3710717: Sun 6140/5320/5220 Battery Backup Unit.
The SUN 3710717 is a Battery-Backed Write Cache pack, designed for enterprise RAID controllers in enterprise servers. It provides backup power to the BBWC module during unexpected power loss, ensuring cached write data is safely committed to flash memory. This is a high-volume replacement part in TPM market as enterprise servers remain widely deployed.
This part is cataloged in the U.S. Government catalog under NSN 6140-01-589-2620, indicating validated use in U.S. government and defense logistics supply chains.
| dataRate | 1Gbps |
| connector | LC duplex |
| fiberType | Multimode |
| domSupport | Yes |
| wavelength | 850nm |
| maxDistance | 550m (OM2 fiber) |
| NSN | 6140-01-589-2620 |
| SHAPE | RECTANGULAR |
| SPECIAL FEATURES | BATTERY BACKUP MODULE |
| END ITEM IDENTIFICATION | SU STORAGETEK 6140 CONTROLLER; SUN 5220; SUN 5320 |