Hart 20v Battery Pinout Diagram __full__ (2026)

Why do people search for this pinout? Here are the top three DIY use cases.

Used by the charger to monitor heat. It prevents charging if the battery is too hot or cold. Hart 20v Battery Pinout Diagram

: A control pin that manages communication between the battery's internal management system (BMS) and the tool/charger. Why do people search for this pinout