The Mega 16/15/4 Brushless Motor is a Speed 400 sized brushless motor that is powerful, efficient and reliable. Recommended for sports models or pylon racers on 4S LiPo.
- Hardened steel shaft, diameter 3.2 mm.
- Two precise ball bearings
- Dynamically balanced
- Neodymium magnet rotor
- Handmade stator, lightweight rotor allows high revolution.
- Kevlar bandage rotor
- Motor mount has 2 holes on a 16mm diameter and 2 on a 19mm diameter, all M3 threaded
- Efficiency up to 86%
| Mega 16/15/4 Specifications | ||
|---|---|---|
| Motor name | Mega 16/15/4 | inrunner |
| Motor weight | 77.0 g | 2.72 oz |
| Motor diameter | 28.0 mm | 1.10 in |
| Motor length | 36.0 mm | 1.42 in |
| Lead length | 0.0 cm | 0.00 in |
| Shaft diameter | 3.2 mm | 0.12 in |
| Mounting info | 2 M3 holes on 16mm & 2 on 19mm diameter | |
| Estimated Rm | 44 mR | |
| Estimated Kv | 2150 RPM/V | |
| Estimated Io | 1.20 A @ 10 V | |
| Max efficiency (10 V) | 86 % @ 16.5 A | |
| Operating effic’y (10 V) | 83 % @ 30.0 A | |
| Motor Km | 21.2 Nm/W^.5 X1000 | |
| Motor Km/Kg | 275 Nm/(W^.5 Kg) | |
| Recommended battery | 3S LiPo | |
| Rec max LiPo capacity | 1.5 Ah | |
| Supplied accessories | None | |
| 3S LiPo Performance | ||
| Recommended prop | 7×4 for climb or 6×6 for speed | |
| Input power | 340 W on 7×4 prop | |
| Current | 34.0 A on 7×4 prop | |
| Rate of climb | 10 m/s for 500 g glider | |
| 4S LiPo Performance | ||
| Recommended prop | 5.5×5.5 for speed | |
| Input power | 450 W on 5.5×5.5 prop | |
| Current | 34.0 A on 5.5×5.5 prop | |









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