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- Battery and RAM upgrade HP Pavillion cs0061cl

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03-10-2025 08:44 AM
Hello, my laptop gave me error code 601 stating that I may need to replace the primary battery. I am wondering what battery would be compatible with my HP Pavillion 15-cs0061cl?
I am also curious what I would need to do to upgrade my laptop from 8 to 16 GB RAM?
03-10-2025 09:29 AM
Hi:
Below is the link to the parts list for your notebook:
The battery part number and description is:
L11119-855 | Assembly-battery 3C 41W 3.6A LI HT030 |
You can buy a replacement battery from HP, at the link below: $84.21
If you don't want to spend that much on a new battery, you can search by the HP battery part number and find a compatible aftermarket battery that references that part number.
The model series also has a 4-cell battery available which is listed in chapter 3, page 21 of the service manual.
Check on Amazon, eBay or laptopbatteryexpress.com
Below is the link to the service manual:
Maintenance and Service Guide HP Pavilion 15 Laptop PC
This should be a compatible 8 GB memory chip for your notebook to install in the vacant memory slot.