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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS239HV |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
63.88 oz-in
4.60 kg-cm
0.5 N-m
6.0V
55.55 oz-in
4.00 kg-cm
0.4 N-m
Average
|
| Speed |
7.4V
0.13 sec/60°
461.5 deg/s
76.9 RPM
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Below Average
|
| 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 |
| Drivetrain | |
| Gears | Metal |
| Gear Spline/Teeth | 21 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 40° |
| Dead Band | 3 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–7.4 V |
| Temperature | -20–60 °C-4–140 °F |
| 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 48% of 290 Digital Mini servos at 6.0V |
| Speed | Below Average Faster than 32% of 293 Digital Mini servos at 6.0V |
| Weight | Average Lighter than 65% of 505 Digital Mini servos |
Performance Analysis
| Shaft Power | 0.73–0.91 W |
| Power Density | 1.439 W/in³ More power-dense than 42% of 482 Digital Mini servos |
| Torque Density | 2.5250 oz-in/g Stronger than 57% of 286 Digital Mini servos |
| Torque-to-Volume Ratio | 87.95 oz-in/in³ Denser torque than 60% of 288 Digital Mini servos |
| Speed-to-Weight | 0.32468 (1/sec·g) Faster than 51% of 289 Digital Mini servos |
| Speed-Torque Trade-off | 7.78 Better balanced than 56% of 288 Digital Mini servos |
| Torque Gain per Volt | 10.71%/V More voltage-responsive (torque) than 13% of 257 Digital Mini servos |
| Speed Gain per Volt | 5.48%/V More voltage-responsive (speed) than 2% of 262 Digital Mini servos |
| Voltage Range Width | 1.4 V Wider voltage range than 41% of 405 Digital Mini servos |
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Reviews (10)
Includes 10 reviews aggregated from around the web.
There are few reviews for this servo on the web. A retailer shows an average of 4.8 out of 5 from 10 reviews, with no written details. It is positioned as a low-cost metal-gear wing servo. The only forum discussion is a hobbyist whose test servo twitched uncontrollably on a servo controller, which looks like a setup issue.
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