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Technical Specifications
Last Updated: 2026-09-14
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | EMX-SV-0272-ES9051 |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
13.89 oz-in
1.00 kg-cm
0.1 N-m
5.5V
12.50 oz-in
0.90 kg-cm
0.1 N-m
4.8V
11.81 oz-in
0.85 kg-cm
0.1 N-m
4.0V
9.72 oz-in
0.70 kg-cm
0.1 N-m
|
| Speed |
6.0V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
5.5V
0.08 sec/60°
750.0 deg/s
125.0 RPM
4.8V
0.07 sec/60°
857.1 deg/s
142.9 RPM
4.0V
0.10 sec/60°
600.0 deg/s
100.0 RPM
|
| Running Current |
3.8V0.080 A80 mA |
| Physical | |
| Weight | 0.15 oz4.3 gTop 10% |
| Dimensions |
L 0.78 in W 0.35 in H 0.91 in L 19.8 mm W 8.9 mm H 23.1 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Nylon |
| Rotation Mode | Positional |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 120° |
| Pulse Width | 1100-1900 µs |
| Neutral Position | 1500 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 3.6–5.5 V |
| Power Source | Direct |
| Regulator Type | Direct |
| Connectivity | |
| Connector | JR | JST |
| 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
| Weight | Top 10% Lighter than 98% of 597 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.18–0.43 W |
| Power Density | 1.723 W/in³ More power-dense than 47% of 563 Digital Micro servos |
| Torque Density | 2.2605 oz-in/g |
| Torque-to-Volume Ratio | 39.13 oz-in/in³ |
| Speed-to-Weight | 2.32558 (1/sec·g) |
| Speed-Torque Trade-off | 0.97 |
| Voltage Range Width | 1.9 V Wider voltage range than 52% of 496 Digital Micro servos |
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Reviews (6)
Includes 6 reviews aggregated from around the web.
Roundups rate it around 4.6/5, and it is popular on ultra-micro planes, DLGs and F3P models. Users note it is fast and cheap, but very weak and with fragile gears.
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