Overview
The Flashhobby BE 1104 Brushless DC Motor is a compact 1104-class motor offered in multiple KV options (4000KV, 5400KV, 6500KV, 7500KV, 10000KV; custom KV available) for 2~3 inch prop applications.
Key Features
- Configuration: 9N12P
- 48SH magnets
- NSK bearing
- 6061 aluminum bell
For compatibility questions (ESC/prop/battery), contact support@rcdrone.top or visit https://rcdrone.top/.
Specifications
| Item | BE 1104 Brushless DC Motor |
| Weight | 6g (including the cables) |
| Motor size | 14 x 12.5mm |
| Stator diameter | 11mm |
| Stator height | 4mm |
| Shaft diameter | 1.5mm |
| Mounting screw pattern | 9 x 9mm (M2*4) |
| Drawing callouts | 12.5mm; 16.5mm; Φ14; Φ9; Φ5; 4-M2; Φ1.5 |
| Motor cable | 3PIN wire (length listed as 150mm in text; label shows cable: 90mmL) |
| KV options | 4000KV, 5400KV, 6500KV, 7500KV, 10000KV (custom KV available) |
| Recommended prop | 2~3 inch prop |
Per-KV Summary (from provided specs)
| Model | Max Pull | Input Voltage | Current | Suggested ESC | Maximum Power | Suggested Prop |
|---|---|---|---|---|---|---|
| BE 1104-4000KV | 118g (2S/GF3020) | DC7.4-11.1V (1-2S) | 3.5A | 7A~12A | 25.9W | 2~3 inch prop |
| BE 1104-5400KV | 170g (2S/GF3020) | DC7.4-11.1V (1-2S) | 5.4A | 7A~12A | 59.9W | 2~3 inch prop |
| BE 1104-6500KV | 200g (2S/GF3020) | DC7.4-11.10V (1-2S) | 9.0A | 7A~12A | 99.9W | 2~3 inch prop |
| BE 1104-7500KV | 220g (2S/GF3020) | DC7.4-11.10V (1-2S) | 11.8A | 7A~12A | 131W | 2~3 inch prop |
| BE 1104-10000KV | 227g (2S/GF3020) | DC7.4-11.10V (1-2S) | 15.3A | 7A~12A | 169.8W | 2~3 inch prop |
1104 Test Datas
| Item No. | Voltage (V) | No Load Current (A) | No Load Speed (rpm) | On Load Current (A) | Pull (g) | Power (W) | Load Type (Battery/prop) |
|---|---|---|---|---|---|---|---|
| BE1104 4000KV | 7.4 | 0.4 | 29600 | 0.6 | 20 | 4.4 | LiPo x2/3020 |
| 1.2 | 40 | 8.9 | |||||
| 2.1 | 64 | 15.5 | |||||
| 11.1 | 0.5 | 44400 | 0.9 | 40 | 10.0 | LiPo x2/3020 | |
| 2.1 | 80 | 23.3 | |||||
| 3.5 | 118 | 38.9 | |||||
| BE1104 5400KV | 7.4 | 0.4 | 7.4 | 1 | 40 | 7.4 | LiPo x2/3020 |
| 2.5 | 80 | 18.5 | |||||
| 4.2 | 114 | 31.1 | |||||
| 1 | 40 | 7.4 | LiPo x2/3020 | ||||
| 2.4 | 80 | 17.8 | |||||
| 3.5 | 106 | 25.9 | |||||
| 11.1 | 0.5 | 11.1 | 1.3 | 60 | 14.4 | LiPo x3/3020 | |
| 3.4 | 120 | 37.7 | |||||
| 6.5 | 184 | 72.2 | |||||
| 1.3 | 60 | 14.4 | LiPo x3/3020 | ||||
| 3.3 | 120 | 36.6 | |||||
| 5.4 | 170 | 59.9 | |||||
| BE1104 6500KV | 7.4 | 0.7 | 48100 | 1.6 | 50 | 11.8 | LiPo x2/3020R |
| 3.8 | 100 | 28.1 | |||||
| 6.4 | 147 | 47.4 | |||||
| 11.1 | 0.8 | 72150 | 1.9 | 70 | 21.1 | LiPo x3/3020R | |
| 4.9 | 140 | 54.4 | |||||
| 9.0 | 200 | 99.9 | |||||
| BE1104 7000KV | 7.4 | 0.5 | 55500 | 1.7 | 50 | 12.6 | LiPo x2/3020R |
| 4.5 | 100 | 33.3 | |||||
| 8.5 | 160 | 62.9 | |||||
| 11.1 | 0.6 | 83250 | 2.3 | 70 | 25.5 | LiPo x3/3020R | |
| 5.4 | 140 | 59.9 | |||||
| 11.8 | 220 | 131.0 | |||||
| BE1104 10000KV | 7.4 | 1.2 | 350.76 | 4.1 | 70 | 30.3 | LiPo x2/3020 |
| 9.1 | 140 | 67.3 | |||||
| 15.2 | 190 | 112.5 | |||||
| 11.1 | 1.3 | 526.14 | 5.6 | 90 | 62.2 | LiPo x3/3020 | |
| 12.7 | 180 | 141.0 | |||||
| 20.0 | 280 | 222.0 | |||||
| 11.1 | 0.7 | 526.14 | 3.5 | 70 | 38.9 | LiPo x3/2030 x3 | |
| 8.9 | 140 | 98.8 | |||||
| 15.3 | 227 | 169.8 |
Wiring / Connection
- Connect the motor to the brushless ESC using the three phase wires (A / B / C).
- Connect the ESC to the battery.
- Connect the ESC PWM input signal cable to the receiver.
Applications
- 2~3 inch prop application
Details

Flashhobby BE 1104 motor drawings list key dimensions such as 4×M2 mounting holes, a 1.5 mm shaft, and 12.5/16.5 mm overall lengths for fit checks.

Flashhobby BE 1104 brushless motors feature a compact black housing with exposed windings and a top-mounted shaft for prop installation.

The Flashhobby BE 1104 brushless DC motor features an open bell design with visible copper windings and a threaded mounting face.

The Flashhobby BE 1104 brushless motor includes a set of mounting screws for straightforward installation.

The Flashhobby BE 1104 brushless motor comes with a 90mm lead and features 9N12P winding, 48SH magnets, and an NSK bearing.

A simple wiring layout connects the brushless ESC to the battery, receiver PWM signal lead, and the motor’s three phase wires (A/B/C).
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