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Technical Specifications
Last Updated: 2026-10-10
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
Above 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 gBelow 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 |
| 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 | 1500-2100 µs |
| Neutral Position | 1520 µs |
| Dead Band | 1 µs |
| Refresh Rate | 333 Hz |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 3.7–8.5 V |
| Power Source | 2S Li-Po / 2S Li-Fe |
| Idle Current | 3.000 A3,000 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 | Above Average Stronger than 80% of 328 Digital Micro servos at 3.7V |
| Speed | Above Average Faster than 68% of 328 Digital Micro servos at 3.7V |
| Weight | Below Average Lighter than 20% of 620 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.94–3.85 W |
| Power Density | 8.319 W/in³ More power-dense than 91% of 590 Digital Micro servos |
| Torque Density | 2.6194 oz-in/g Stronger than 57% of 327 Digital Micro servos |
| Torque-to-Volume Ratio | 98.98 oz-in/in³ Denser torque than 71% of 327 Digital Micro servos |
| Speed-to-Weight | 0.63492 (1/sec·g) Faster than 36% of 327 Digital Micro servos |
| Speed-Torque Trade-off | 4.13 Better balanced than 68% of 327 Digital Micro servos |
| Voltage Range Width | 4.8 V Wider voltage range than 97% of 511 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0017 Finer dead band than 37% of 189 Digital Micro servos |
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