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The Promise Technology Battery Backup Module for EX SAS/SATA RAID Controllers provides up to 72 hours of cache memory backupto the SuperTrak EX4650, EX8650, EX8654, EX8658, EX8760T, and EX8768 RAID controllers in the event of power failure.
In the Box
Promise Technology Battery Backup Module for EX SAS/SATA RAID Controllers