HobbyStar 2820 (3542) Brushless Outrunner Motor

SKU: 377-15-CNF

Availability: In stock


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HobbyStar brushless outrunner motors are built using high-quality components and precision balanced to ensure a smooth, reliable and powerful motor for your aircraft. Motor shafts can be reversed on all motors, and a hardware kit with mounting plate, prop adapter and hardware kit are included with all motors.



  • 14-pole, 12-slot high-torque design
  • CNC machined 6061 T6 billet aluminum housing
  • High-purity copper windings for maximum efficiency
  • High RPM ABEC 5 oversized bearings
  • Precision balanced rotor 
  • Super-thin stator laminations (0.2mm)
  • Flexible silicone leads with pre-installed gold-plated connectors
Model Watts Cells Max Amps Rotor Poles IO Resistance KV (RPM/Volt) Motor Size Stator Size Weight Propeller Shaft Diameter (mm) Connectors
2820-06 750 2-4S 55A 14 2.0A 0.039 1000 35x42mm 2820 132g 10*6/12*6.5/13*8 5mm 3.5mm
2820-05 850 2-4S 65A 14 2.1A 0.026 1250 35x42mm 2820 132g 9*5/10*4 5mm 3.5mm
2820-04 1050 2-4S 78A 14 2.3A 0.021 1450 35x42mm 2820 132g 12*5/11*7 5mm 3.5mm


Customer Reviews (1)

Great value for the moneyReview by jeremy
I put this motor in a multiplex heron using a 12x6 folding prop pulls 37amps on a3s 2200 , nice quiet running motor plenty of power (Posted on 10/26/2017)

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