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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | B9DLM |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
30.00 oz-in
2.16 kg-cm
0.2 N-m
4.8V
25.00 oz-in
1.80 kg-cm
0.2 N-m
Average
|
| Speed |
6.0V
0.11 sec/60°
545.5 deg/s
90.9 RPM
4.8V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Below Average
|
| Physical | |
| Weight | 0.39 oz11.0 gAverage |
| Dimensions |
L 0.91 in W 0.48 in H 0.84 in L 23.1 mm W 12.2 mm H 21.3 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | DC |
| Gears | Steel |
| Gear Spline/Teeth | 21 T |
| Rotation Mode | Positional |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | 200° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 4 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Temperature | -15–70 °C5–158 °F |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 180 mm7.09 in |
| Origin | |
| Country of Origin | China |
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 41% of 328 Digital Micro servos at 4.8V |
| Speed | Below Average Faster than 26% of 328 Digital Micro servos at 4.8V |
| Weight | Average Lighter than 45% of 620 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.36–0.50 W |
| Power Density | 1.374 W/in³ More power-dense than 34% of 590 Digital Micro servos |
| Torque Density | 2.2727 oz-in/g Stronger than 44% of 327 Digital Micro servos |
| Torque-to-Volume Ratio | 68.14 oz-in/in³ Denser torque than 43% of 327 Digital Micro servos |
| Speed-to-Weight | 0.69930 (1/sec·g) Faster than 46% of 327 Digital Micro servos |
| Speed-Torque Trade-off | 3.25 Better balanced than 51% of 327 Digital Micro servos |
| Torque Gain per Volt | 16.67%/V More voltage-responsive (torque) than 47% of 268 Digital Micro servos |
| Speed Gain per Volt | 15.17%/V More voltage-responsive (speed) than 32% of 273 Digital Micro servos |
| Voltage Range Width | 1.2 V Wider voltage range than 9% of 511 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0020 Finer dead band than 21% of 189 Digital Micro servos |
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