EMAX BL4020 Heavy lifter 522KV Outrunner Brushless Motor

Hex, Octo 5S Lipo REQ Motor mounts not included





EMAX BL4020(522KV) Outrunner Brushless Motors
- High temperature and magnetic give the motor higher efficiency and extra power.
- Silicon steel lowers energy consumption.
- Motor is accurately CNC machined. This gives smoother and quieter running.
- Bearings are made of high temperature and high carbon steel.
-Type: BL4020
-No. Of cells: 5 to 7S Li-Poly
-Max. efficiency: 86%
-Max. efficiency current: 20 to 40A (>78%)
-No load current / 10 V: 2.1 A
-Current capacity: 41A / 60s
-Dimensions: 41 x 20 mm
-Shaft diameter: 8 mm
-Weight: 248 g/ 8.75oz
-Recommended model weight: 2 - 4 kg
-Recommended prop without gearbox: 13x 8, 12 x 8

Includes:
-1 x brushless motor
-1 x cross type motor mount
-1 x prop adaptor