Wild Turbo Fan WTF4010 40mm x 10mm high speed fan dual ball bearings with extension wire.
WTF 40mm x 10mm high speed fan dual ball bearings with extension wire
The 40mm motor cooling fan features a 7 short blades with larger brushless motor coil. Which allow higher torque to push the blade to the very high speed range of 14,000-15,000 RPM @ 8.4V.
The are fans are designed to work at 6V-8.4V so that you are connect the fan to either receiver slot, or battery terminals. If you decided to connect to the battery terminal it is best to connect at the ESC side. As the wire will not move as much as to the battery plug. All fans come with extension connectors except the 25mm fan with comes with an ESC connetor fitted.