The LENOVO 42T4793 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→42T4793
SPECIFICATIONS
Type
Battery
Depth
56 mm
Width
206 mm
Height
20 mm
Weight
340 g
Product colour
Black
Battery voltage
10.8 V
Battery capacity
57 Wh
Quantity per pack
1 pc(s)
Battery technology
Lithium-Ion (Li-Ion)
Harmonized System (HS) code
84732990
Operating temperature (T-T)
5 - 35 °C
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FREQUENTLY ASKED QUESTIONS
What is 42T4793?
42T4793 is a Lenovo ThinkPad Battery 70+ (6 cell) manufactured by LENOVO. It is classified as a BATTERY (LITHIUM).
What parts can replace 42T4793?
There are 15 known substitutes for 42T4793: 42T4911, 45N1001, 42T4795 and 12 more. Substitute compatibility should be verified for your specific system.
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