Overview
The Flashhobby Arthur A3110 900KV brushless motor is a 3110-size outrunner designed with a 12N14P (also described as 14P12N) high-torque configuration. It features a CNC 6061-T6 aluminum bell, precision balanced rotor testing, and high-temperature resistant copper wire winding.
Key Features
- Precision balanced rotor test
- 12N14P / 14P12N high-torque motor design
- CNC 6061-T6 aluminum bell
- Imported NSK bearing: NSK-5x11x5mm
- High temperature resistant copper wire winding
Specifications
| Model | Arthur A3110 |
| KV | 900KV (or customized KV) |
| Weight | 87g (including the cables) |
| Motor size | 37.1 x 27mm |
| Configuration | 12N14P (also described as 14P12N) |
| Shaft diameter | 5.0mm |
| Shaft thread (drawing) | M5 |
| Shaft protrusion length (drawing) | 16.8mm |
| Motor mount | 19 x 19mm (M3 x 4) |
| Mounting holes (drawing) | 4-M3 |
| Mount diameter marking (drawing) | Ø19 |
| Motor cable | 16#AWG, 300mm |
| Bearing | NSK-5x11x5mm |
For compatibility questions (mounting, ESC pairing, or KV selection), contact support at support@rcdrone.top or visit https://rcdrone.top/.
Details

The Arthur A3110 motor drawing shows a 37.1 mm diameter can, 27 mm length, and a 4×M3 mounting pattern.

Flashhobby Arthur A3110 900KV brushless motor features a compact black can with a threaded output shaft for prop mounting.

The Flashhobby Arthur A3110 900KV brushless motor features a black can design with exposed windings and a threaded output shaft for prop mounting.

Flashhobby Arthur A3110 brushless motor features an open stator design with visible copper windings and a multi-hole mounting base for secure installation.
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