This Sur Ron battery connector had overheated causing the plastic to fuse together not allowing a new connector to be plugged in.
Old epoxy was removed using a rotary grinding tool to allow the old connector to be removed and a new one fitted.
New connector installed and potted in place in the same position as the original battery.
This Sur Ron battery BMS connector broke and needed replacement.
The old epoxy around the connector was removed using a rotary grinding tool to allow the old connector to be removed a new one fitted.
New BMS connector installed and potted in place in the same position as the original battery.
High power batteries, motors, and speed controllers can use a lot of power. Sometimes the connectors are unable to keep up with the load leading to melted connectors like these.
New connectors installed and this Sur Ron is back out on the trails.
This scooter battery is getting older and the cells are no longer balancing properly. These cells were individually charged and top balanced to allow the user more time before replacing the pack.