Kontronik PYRO 900-45 L Brushless Motor

The PYRO 900 closes the gap between the 850- and 1000-series.
The PYRO 900 also provides an outstanding weight to power ratio: up to 7,5 kW with only 685 g, 63 mm diameter and 68 mm length.
Due to its quadruple ball bearing shaft, it achieves highest stability.
With this motor, every heli of the 700 class or higher can be driven with terrific power.

The PYRO 900 in short:

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

Specification:   

• 55 mm free shaft length
• 685 g
• 7,5 kW
• 8 mm shaft diameter
• 9 mΩ Ri