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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SM-S4471M |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
134.94 oz-in
9.72 kg-cm
1.0 N-m
4.8V
122.47 oz-in
8.82 kg-cm
0.9 N-m
Below Average
|
| Speed |
6.0V
0.07 sec/60°
857.1 deg/s
142.9 RPM
4.8V
0.10 sec/60°
600.0 deg/s
100.0 RPM
Above Average
|
| Physical | |
| Weight | 2.22 oz63.0 gAverage |
| Dimensions |
L 1.587 in W 0.795 in H 1.465 in L 40.3 mm W 20.2 mm H 37.2 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 60° |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Connectivity | |
| Wire Length | 300 mm11.81 in |
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 24% of 1060 Digital Standard servos at 4.8V |
| Speed | Above Average Faster than 79% of 1045 Digital Standard servos at 4.8V |
| Weight | Average Lighter than 50% of 1880 Digital Standard servos |
Performance Analysis
| Shaft Power | 2.26–3.56 W |
| Power Density | 1.928 W/in³ More power-dense than 43% of 1768 Digital Standard servos |
| Torque Density | 1.9440 oz-in/g Stronger than 21% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 66.26 oz-in/in³ Denser torque than 24% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.15873 (1/sec·g) Faster than 77% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 12.25 Better balanced than 18% of 1034 Digital Standard servos |
| Torque Gain per Volt | 8.49%/V More voltage-responsive (torque) than 12% of 873 Digital Standard servos |
| Speed Gain per Volt | 35.71%/V 4th-highest speed gain per volt of 874 Digital Standard servos |
| Voltage Range Width | 1.2 V Wider voltage range than 17% of 1560 Digital Standard servos |
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