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Technical Specifications
Last Updated: 2026-07-28
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 9125 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
118.07 oz-in
8.50 kg-cm
0.8 N-m
7.4V
104.18 oz-in
7.50 kg-cm
0.7 N-m
6.0V
86.12 oz-in
6.20 kg-cm
0.6 N-m
4.8V
75.01 oz-in
5.40 kg-cm
0.5 N-m
Average
|
| Speed |
8.4V
0.09 sec/60°
666.7 deg/s
111.1 RPM
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
0.14 sec/60°
428.6 deg/s
71.4 RPM
Below Average
|
| Physical | |
| Weight | 0.91 oz25.7 gAverage |
| Dimensions |
L 1.181 in W 0.394 in H 0.906 in L 30.0 mm W 10.0 mm H 23.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 220 mm8.66 in |
| Origin | |
| Country of Origin | German |
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 64% of 262 Digital Mini servos at 4.8V |
| Speed | Below Average Faster than 32% of 263 Digital Mini servos at 4.8V |
| Weight | Average Lighter than 50% of 466 Digital Mini servos |
Performance Analysis
| Shaft Power | 0.99–2.43 W |
| Power Density | 5.754 W/in³ More power-dense than 88% of 440 Digital Mini servos |
| Torque Density | 2.9187 oz-in/g Stronger than 68% of 258 Digital Mini servos |
| Torque-to-Volume Ratio | 177.93 oz-in/in³ Denser torque than 88% of 262 Digital Mini servos |
| Speed-to-Weight | 0.27793 (1/sec·g) Faster than 36% of 259 Digital Mini servos |
| Speed-Torque Trade-off | 10.50 Better balanced than 70% of 261 Digital Mini servos |
| Torque Gain per Volt | 15.95%/V More voltage-responsive (torque) than 50% of 232 Digital Mini servos |
| Speed Gain per Volt | 15.43%/V More voltage-responsive (speed) than 45% of 235 Digital Mini servos |
| Voltage Range Width | 3.6 V Wider voltage range than 86% of 351 Digital Mini servos |
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