Fujitsu FBU Option for PRAID EP5xx Flash Backup Unit with Supercapacitor

Flash Backup Unit (FBU) engineered to protect cached data on Fujitsu PRAID EP5xx series RAID controllers during unexpected power loss. Utilizes supercapacitor-backed non-volatile flash memory to instantly offload cache contents, ensuring zero data loss and indefinite retention once written.

Advantages

Provides robust power loss protection (PLP) for mission-critical server environments. Supercapacitor technology offers faster recharge and longer lifespan compared to battery-based solutions. Proprietary connector ensures seamless integration with PRAID EP5xx controllers, maintaining data integrity without performance degradation.

Suitable for

• Enterprise servers requiring high availability and data protection
• RAID configurations using Fujitsu PRAID EP5xx controllers
• Environments with frequent power fluctuations or unplanned outages
• IT administrators seeking reliable cache protection without battery maintenance

Key specifications

• Device Type: Flash Backup Unit (FBU)
• Compatibility: Fujitsu PRAID EP5xx series RAID controllers
• Backup Medium: Non-volatile flash memory
• Backup Power Source: Supercapacitor
• Data Retention: Indefinite (once written to flash)
• Interface: Proprietary connector to RAID controller
• Installation: Internal (on RAID controller)
• Operating Temperature: 0°C to 55°C
• Storage Temperature: -40°C to 70°C
• Humidity Range: 5% to 95% non-condensing

Recommendations

Ideal for data centers and enterprises deploying Fujitsu PRAID EP5xx controllers. Pair with compatible RAID levels (e.g., RAID 5, 6, 10) to maximize protection. Verify controller model before purchase to ensure proper fit and function.