Hart 20v - Battery Pinout Diagram
(Note: orientation can vary by model; confirm visually on your pack.)
Many users utilize third-party adapters to run Hart tools with other brand batteries (like DeWalt), but ensure the adapter correctly maps the protection pins (TH/ID) to avoid damaging the tool's motor. Hart 20v Battery Pinout Diagram
Note: Many HART BMS boards have a proprietary IC that prevents voltage output if any cell is disconnected, even for a second. Proceed carefully. (Note: orientation can vary by model; confirm visually