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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | ES9250MD |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
9.03 oz-in
0.65 kg-cm
0.1 N-m
5.0V
7.64 oz-in
0.55 kg-cm
0.1 N-m
3.8V
5.83 oz-in
0.42 kg-cm
0.0 N-m
Bottom 10%
|
| Speed |
6.0V
0.07 sec/60°
857.1 deg/s
142.9 RPM
5.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
3.8V
0.11 sec/60°
545.5 deg/s
90.9 RPM
Average
|
| Running Current |
6.0V
0.110 A
110 mA
5.0V
0.090 A
90 mA
3.8V
0.070 A
70 mA
Top 10%
|
| Physical | |
| Weight | 0.17 oz4.8 gTop 10% |
| Dimensions |
L 0.73 in W 0.33 in H 0.67 in L 18.5 mm W 8.4 mm H 17.0 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 15 T |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 360° |
| Pulse Width | 600-2400 µs |
| Neutral Position | 1500 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 3.8–6 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 0.002 A2 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 180 mm7.09 in |
| 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 | Bottom 10% Stronger than 1% of 328 Digital Micro servos at 3.8V |
| Speed | Average Faster than 52% of 328 Digital Micro servos at 3.8V |
| Weight | Top 10% Lighter than 92% of 620 Digital Micro servos |
| Running Current | Top 10% Lower draw than 92% of 53 Digital Micro servos at 3.8V |
Performance Analysis
| Shaft Power | 0.10–0.24 W |
| Power Density | 1.478 W/in³ More power-dense than 38% of 590 Digital Micro servos |
| Torque Density | 1.2146 oz-in/g Stronger than 3% of 327 Digital Micro servos |
| Torque-to-Volume Ratio | 36.12 oz-in/in³ Denser torque than 8% of 327 Digital Micro servos |
| Speed-to-Weight | 1.89394 (1/sec·g) Faster than 90% of 327 Digital Micro servos |
| Speed-Torque Trade-off | 0.64 Better balanced than 3% of 327 Digital Micro servos |
| Idle-to-Running Current Ratio | 0.031 Lower idle draw than 81% of 37 Digital Micro servos |
| Torque Gain per Volt | 24.95%/V More voltage-responsive (torque) than 87% of 268 Digital Micro servos |
| Speed Gain per Volt | 25.96%/V More voltage-responsive (speed) than 88% of 273 Digital Micro servos |
| Voltage Range Width | 2.2 V Wider voltage range than 52% of 511 Digital Micro servos |
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