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Technical Specifications
Last Updated: 2026-10-21
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BMS-101HV |
| Category | Hobby |
| Discontinued | Yes |
| 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
Below 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 gTop 10% |
| 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 Brushed |
| Gears | Metal |
| Gear Spline/Teeth | 19 T |
| Rotation Mode | Positional |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 90° |
| Mechanical Limit | 90° |
| Pulse Cycle | 3 ms |
| 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 | LiPo / LiFe / 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 | Below Average Stronger than 13% of 363 Digital Micro servos at 6.0V |
| Speed | Above Average Faster than 81% of 361 Digital Micro servos at 6.0V |
| Weight | Top 10% Lighter than 94% of 665 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.29–0.56 W |
| Power Density | 4.143 W/in³ More power-dense than 74% of 625 Digital Micro servos |
| Torque Density | 2.8409 oz-in/g Stronger than 65% of 363 Digital Micro servos |
| Torque-to-Volume Ratio | 92.41 oz-in/in³ Denser torque than 66% of 359 Digital Micro servos |
| Speed-to-Weight | 2.84091 (1/sec·g) Faster than 97% of 361 Digital Micro servos |
| Speed-Torque Trade-off | 1.00 Better balanced than 8% of 358 Digital Micro servos |
| Torque Gain per Volt | 13.90%/V More voltage-responsive (torque) than 29% of 302 Digital Micro servos |
| Speed Gain per Volt | 18.94%/V More voltage-responsive (speed) than 57% of 305 Digital Micro servos |
| Voltage Range Width | 2.4 V Wider voltage range than 59% of 553 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0017 Finer dead band than 41% of 220 Digital Micro servos |
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Reviews (1)
Includes 1 review aggregated from around the web.
There are very few reviews for this servo on the web. A buyer who needed a replacement says they were very pleased with it, noting the reasonable price and that it is hard to find.
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