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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS239MG |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
63.89 oz-in
4.60 kg-cm
0.5 N-m
4.8V
55.56 oz-in
4.00 kg-cm
0.4 N-m
Average
|
| Speed |
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
4.8V
0.15 sec/60°
400.0 deg/s
66.7 RPM
Average
|
| Running Current |
6.0V
0.400 A
400 mA
4.8V
0.300 A
300 mA
|
| Physical | |
| Weight | 0.78 oz22.0 gAverage |
| Dimensions |
L 1.181 in W 0.394 in H 1.358 in L 30.0 mm W 10.0 mm H 34.5 mm |
| Case Material | Composite |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Metal |
| Gear Spline/Teeth | 21 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 80° |
| Pulse Width | 1100-1900 µs |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Power Source | Direct |
| Regulator Type | Direct |
| Temperature | -20–60 °C-4–140 °F |
| Certification | CE |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 215 mm8.46 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 | Average Stronger than 36% of 40 Digital Slim servos at 4.8V |
| Speed | Average Faster than 48% of 41 Digital Slim servos at 4.8V |
| Weight | Average Lighter than 56% of 83 Digital Slim servos |
Performance Analysis
| Shaft Power | 0.68–0.84 W |
| Power Density | 1.335 W/in³ More power-dense than 12% of 83 Digital Slim servos |
| Torque Density | 2.5255 oz-in/g Stronger than 21% of 40 Digital Slim servos |
| Torque-to-Volume Ratio | 87.93 oz-in/in³ Denser torque than 15% of 40 Digital Slim servos |
| Speed-to-Weight | 0.30303 (1/sec·g) Faster than 58% of 41 Digital Slim servos |
| Speed-Torque Trade-off | 8.33 Better balanced than 46% of 40 Digital Slim servos |
| Torque Gain per Volt | 12.49%/V More voltage-responsive (torque) than 9% of 33 Digital Slim servos |
| Speed Gain per Volt | 5.96%/V More voltage-responsive (speed) than 3% of 34 Digital Slim servos |
| Voltage Range Width | 1.2 V Wider voltage range than 11% of 75 Digital Slim servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0038 Finer dead band than 5% of 22 Digital Slim servos |
Notes
This slim wing servo has a consistently strong reputation for quality in its class according to various independent reviews and discussions online.
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Reviews (2)
Includes 2 reviews aggregated from around the web.
There are few reviews for this servo on the web. It is regarded as strong and good value for wing installs on thin-wing models and trainers.
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