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IBM L3-25343-02A Raid Controller Battery Serveraid M5000 Series
- RAID controller battery backup unit (BBU).
- Designed for IBM Serveraid M5000 series.
- Provides backup power to the RAID controller cache.
- Protects data in cache during power loss.
- Ensures data integrity and prevents data loss.
- Essential for battery-backed write cache (BBWC) functionality.
- Rechargeable battery module.
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Product Overview
The IBM L3-25343-02A is a RAID controller battery designed for the Serveraid M5000 series. It provides backup power to the RAID controller's cache, protecting data during power outages.
Technical Information
| Product Type | RAID Controller Battery |
| Compatibility | IBM Serveraid M5000 Series |
| Function | Battery Backup for Cache |
Additional Specifications
| Brand | IBM |
| Part Number | L3-25343-02A |
Product Description
The IBM L3-25343-02A is a critical battery backup unit (BBU) specifically designed for IBM Serveraid M5000 series RAID controllers. Its primary purpose is to provide a reliable source of backup power to the RAID controller's onboard cache memory. This is essential for enabling the functionality of battery-backed write cache (BBWC) or flash-backed write cache (FBWC), which significantly improves write performance by allowing the controller to acknowledge write operations immediately after they are written to the cache. In the event of an unexpected power failure or system interruption, the L3-25343-02A battery ensures that any data currently residing in the RAID controller's cache is preserved. The battery maintains power to the cache memory until system power is restored, preventing data corruption or loss that could otherwise occur. This feature is paramount for maintaining data integrity and ensuring business continuity in mission-critical server environments. This battery module is a key component for ensuring the reliability and data protection capabilities of the IBM Serveraid M5000 series RAID controllers. By safeguarding cached data during power events, it contributes to the overall stability and trustworthiness of the storage subsystem, making it an indispensable part for servers handling sensitive or high-volume transaction data.
