Kontronik Pyro 750-56L Brushless Motor Long Shaft

The Pyro 750-56L brushless outrunner motor from Kontronik is an excellent long shaft motor. Part of Kontronik's premium line, the 750-56L has been developed in cooperation with leading manufacturers of electric RC helicopters to take the performance of electric drives to a new level. The individually-calculated metal sheets in this motor are optimised for the magnetic flux of the motor jacket. With its optimised ventilation, high-performance radial fan and up to 300 degrees Celsius heat-resistant coil, this Pyro brushless outrunner can easily handle high-input voltage.

Furthermore, the Pyro motor also features neodym magnets which are heat-resistant up to 150 degrees Celsius. The Pyro 750-56L is compact, powerful and has an output of 4.5KW. Its unique design offers a shaft with two sizes. The internal shaft is 8mm, facilitating for 8mm bearings for a longer motor life. It also has an external shaft of 6mm that can accomodate most RC helicopters. If you need serious power for your 700-class RC helicopter; this is the motor for you. Order the brilliant Kontronik Pyro 750-56L now.

Features:

• Compact size
• Designed for 700-class RC helis
• Power output of 4.5Kw
• Shaft with two sizes (8mm internal and 6mm external)
• Neodym magnets heat-resistant up to 150°C
• Specailised wire heat-resistant up to 300°C
• Optimised metal sheets and ventilation

Specifications:

 

RPM/V : 560

Shaft diameter: 6mm

Free shaft length: 38.5mm

Weight: 453 grams

Continuous: >4 kW

Max RPM/Min: 25,000

Poles: 14

Outside Diameter: 55.6mm

Motor Length: 61.5mm

Bolt Spacing: 30mm

Screw: 4xM4

Max Efficiency: >90%