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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | S109 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
7.4V
347.20 oz-in
25.00 kg-cm
2.5 N-m
6.0V
277.70 oz-in
20.00 kg-cm
2.0 N-m
4.8V
166.60 oz-in
12.00 kg-cm
1.2 N-m
Bottom 10%
|
| Speed |
7.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
4.8V
0.15 sec/60°
400.0 deg/s
66.7 RPM
Above Average
|
| Physical | |
| Weight | 4.41 oz125.0 gTop 10% |
| Dimensions |
L 2.32 in W 1.14 in H 2.05 in L 58.9 mm W 29.0 mm H 52.1 mm |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Metal |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Mechanical Limit | 45° |
| Neutral Position | 1500 µs |
| Dead Band | 1 µs |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–7.4 V |
| Origin | |
| Country of Origin | South Korea |
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 | Bottom 10% Stronger than 2% of 93 Digital Giant servos at 4.8V |
| Speed | Above Average Faster than 84% of 90 Digital Giant servos at 4.8V |
| Weight | Top 10% Lighter than 98% of 174 Digital Giant servos |
Performance Analysis
| Shaft Power | 2.05–6.42 W |
| Power Density | 1.184 W/in³ More power-dense than 40% of 132 Digital Giant servos |
| Torque Density | 1.3328 oz-in/g Stronger than 6% of 90 Digital Giant servos |
| Torque-to-Volume Ratio | 30.73 oz-in/in³ Denser torque than 4% of 93 Digital Giant servos |
| Speed-to-Weight | 0.05333 (1/sec·g) 1st-highest speed-to-weight of 87 Digital Giant servos |
| Speed-Torque Trade-off | 24.99 Better balanced than 1% of 89 Digital Giant servos |
| Torque Gain per Volt | 41.69%/V 1st-highest torque gain per volt of 65 Digital Giant servos |
| Speed Gain per Volt | 19.23%/V More voltage-responsive (speed) than 92% of 65 Digital Giant servos |
| Voltage Range Width | 2.6 V Wider voltage range than 41% of 160 Digital Giant servos |
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