Opinion on knock-off batteries for laptop...?
Folks, What is you opinion on knock-off batteries for a Dell Mobile Workstation laptop? Amazon offers replacements for about 1/3 of what Dell charges for their "official" battery. I am wonderi...
Forum Discussion
Gjac wrote:
Thanks for the explanation I did not realize these small batteries had a BMS system.
Many sold as replaceable batteries with a plastic case will have BMS built in somewhere under that case.
Many in single cell (3.7V) format that are designed as replaceable will also have a BMS hidden inside.
Now, bare single cells (3.7V)(no plastic case) designed to be put into a larger higher voltage/amperage pack typically will typically not have a BMS built in and depends on an external BMS for proper charge/discharge handling.
