Overview
The Flashhobby BE1806 Brushless Motor is a high-efficiency power solution for FPV racing drones, multirotors, and fixed-wing RC airplanes. Available in 1400KV, 2300KV, and 2700KV, the BE1806 offers a wide range of thrust and responsiveness tailored for different flying styles—from endurance cruising to high-speed freestyle.
Each motor supports 2–4S LiPo input, compatible with 4–6 inch propellers, and recommended for 10A–20A ESCs. Whether you're building a lightweight FPV drone or upgrading a fixed-wing aircraft, BE1806 delivers solid performance at an affordable price.
Motor Variants & Specifications
| Model | 1400KV | 2300KV | 2700KV |
|---|---|---|---|
| Max Thrust | 440g (4S / GF6020) | 521g (4S / GF6020) | 690g (4S / GF5045T 3R) |
| Input Voltage | DC 7.4–15.0V (2–4S LiPo) | DC 7.4–15.0V (2–4S LiPo) | DC 7.4–15.0V (2–4S LiPo) |
| Current | 5.4A | 7.6A | 16.8A |
| Max Power | 79.9W | 84.4W | 248.4W |
| Suggested ESC | 10A–20A | 10A–20A | 10A–20A |
| Recommended Prop | 4–6 inch | 4–6 inch | 4–6 inch |
Key Features
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3 KV options for various flying styles: endurance, racing, freestyle
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Compatible with 2–4S LiPo systems
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High thrust-to-weight performance
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Supports a wide range of 4–6 inch propellers
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Lightweight and durable design, ideal for DIY RC builds
Package Includes
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1 × Flashhobby BE1806 Brushless Motor (Choose KV: 1400 / 2300 / 2700)
Motor Drawing:

TEST DATAS:
| ltem NO. | NO LOAD | ON LOAD | LOAD TYPE | |||||
| VOLTAGE | CURRENT | SPEED | CURRENT | Pull | Power | EEP | Battery/prop | |
| V | A | rpm | A | g | W | % | ||
|
BE1806
1400KV
|
7.4 | 0.3 | 10560 | 1.8 | 121 | 13.3 | 9.1 | LiPoх2/6X2 |
| 2.8 | 188 | 20.7 | 9.1 | LiPoх2/7X2.4 | ||||
| 11.1 | 0.3 | 15850 | 3.4 | 250 | 37.7 | 6.6 | LiPoх3/6X2 | |
| 5.1 | 351 | 56.6 | 6.2 | LiPoх3/7X2.4 | ||||
| 14.8 | 0.4 | 21130 | 4.2 | 335 | 62.2 | 5.4 | LiPoх4/5X3 | |
| 5.4 | 440 | 79.9 | 5.5 | LiPoх4/6X2 | ||||
|
BE1806
2300KV
|
7.4 | 0.6 | 17060 | 6.5 | 390 | 48.1 | 8.1 | LiPoх2/6X2 |
| 7.6 | 521 | 56.2 | 9.3 | LiPoх2/7X2.4 | ||||
| 11.1 | 0.6 | 25590 | 6.5 | 390 | 72.2 | 5.4 | LiPoх3/5X3 | |
| 7.6 | 521 | 84.4 | 6.2 | LiPoх3/6X2 | ||||
|
BE1806
2700KV
|
11.1 | 0.7 | 11.1 | 2 | 100 | 22.2 | 4.5 | LiPoх3/3545T |
| 4.7 | 200 | 52.2 | 3.8 | |||||
| 6.6 | 260 | 73.3 | 3.5 | |||||
| 1.9 | 100 | 21.1 | 4.7 | LiPoх3/4045T | ||||
| 4.5 | 200 | 50.0 | 4.0 | |||||
| 10.9 | 380 | 121.0 | 3.1 | |||||
| 2.8 | 200 | 31.1 | 6.4 | LiPoх3/5045T | ||||
| 7.3 | 400 | 81.0 | 4.9 | |||||
| 16.8 | 690 | 186.5 | 3.7 | |||||
| 14.8 | 0.8 | 14.8 | 1.6 | 100 | 23.7 | 4.2 | LiPoх4/3545T | |
| 3.7 | 200 | 54.8 | 3.7 | |||||
| 9.7 | 430 | 143.6 | 3.0 | |||||
| 3.7 | 200 | 54.8 | 3.7 | LiPoх4/4045T | ||||
| 9.4 | 400 | 139.1 | 2.9 | |||||
| 15.5 | 570 | 229.4 | 2.5 | |||||
| 2.8 | 200 | 41.4 | 4.8 | LiPoх4/5045T | ||||
| 7.3 | 400 | 108.0 | 3.7 | |||||
| 16.8 | 690 | 248.6 | 2.8 | |||||



BE1806 Brushless Motor: 18g, 9N12P, 48SH Magnets, NSK bearing, cable: 150mmL. Compact, high-performance design for optimal efficiency.


Connected instruction: Brushless ESC connects battery, receiver via PWM cable to motor.
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