Carte de protection PCB pour chargeur d’outils électriques 18 V, compatible avec batteries lithium Makita BL1830/BL1840/BL1850

This battery protection card is compatible with Makita LXT400 BL1830 BL1840 BL1850 models. Please check the model before purchase.
This PCB is used to replace the internal control board of 18V lithium batteries, which is responsible for managing battery charging and discharging and protecting the safe operation of battery cells.
Built-in overcharge, over-discharge, over-current and short circuit protection functions effectively extend the life of battery cells and improve safety during use.
The applicable voltage for this PCB is 18V and the rated power is 3.0Ah,
Suitable for 5 lithium batteries, with a maximum charging current of 12A, 4.25V surge protection, 2s overload detection time and 14V surge protection. After charging, the total battery voltage is over 20.2V.-