86R58 - Dell / LSI MegaRAID 3.7V Battery
Shop all Dell parts (59,009) ›- Type: Rechargeable Lithium-Ion (Li-Ion) or similar chemistry
- Application: Cache protection for RAID controllers, Real-Time Clock (RTC) backup
- Compatibility: LSI MegaRAID controllers (specific models apply)
- Small form factor for integration into controller cards
- Provides temporary power during outages
- Ensures data integrity for cached writes
Was $178.47 · You save $26.47
Key specifications
See full specs ↓- Product Type
- Controller Battery
- Voltage
- 3.7V
- Chemistry
- Lithium-Ion (likely)
- Application
- RAID Controller Cache/RTC Backup
- Brand
- Dell / LSI
Product details
The Dell/LSI MegaRAID 86R58 is a 3.7V battery, likely a small form-factor battery designed to provide backup power for MegaRAID controller cache modules or real-time clock (RTC) functions.
Specifications
- Product Type
- Controller Battery
- Voltage
- 3.7V
- Chemistry
- Lithium-Ion (likely)
- Application
- RAID Controller Cache/RTC Backup
- Brand
- Dell / LSI
Description
The Dell/LSI MegaRAID 86R58 is a specialized battery with a low voltage rating of 3.7V. Its primary function is typically to provide essential backup power for critical components on LSI MegaRAID storage controller cards. This often includes powering the controller's cache memory during unexpected power loss events, thereby protecting any data that has been written to the cache but not yet committed to the physical drives. This type of battery is crucial for maintaining data integrity in enterprise storage environments. By ensuring that cached data is not lost during a power outage, it prevents data corruption and minimizes the risk of data loss. The 3.7V rating suggests a single-cell Lithium-Ion or similar rechargeable battery chemistry, designed for compact integration directly onto the RAID controller card. While the 'Dell / LSI' designation indicates its use in systems or with components from both manufacturers, its core purpose is tied to the functionality of MegaRAID controllers. Users requiring this battery should confirm its exact compatibility with their specific MegaRAID model and the requirements for cache protection or RTC backup.
Condition: Refurbished
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Typically 1–2 days handling, 3–7 days in transit.
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