![Can I retrofit "dumb" old 12 x 1,2V 4/3AA Ni-MH laptop battery pack (no balancing circuitry) with 4x 3,6V Li-ion cells + BMS module + thermal fuses? : r/batteries Can I retrofit "dumb" old 12 x 1,2V 4/3AA Ni-MH laptop battery pack (no balancing circuitry) with 4x 3,6V Li-ion cells + BMS module + thermal fuses? : r/batteries](https://i.redd.it/uubtcmtzuy761.png)
Can I retrofit "dumb" old 12 x 1,2V 4/3AA Ni-MH laptop battery pack (no balancing circuitry) with 4x 3,6V Li-ion cells + BMS module + thermal fuses? : r/batteries
![Salvaged from a 10+ year old laptop battery, NCR18650B cells, sat at less than 1.5 volts for 5 years, i tried to recover them and I got almost full capacity, but other Salvaged from a 10+ year old laptop battery, NCR18650B cells, sat at less than 1.5 volts for 5 years, i tried to recover them and I got almost full capacity, but other](https://i.redd.it/veqsxuxt6sn61.jpg)
Salvaged from a 10+ year old laptop battery, NCR18650B cells, sat at less than 1.5 volts for 5 years, i tried to recover them and I got almost full capacity, but other
![WANTED: Old laptop batteries. Dead or alive. | Classifieds for Jobs, Rentals, Cars, Furniture and Free Stuff WANTED: Old laptop batteries. Dead or alive. | Classifieds for Jobs, Rentals, Cars, Furniture and Free Stuff](https://s3-us-west-2.amazonaws.com/usedphotosna/87962507_614.jpg)
WANTED: Old laptop batteries. Dead or alive. | Classifieds for Jobs, Rentals, Cars, Furniture and Free Stuff
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