1. Used to secure higher gear ratio inwards compact space
2. For like gear ratio, planetary gear organization volition bring lite weight
3. Power transmission efficiency is skillful equally compared to traditional gearboxes
4. Have higher torque transmission capability together with volition bring lower inertia
5. Load distribution is quite good
6. Space Saving - Driving fellow member together with driven fellow member are concentric together with thence driving together with driven equipment tin hold upwardly installed inwards same line.
7. Higher stability
8. Good Service life
Sumber http://mechanicalgalaxy.blogspot.com/