RC 3650 3900KV 3930KV 5200KV4 Poles Sensorless Slotless Brushless Motor

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3650 3900KV sensorless brushless motor is designed to provide both quality and performance at an affordable price.

It is built from high quality aluminum alloy which is produced from the latest CNC milling machines, and is designed with high power and rotation speed to provide longer run time.


Removable/Replaceable rotor

High RPM ABEC5 oversized bearings

High purity copper windings maximizes efficiency

CNC machined 6061 T4 billet aluminum heatsink can

Precision engineered for maximum energy conversion

Precision balanced rotor,smoothness for best reliability and maximum RPM

Universal fit, fits all 1/10 brushless cars-multi-mounting system for M3 screws


KV(RPM/Volt): 3900KV

RPM: 50000

Watt: 900W

Max Current: 56A

Max Voltage: <16V

Ressistance: 0.0126

Shaft Length: 15mm

Shaft Diameter: 3.175mm

Connector: 4mm connector

Size: 36 x 64mm/1.4 x 2.5 inch (Diameter x Height )

Package size: 80 x 65 x 50mm/3.1 x 2.6 x 2 inch

Net weight: 181g

Package weight: 202g

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