Walkera Dragonfly 68#B Outer-rotor Motor HM-68#B-Z-38

This product adopts the latest generation of structure design without Hall Sensors and slots, and uses high-tech aviation aluminum alloy as the shell and Neodymium-Boron material as the permanent magnet. Below are the outstanding technical features of WALKERA Model DC Brushless Motors.
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Features

• Walkera Dragonfly 68#B Outer-rotor Motor HM-68#B-Z-38

• No magnetic cogging

• Spark free

• High efficiency

• Long service life

• Compact design - small dimensions

• High acceleration thanks to a low mass inertia

• Low electromagnetic interference

• Linearity between voltage and speed

• Linearity between load and speed

• Good heat dissipation, high overload ability

• Mainly linear motor characteristics, excellent control properties

• Able to bear high overloads for short periods

Specifications

• Dimension:? 26 X 32.5mm

• Speed constant(KV): 3500RPM/V

• No-Load Current: ?3.2A

• Working voltage: 6-18V

• Shaft extension: 17.0mm

• Shaft diameter: ?3.0mm

• Weight: 80g