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Small rectangular Dell RAID controller battery in black plastic casing with wire connector

DELL

DELL D668J 6.4V 1100mAh RAID Battery MD3200I MD3220I

SKU CH-BNHG-1S5VT

Proprietary 6.4 V 1100 mAh battery protects RAID cache on Dell PowerVault MD3200I and MD3220I controllers

  • TypeXQD
  • Powers RAID controller cache with 6.4 V 1100 mAh capacity
  • Proprietary form factor fits Dell PowerVault MD3200I and MD3220I
  • Dell D668J part ensures direct replacement compatibility
  • New condition guarantees full rated runtime from first install
  • 4 V DC output matches controller voltage requirement exactly

Dell D668J RAID Controller Battery

The Dell D668J is a proprietary 6.4 V DC battery rated at 1100 mAh. It is designed specifically for Dell PowerVault RAID controllers used in the MD3200I and MD3220I storage arrays. The unit preserves cache data during unexpected power loss.

Proprietary form factor for direct controller fit

The battery uses a proprietary size that slots directly into the compatible RAID controller module. No cables or adapters are required for installation. This design ensures a secure connection inside the PowerVault enclosure for continuous cache protection.

Replaces depleted RAID cache battery modules

This part replaces an exhausted or failed battery in the supported MD3200I or MD3220I controllers. The upgrade is worth it when the existing cell no longer holds sufficient charge to safeguard write-back cache during an outage. It restores the controller’s ability to flush data safely.

Highlights

  • Powers RAID controller cache with 6.4 V 1100 mAh capacity
  • Proprietary form factor fits Dell PowerVault MD3200I and MD3220I
  • Dell D668J part ensures direct replacement compatibility
  • New condition guarantees full rated runtime from first install
  • 4 V DC output matches controller voltage requirement exactly

Specifications

BrandDell
ModelXQD
TypeXQD

Questions about this item

What RAID controllers does the D668J 6.4V 1100mAh battery support?

The D668J battery is compatible with Dell PowerVault MD3200I and MD3220I RAID controllers.

What physical size does the D668J battery use for the RAID controller slot?

This battery uses a proprietary form factor designed specifically for the compatible PowerVault RAID controllers.

How is the D668J battery installed in the MD3200I or MD3220I controller?

Insert the battery into the dedicated RAID controller battery slot until it clicks securely into place.

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