Overview
Darwin 1104 4300KV brushless motor designed for ultra-light micro FPV builds, including 2–3 inch whoop-style and toothpick drones. It is described as originally used on the DOBBY pocket drone platform, with a focus on consistent manufacturing, smooth operation, and efficient output.
Key Features
- Dynamic balancing focus for smooth running and consistency
- Magnetic circuit optimization to improve efficiency and reduce power consumption
- Suitable for lightweight FPV drones using 2–3S LiPo batteries
Specifications
| Model | Darwin 1104 4300KV Motor |
| KV | 4300KV |
| Stator Dimension | Φ11mm × 4mm |
| Dimensions | Φ14.3 mm × 17.6mm |
| Rated Voltage | 12V (3S LiPo) |
| Idle Current | 0.5A/12V |
| Maximum Current | 5.2 A |
| Maximum Power | 62.4 W |
| Framework | 9N12P |
| Prop Shaft | Φ1.5mm × 5mm |
| Interphase Resistance | 470mΩ |
| Bearing Specification | Φ4 × Φ1.5 × 2mm |
| Rotor Specifications | Split |
| Magnet | N45H |
| Winding | Multi-stranded copper winding |
| Lead Wire Size | 28AWG × 70mm |
| Mounting Holes | 8.5mm*8.5mm (M1.4) |
| Weight (including wire) | 5.9g±0.2g |
| Recommended Battery | 2-3S LiPo |
| Applicable Models | 2-3 whoop fpv drone |
Performance Data (12V)
| Model | Prop | Throttle (%) | Voltage (V) | RPM (RPM/MIN) | Current (A) | Thrust (G) | Power (W) | Efficiency (G/W) |
| 1104 (4300KV) | GEMFAN 3016-3 | 30 | 12 | 11800 | 0.52 | 29 | 6.24 | 4.65 |
| 1104 (4300KV) | GEMFAN 3016-3 | 40 | 12 | 14700 | 0.90 | 46 | 10.80 | 4.26 |
| 1104 (4300KV) | GEMFAN 3016-3 | 50 | 12 | 17000 | 1.32 | 64 | 15.84 | 4.04 |
| 1104 (4300KV) | GEMFAN 3016-3 | 60 | 12 | 19000 | 1.92 | 81 | 23.04 | 3.52 |
| 1104 (4300KV) | GEMFAN 3016-3 | 70 | 12 | 21000 | 2.60 | 100 | 31.20 | 3.21 |
| 1104 (4300KV) | GEMFAN 3016-3 | 80 | 12 | 22400 | 3.45 | 126 | 41.40 | 3.04 |
| 1104 (4300KV) | GEMFAN 3016-3 | 90 | 12 | 24000 | 4.30 | 143 | 51.60 | 2.77 |
| 1104 (4300KV) | GEMFAN 3016-3 | 100 | 12 | 25500 | 5.17 | 154 | 62.04 | 2.48 |
| 1104 (4300KV) | GEMFAN 3018-2 | 30 | 12 | 12400 | 0.4 | 26.7 | 4.8 | 5.56 |
| 1104 (4300KV) | GEMFAN 3018-2 | 40 | 12 | 15400 | 0.8 | 41.6 | 9.6 | 4.33 |
| 1104 (4300KV) | GEMFAN 3018-2 | 50 | 12 | 18000 | 1.2 | 59 | 14.4 | 4.1 |
| 1104 (4300KV) | GEMFAN 3018-2 | 60 | 12 | 20500 | 1.7 | 77 | 20.4 | 3.77 |
| 1104 (4300KV) | GEMFAN 3018-2 | 70 | 12 | 23100 | 2.4 | 98 | 28.8 | 3.4 |
| 1104 (4300KV) | GEMFAN 3018-2 | 80 | 12 | 25600 | 3.2 | 129 | 38.4 | 3.36 |
| 1104 (4300KV) | GEMFAN 3018-2 | 90 | 12 | 27200 | 4.1 | 146 | 49.2 | 2.97 |
| 1104 (4300KV) | GEMFAN 3018-2 | 100 | 12 | 29700 | 5.2 | 168 | 62.4 | 2.69 |
What’s Included
- 1 x 1104-4300KV Motor
- 5 x M1.6 cross round head screws
- 1 x Sticker
Applications
- 2–3 inch whoop FPV drone builds
- Ultra-light toothpick FPV drones
For build compatibility questions (frames, props, ESC current margin, or 2–3S setup guidance), contact support@rcdrone.top or visit https://rcdrone.top/.
Details

12V (3S) test results list RPM, current draw, thrust, power, and efficiency across 30–100% throttle using GEMFAN 3016-3 and 3018-2 props.
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