Description
SunnySky M4520R 840kv Motor is from the new line of SunnySky Master series M45 motors. This motor is designed specifically for 550 to 600 rotor blade sized helicopters. It can be used for carefully designed light weight 700 helicopter on 6S.
Alternate part#: OSHM6025
Specifications
| Motor Kv | 840KV RPM/Volt |
| Weight | 393g |
| Motor Body Dimensions | 56.3mm x 56.3mm |
| External Shaft Dimensions | 6mm x 36mm |
| Continuous Current | 95 Amps |
| Continuous Power | 3200 Watts |
| Peak Current | 115A |
| Peak Power | 3600 Watts |
| Max Lipo Cell* | 6s |
| Stator Diameter | 45.5 mm |
| Stator Thickness | 20 mm |
| No. of Stator Arms | 12 |
| No. of Stator Poles | 10 |
| Motor Wind | 3+4 Turn Delta with thick wire |
| Mounting Holes and Screws | Φ30mm*4-M4 |
Included in the Box
1 x Motor
3 x 6mm Female Bullet Connectors
3 x Heat Shrink
1 x Sticker sheet
Weight including packaging
600g








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