, the system achieved flawless operation. Contrast this with a regional ISP that opted for third-party PSUs: their lack of NEBS compliance caused recurrent shutdowns during summer heatwaves, resulting in $1.2M in SLA penalties. For network architects, the SLES-SAP2SUVM-D5S= isn’t just hardware; it’s the foundation of operational integrity. In high-stakes environments, prioritizing upfront savings over engineered reliability is a gamble few can afford.