Originally Posted by tassos p

Which optional capacitor? What do you mean?

In fact this servo for the same torque (according to Futaba) consumes around 2-5 times less power, hence it's not getting hot.

https://youtu.be/7pgCBavvRJU

I bought also 7 for my new project and seem great in performance and indeed I run them in 2 hours each continuous operation on a Polaron Charger (servo test) without issues.

Tassos