HobbyStar F550 V2 4-Pole Brushless Motor, Temperature Protection

SKU: 374-20-CNF

Availability: In stock


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HobbyStar V2 motors and ESC's now include built-in temperature monitoring and thermal protection to protect your valuable electronics.  When paired with a compatible HobbyStar ESC, the user can set up the system to either reduce or completely cut off power if either the motor, or ESC temperature exceeds the programmed limit. Motors can be run without temperature port connected when paired with ESC's that do not offer temperature monitoring. 


F550 4-pole motor provides excellent torque in a beautiful design, and comes with pre-installed 4.0mm bullet connectors. 



  • 4-pole motor with 12-slot high-torque design
  • High-purity copper windings maximize efficiency
  • High-RPM ABEC5 oversized bearings
  • Precision balanced rotor for smooth operation and maximum RPM
  • Super-thin (0.35mm) stator laminations 


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
F550 3000 18 67A 4 2.5A 0.0211 1400W 50,000 58 36 186 3.175 15 4.0mm gold
F550 3350 16 78A 4 3.2A 0.0153 1400W 50,000 58 36 186 3.175 15 4.0mm gold
F550 3800 12 88A 4 3.8A 0.0118 1400W 50,000 58 36 186 3.175 15 4.0mm gold
F550 4500 10 108A 4 4.5A 0.0092 1400W 50,000 58 36 186 3.175 15 4.0mm gold


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