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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS-B009-C |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
444.48 oz-in
32.01 kg-cm
3.1 N-m
6.0V
388.92 oz-in
28.01 kg-cm
2.7 N-m
Above Average
|
| Speed |
7.4V
0.12 sec/60°
500.0 deg/s
83.3 RPM
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Average
|
| Stall Current | 7–7.9 A7000–7900 mABottom 10% |
| Physical | |
| Weight | 2.47 oz70.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.606 in L 40.0 mm W 20.0 mm H 40.8 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Titanium |
| Gear Spline/Teeth | 25 T |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Pulse Width | 500-2500 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–7.4 V |
| Water Rating | IP67 |
| Idle Current | 0.200 A200 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| 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 | Above Average Stronger than 83% of 1060 Digital Standard servos at 6.0V |
| Speed | Average Faster than 49% of 1045 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 34% of 1880 Digital Standard servos |
| Stall Current | Bottom 10% Lower draw than 8% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 5.14–6.85 W |
| Power Density | 3.440 W/in³ More power-dense than 65% of 1768 Digital Standard servos |
| Torque Density | 5.5560 oz-in/g Stronger than 84% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 195.37 oz-in/in³ Denser torque than 81% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.10204 (1/sec·g) Faster than 38% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 54.45 Better balanced than 81% of 1034 Digital Standard servos |
| Current-per-Torque Ratio | 0.0203 A/oz-in More efficient than 28% of 331 Digital Standard servos |
| Torque Gain per Volt | 10.20%/V More voltage-responsive (torque) than 19% of 873 Digital Standard servos |
| Speed Gain per Volt | 11.90%/V More voltage-responsive (speed) than 26% of 874 Digital Standard servos |
| Voltage Range Width | 1.4 V Wider voltage range than 29% of 1560 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0000 2nd-highest dead-band-to-pulse-width ratio of 504 Digital Standard servos |
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