057DHN Dell 7.2V 5mAh Raid Battery

The 057DHN Dell 7.2V 5mAh RAID battery is a genuine replacement component designed for Dell server environments that utilize RAID controller cache protection. Operating at a nominal 7.2‑volt rating with a 5 mAh capacity, this battery supplies the necessary backup power to preserve cached write data during unexpected power loss, helping to maintain data integrity and system reliability. It conforms to Dell’s original specifications, ensuring seamless installation and compatibility with supported RAID controller models. Ideal for IT professionals seeking a dependable, OEM‑grade solution to restore full RAID functionality after battery depletion or failure.