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33YDH ✓ Verified by PartsTable
DELL · BATTERY · LITHIUM
WHAT YOU NEED TO KNOW
Lithium batteries are restricted for air travel and may require a dangerous goods certificate with additional carrier fees. Ground shipping adds transit time — plan accordingly. Always check the date code, batteries degrade over time. Buy in bulk when possible, these are consumables. Key checks: Buy in bulk — consumables.
RESTRICTED for air — DG certificate required
PRODUCT OVERVIEW

The Dell 33YDH is a Battery-Backed Write Cache pack, designed for Dell PERC controllers in PowerEdge 12th and 13th generation 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 PowerEdge 12th and 13th generation servers remain widely deployed.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6140-01-696-5216, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
BATTERY LITHIUM 33YDH
NSN: 6140-01-696-5216
FSC: 6140
CAGE: 3DMD3 — DELL MARKETING L.P. (USA)
SPECIFICATIONS
Ports4
Speed1GbE
ChipsetBroadcom
Form FactorDaughter card
NSN6140-01-696-5216
COMPONENT DIAGRAM
CAP 72V + - CAP 72V BRACKET TO CTRL CABLE: — ~76 mm CACHE BACKUP | Supercapacitor | Cable: — Connects to RAID controller | | Controller: See controller spec SCHEMATIC: + - 2S2P SUPERCAP PACK TITLE CACHE BATT PN 33YDH MFR DELL DELL Latitude 56Wh Li-ion Battery Type 3
KEY FEATURES
Battery-Backed Write Cache Module
Rechargeable Battery Technology
Provides cache backup power for 48+ hours after power loss
Hot-Plug Capable
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
BATTERY ELECTROLYTELITHIUM IODINE
CASE DESIGN TYPESEALED
PART NAME ASSIGNED BY CONTROLLING AGENCYLAPTOP BATTERY
AMPERE HOUR CAPACITY3.5
CELL QUANTITY4
VOLTAGE IN VOLTS15.2
SPECIAL FEATURESCOMPATIBLE WITH DELL INSPIRON, G-SERIES, VOSTRO AND LATITUDE LAPTOPS
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99DG Class 9 — LithiumRestricted Air Freight
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FREQUENTLY ASKED QUESTIONS
What is 33YDH?
33YDH is a DELL Latitude 56Wh Li-ion Battery Type 33YDH 15.2V 4 Cells manufactured by DELL. It is classified as a BATTERY (LITHIUM).
What is the NSN for 33YDH?
33YDH is cataloged in the Federal Logistics Information System (FLIS) under NSN 6140-01-696-5216. This indicates validated use in U.S. government and defense supply chains.
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