Hmm, the last esc that i received from castle that was under warranty repair went out in smokes and that was Mamba XL Ver 2. But my first MXL that i bought is working with bec pro with no problems!
Here a video :
Mamba XL Ver2. smoked
First run was ok, whole 20 minutes of driving. Second run we tried, well u saw the rest. Will send it again to CC for warranty repairs...