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Technical Specifications
Last Updated: 2026-10-26
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BBR-BMS-207WV |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
104.18 oz-in
7.50 kg-cm
0.7 N-m
7.4V
91.67 oz-in
6.60 kg-cm
0.6 N-m
6.0V
75.01 oz-in
5.40 kg-cm
0.5 N-m
3.7V
45.84 oz-in
3.30 kg-cm
0.3 N-m
Average
|
| Speed |
8.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
7.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
6.0V
0.07 sec/60°
857.1 deg/s
142.9 RPM
3.7V
0.09 sec/60°
666.7 deg/s
111.1 RPM
Above Average
|
| Physical | |
| Weight | 0.62 oz17.5 gAbove Average |
| Dimensions |
L 0.906 in W 0.472 in H 1.083 in L 23.0 mm W 12.0 mm H 27.5 mm |
| Case Material | Nylon |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 90° |
| Pulse Cycle | 3 ms |
| Pulse Width | 900-2100 µs |
| Neutral Position | 1520 µs |
| Dead Band | 1 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 3.7–8.5 V |
| Power Source | 2S Li-Po / 2S Li-Fe |
| Temperature | 0–40 °C32–104 °F |
| Idle Current | 0.003 A3 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 150 mm5.91 in |
| Origin | |
| Country of Origin | Taiwan |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Torque | Average Stronger than 36% of 284 Digital Mini servos at 3.7V |
| Speed | Above Average Faster than 71% of 288 Digital Mini servos at 3.7V |
| Weight | Above Average Lighter than 83% of 490 Digital Mini servos |
Performance Analysis
| Shaft Power | 0.94–3.85 W |
| Power Density | 8.319 W/in³ More power-dense than 96% of 468 Digital Mini servos |
| Torque Density | 2.6194 oz-in/g Stronger than 61% of 280 Digital Mini servos |
| Torque-to-Volume Ratio | 98.98 oz-in/in³ Denser torque than 69% of 282 Digital Mini servos |
| Speed-to-Weight | 0.63492 (1/sec·g) Faster than 88% of 284 Digital Mini servos |
| Speed-Torque Trade-off | 4.13 Better balanced than 25% of 282 Digital Mini servos |
| Voltage Range Width | 4.8 V Wider voltage range than 99% of 396 Digital Mini servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0008 Finer dead band than 95% of 96 Digital Mini servos |
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