Converting a screwdriver battery to Li-ion on your own

Опубликовано: 10 Май 2026
на канале: Mozg
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#DIY #ConvertToLithium
Converting a screwdriver battery to lithium is easy!
You'll need: a battery, a screwdriver, and a "battery repair" kit for DIY replacement.
The kit includes: 3 DMEG 18650-25P batteries (3.7V, 2500mAh, 22A output current), lithium battery charge controller, thermal protection.
Ready-made universal assemblies for repurposing old screwdrivers.
For those who aren't confident with a soldering iron, here are ready-made assemblies with balancing and thermal protection, factory-made with high-quality components:
Universal 18650 3S1P Triangle Assembly https://alii.pub/751uv4?erid=2SDnjcfqSyJ
Universal 18650 3S2P Rectangle Assembly https://alii.pub/751uqu?erid=2SDnjejv7KJ
Universal 18650 4S1P Square Assembly https://alii.pub/751usl?erid=2SDnjezjz8k
Universal 18650 5S1P trapezoid battery pack https://alii.pub/7522dl?erid=2SDnjeYFdSC
Universal 21700 4S1P square battery pack https://alii.pub/756rlj?erid=2SDnjeHYpZr
Universal 21700 5S1P trapezoid battery pack https://alii.pub/751uu5?erid=2SDnjcD9fu6

BMS with thermal protection and no modifications required from stock in Russia
3S 40A BMS with balancing https://alii.pub/756rxs?erid=2SDnjcLtS7W
4S 40A BMS with balancing https://alii.pub/7592bu?erid=2SDnjeThyYY
5S 40A BMS with balancing https://alii.pub/756rzc?erid=2SDnjcyx8A8
Also links to original batteries from a warehouse in Russia
LiShen LR21700LA https://alii.pub/757a4o?erid=2SDnjequSAx
Samsung 21700-40T https://alii.pub/751tqv?erid=2SDnjcK4H6k
Samsung 21700-30T https://alii.pub/751tsf?erid=2SDnjd8Vt7n
Molicel 21700-P42A https://alii.pub/751ttl?erid=2SDnjdk5at4
DMEG INR18650-25P https://alii.pub/7592av?erid=2SDnjdscG4c
N18650CNP Soldering Tank https://alii.pub/66a7mr?erid=2SDnjcshghz
Samsung 18650-25R https://alii.pub/66a7c2?erid=2SDnje2RTsS

Inexpensive Soldering Flux for Soldering Cans TT Flux https://alii.pub/7575p8?erid=2SDnjdPK6tL
Magnetic 18650 Holder https://alii.pub/751qpl?erid=2SDnjco9LiG
Silicone Mat 495x345mm https://alii.pub/751qkq?erid=2SDnjeXxAPn
Silicone Mat 350x250mm https://alii.pub/751qgg?erid=2SDnjcbH6ya
Device for YR1030 Internal Resistance Measuring Device https://alii.pub/751sm1?erid=2SDnjcWtATv
YR1035+ Internal Resistance Measuring Device https://alii.pub/75253e?erid=2SDnjbqBJpk

Learn more about soldering batteries • 18-volt Makita batteries: choosing the best D...

Modifying controllers from AliExpress    • Схемотехника BMS  
Advantages of this kit: reduced battery weight, increased capacity, and no memory effect. In most cases, the standard charger is used.

This kit is well suited for replacing 12V Ni-CD batteries from brands such as:
Festool, Hilti, Rebir, Talon, Maffel, Duss, Flex, Fein, Suhner, Virutex, Atlas, Copco, AEG, Bosch, DeWalt, Elmos, Hitachi, Makita, Metabo, Milwaukee, Panasonic, Peres, Protool, Wurth, Freud, Baikal, Black&Dacker, Pit, Kress, Phiolent, Ryobi, Skil, Sparky, Stomer, Worx, Agojama, Blaucraft, Bort, Cesals, DeFort, Dorkel, DWT, Hammer, Hander, Kinzo, Novus, Omax, Packard, Practyl, Spens, PowerG, Prorab, Roteri, Shopfer, Stayer, Sturm, Uragan, Engy, Cordless, Driver, Drill, Dexter, Falco, Longyin, Fit, RedVerg, Warsley, Bikor, Diold, Smolensk.