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Technical Specifications
Last Updated: 2026-10-08
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BMS-101HV |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
16.67 oz-in
1.20 kg-cm
0.1 N-m
7.4V
15.28 oz-in
1.10 kg-cm
0.1 N-m
6.0V
12.50 oz-in
0.90 kg-cm
0.1 N-m
Above Average
|
| Speed |
8.4V
0.06 sec/60°
1,090.9 deg/s
181.8 RPM
7.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
6.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
Above Average
|
| Physical | |
| Weight | 0.16 oz4.4 gAverage |
| Dimensions |
L 0.732 in W 0.299 in H 0.618 in L 18.6 mm W 7.6 mm H 15.7 mm |
| Case Material | Nylon |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 19 T |
| Rotation Mode | Positional |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 120° |
| Mechanical Limit | 90° |
| Pulse Width | 900-2100 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Power Source | 2S Li-Po | 2S Li-Fe | Ni-MH |
| Temperature | -20–60 °C-4–140 °F |
| Idle Current | 0.002 A2 mA |
| Connectivity | |
| Connector | JR (Universal) |
| 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 71% of 29 Nano servos at 6.0V |
| Speed | Above Average Faster than 68% of 29 Nano servos at 6.0V |
| Weight | Average Lighter than 35% of 41 Digital Nano servos |
Performance Analysis
| Shaft Power | 0.29–0.56 W |
| Power Density | 4.143 W/in³ More power-dense than 82% of 35 Digital Nano servos |
| Torque Density | 2.8409 oz-in/g Stronger than 62% of 30 Blue Bird servos |
| Torque-to-Volume Ratio | 92.41 oz-in/in³ Denser torque than 69% of 30 Blue Bird servos |
| Speed-to-Weight | 2.84091 (1/sec·g) 1st-highest speed-to-weight of 30 Blue Bird servos |
| Speed-Torque Trade-off | 1.00 Better balanced than 3% of 31 Blue Bird servos |
| Torque Gain per Volt | 13.90%/V More voltage-responsive (torque) than 18% of 23 Blue Bird servos |
| Speed Gain per Volt | 18.94%/V More voltage-responsive (speed) than 55% of 23 Blue Bird servos |
| Voltage Range Width | 2.4 V Wider voltage range than 74% of 32 Digital Nano servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0017 Finer dead band than 49% of 973 Hobby servos |
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