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 LENOVO 42T4795 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.
WHERE IT FITS
BATTERY→LITHIUM→42T4795
SPECIFICATIONS
Type
Battery
Product colour
Black
Battery technology
Lithium-Ion (Li-Ion)
Compatible products
ThinkPad T410
Number of battery cells
6
Harmonized System (HS) code
84732990
Number of batteries included
1 pc(s)
COMPONENT DIAGRAM
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
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FREQUENTLY ASKED QUESTIONS
What is 42T4795?
42T4795 is a Lenovo ThinkPad Battery 70+ (6 cell) manufactured by LENOVO. It is classified as a BATTERY (LITHIUM).
What parts can replace 42T4795?
There are 12 known substitutes for 42T4795: 42T4790, 42T4791, 42T4792 and 9 more. Substitute compatibility should be verified for your specific system.
Is 42T4795 still available?
42T4795 is currently Unknown.
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