Replacing Swollen Battery with a Higher Capacity Battery

demikaun

Recruit
My power bank's outer shell was bulging since a few weeks. When I opened it today to check, both the batteries (5000mAh each) were swollen to atleast twice their original size. So, I disconnected the terminals from the charging board and disposed the batteries.
Since everything else is perfectly fine, I thought of just putting in new batteries and use it more.
While searching online I found a similar battery and also one twice its capacity. Since I don't have much expertise in this domain, I thought of asking it here. Can I replace the original batteries of 5000mAh each with new 10000mAh ones? effectively doubling its capacity.

Below are some details:

--> 5000mAh battery

--> 10000mAh battery

--> Original Battery is attached below
Battery.jpg

-->Datasheet of IC present in the board is attached below

P.S. I know the bigger battery will not fit in the original case, I would modify the existing enclosure by opening its bottom and just extending it. This may seem too tedious compared to buying a new one, but I like to tinker with things and this seemed like a great new project.
 

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  • SC8934_datasheet_brief_en.pdf
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