HobbyStar 4068 4-Pole Brushless Sensorless Motor, Waterproof

SKU: 375-19-CNF2

Availability: In stock


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With a waterproof design featuring recessed cooling fins for added clearance, the HobbyStar 4068 4-pole motor is a potent powerhouse for 1/8 buggies.   Features the same 4-pole design and a 12-slot stator from the standard 4068 motor in a lighter-weight can.  Pre-soldered 4.0mm bullet terminals to make installation a snap.



  • Brushless, sensorless 4-pole motor
  • Waterproof design
  • 12-slot high-torque stator
  • CNC machined 6061 T6 billet aluminum heatsink can
  • High-purity copper windings maximize efficiency
  • High-RPM ABEC5 oversized bearings
  • Multiple mounting holes with M3 and M4 threads
  • Precision balanced rotor for smooth operation, reliability and maximum RPM
  • Stator-Super Thin (0.2mm) laminations
  • Precision engineered for maximum energy conversion

 Voltage recommendations in chart are guidelines for the voltage you can safely run.  It is still critical that the user monitor motor temps and adjust gearing if necessary, any motor can overheat to the point of destruction if over-geared even when running at or below the rated voltage.


Product KV (RPM/Volt) Max Voltage Max Amps Rotor Poles IO Resistance Watts Max RPM Length (mm) Diameter (mm) Weight (g) Shaft Diameter (mm) Shaft Length (mm) Connectors
4068/3Y 1700 27V 82A 4 1.2A 0.0148 2400 50,000 68 40 305 5 17 4.0mm gold
4068/3Y 1900 23V 95A 4 1.9A 0.0104 2400 50,000 68 40 305 5 17 4.0mm gold
4068/5D 2050 21V 105A 4 2.3A 0.0095 2400 50,000 68 40 305 5 17 4.0mm gold
4068/2Y 2650 18V 122A 4 2.6A 0.0062 2400 50,000 68 40 305 5 17 4.0mm gold


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