The LENOVO 4X50M08810 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 Federal Logistics Information System (FLIS) under NSN 6140-01-667-5591, indicating validated use in U.S. government and defense logistics supply chains.
WHERE IT FITS
MRO→MRO_GENERAL→4X50M08810
NSN:6140-01-667-5591 FSC:6140 CAGE:44HN4 — LENOVO (UNITED STATES) INC. (USA)
SPECIFICATIONS
Type
Battery
Weight
150 g
Product colour
Black
Battery capacity
24 Wh
Battery technology
Lithium-Ion (Li-Ion)
Compatible products
ThinkPad T470
ThinkPad T570
Harmonized System (HS) code
84732990
Number of batteries included
1 pc(s)
NSN
6140-01-667-5591
COMPONENT DIAGRAM
KEY FEATURES
•
Battery-Backed Write Cache Module
•
Rechargeable Battery Technology
Provides cache backup power for 48+ hours after power loss
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FREQUENTLY ASKED QUESTIONS
What is 4X50M08810?
4X50M08810 is a LENOVO External, 3c, 24Wh, LiIon, LGC manufactured by LENOVO. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4X50M08810?
There are 9 known substitutes for 4X50M08810: 01AV422, 01AV423, 01AV424 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4X50M08810?
4X50M08810 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6140-01-667-5591. This indicates validated use in U.S. government and defense supply chains.
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