FEATURES:

PYRO 650
The PYRO 650 perfectly fits into the PYRO family and is almost as strong as the PYRO 700.
It is the perfect motor for 550 / 600 sized helicopters.
The PYRO 650 can handle up to 3 kW continuous power for ultimate 3D flight ability. The available RPM types fit perfectly to applications up to 12S.
 
PYRO 650 in short:

Neodym magnets, heat resistent up to 150 degree C
Dedicated enameled wire, heat resistent up to 300 degree C
Optimized metal sheets
Optimized ventilation
Radial fan
Optimized magnet circuit

SPECIFICATION:

-830 RPM/V
-max. 30,000 RPM
-6 mm shaft
-10 poles

-23.5 mm free shaft length
-295 g / 10.4 oz
-3 kW
-17.5 mΩ Ri