Description
The HP 481320-001 is a 595W AC power supply module specifically engineered for the HP StorageWorks MSA2000 series. It serves as a critical component for maintaining high availability and stable energy delivery in enterprise-grade storage environments.
Key Features and Performance
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Redundant Reliability: Designed for use in dual-power supply configurations to provide n+1 redundancy, ensuring the storage array remains operational if one unit fails.
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Hot-Swappable Design: Supports seamless replacement while the system is powered on, allowing for maintenance without interrupting data access or system uptime.
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Efficient Cooling: Features an integrated internal cooling fan that manages heat dissipation to maintain optimal operating temperatures under heavy storage workloads.
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Industrial-Grade Protection: Built with over-voltage, over-current, and short-circuit protection to safeguard sensitive data and hardware against electrical fluctuations.
Technical Specifications
| Attribute | Detail |
| Part Number | 481320-001 |
| Spare/Assembly P/N | 592267-001, CP-1391R2, YM-2751B |
| Max Power Output | 595 Watts |
| Input Voltage | 100V – 240V AC (Auto-ranging) |
| Output Rails | +12.0V (40A), +5.1V (30A), +3.36V (0.45A) |
| Compliance | CE, WEEE, RoHS |
Device Compatibility
This power supply is purpose-built for the HP StorageWorks MSA2000 family and related storage networking systems:
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MSA2000 Series: Including MSA2000fc (Fibre Channel), MSA2000i (iSCSI), and MSA2000sa (SAS) models.
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MSA2000 G2/G3: Compatible with second and third-generation modular smart arrays.
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Storage Systems: Also used in HP VLS9000 Virtual Library Systems and X3800/X9000 Network Storage Systems.






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