Originally Posted by Maddux99
I also am running the same setup and the power is crazy! However, I am not running an external bec though. I'm running Hitec 5245mg's and the esc is cool to the touch after an aggressive 6min flight so I can't be stressing it at all. I was even running a xoar 15x8 gas prop while waiting for the electric one to come in.
Indeed you don't need an external BEC. I just got one to be on the safe side
(also it only adds about 12g of weight)