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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS-S020A-C |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
444.48 oz-in
32.01 kg-cm
3.1 N-m
6.0V
347.25 oz-in
25.00 kg-cm
2.5 N-m
Above Average
|
| Speed |
7.4V
0.17 sec/60°
352.9 deg/s
58.8 RPM
6.0V
0.20 sec/60°
300.0 deg/s
50.0 RPM
Bottom 10%
|
| Stall Current | ≤4 A≤4000 mAAverage |
| Physical | |
| Weight | 2.57 oz73.0 gBelow Average |
| Dimensions |
L 1.57 in W 0.79 in H 1.744 in L 39.9 mm W 20.1 mm H 44.3 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Cored |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | No Limit |
| Pulse Width | 500-2500 µs |
| Dead Band | 1 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | Waterproof |
| Certification | FCC | CE | ROHS | REACH | EMC |
| Idle Current | 0.020 A20 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 76% of 1043 Digital Standard servos at 6.0V |
| Speed | Bottom 10% Faster than 9% of 1041 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 25% of 1902 Digital Standard servos |
| Stall Current | Average Lower draw than 37% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.21–4.83 W |
| Power Density | 2.235 W/in³ More power-dense than 48% of 1759 Digital Standard servos |
| Torque Density | 4.7569 oz-in/g Stronger than 74% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 160.53 oz-in/in³ Denser torque than 67% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.06849 (1/sec·g) Faster than 6% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 69.45 Better balanced than 89% of 1031 Digital Standard servos |
| Current-per-Torque Ratio | 0.0115 A/oz-in More efficient than 70% of 315 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 52% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0005 Finer dead band than 97% of 468 Digital Standard servos |
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