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IBM 59Y5151 DS5020 6.6V 1.1Ah 7.26Wh Cache Battery

The IBM 59Y5151 DS5020 Cache Battery is a replacement battery designed for compatible IBM DS5020 storage systems and RAID controller applications. With a rated specification of 6.6V, 1.1Ah, and 7.26Wh, it provides battery backup for supported cache-protection functions and helps maintain storage-system reliability during power interruptions. IBM's DS5020 documentation lists 59Y5151 as the battery CRU part number.

Key Specifications

• Brand: IBM
• Part Number: 59Y5151
• Compatible System: IBM DS5020
• Voltage: 6.6V
• Capacity: 1.1Ah / 1100mAh
• Energy: 7.26Wh
• Battery Type: Lithium-ion battery pack
• Test Status: YES
• Designed for compatible DS5020 cache/RAID controller applications

Published specifications also associate the 59Y5151 battery with compatible part numbers including 59Y5260, 81Y2432, and P36539-06-B. Always verify the exact part number and battery configuration against your existing unit before ordering.

Replacement Solution

A functioning cache battery helps protect cached data and support proper RAID controller operation during temporary power interruptions. This replacement is suitable for server and storage maintenance, RAID controller servicing, system refurbishment, and data-center hardware replacement.

Testing

Test Status: YES

The battery is tested before shipment to help ensure it meets the specified requirements.

Shipping

Due to the nature of the product, shipment is arranged through a Battery Special Line, with dispatch via UPS, FedEx, or DHL, depending on destination and available shipping service.

Protective Packaging

The battery is carefully packaged to help minimize the risk of damage during transportation:

• Anti-static bag
• Bubble wrap
• Protective foam
• Sturdy shipping box

Every effort is made to ensure the battery is properly protected, carefully handled, and delivered safely.

Compatibility Notice

Please verify your existing battery's part number, voltage, capacity, connector, and physical configuration before purchasing. Do not rely on the system model alone, as different configurations may use different battery assemblies.

Package Includes:

• 1 × IBM 59Y5151 DS5020 Cache Battery

Part Number: 59Y5151
Voltage: 6.6V
Capacity: 1.1Ah
Energy: 7.26Wh
Tested: Yes