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Technical Specifications
Last Updated: 2026-10-11
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS843MG |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
66.67 oz-in
4.80 kg-cm
0.5 N-m
4.8V
55.56 oz-in
4.00 kg-cm
0.4 N-m
Average
|
| Speed |
6.0V
0.10 sec/60°
600.0 deg/s
100.0 RPM
4.8V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Above Average
|
| Running Current |
6.0V
0.220 A
220 mA
4.8V
0.200 A
200 mA
|
| Physical | |
| Weight | 0.30 oz8.5 gTop 10% |
| Dimensions |
L 0.906 in W 0.354 in H 0.906 in L 23.0 mm W 9.0 mm H 23.0 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Motor Drive | MOS |
| Gears | Metal |
| Gear Spline/Teeth | 15 T |
| Rotation Mode | Positional |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 40° |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Power Source | External |
| Regulator Type | Direct |
| Temperature | -20–60 °C-4–140 °F |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 190 mm7.48 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 38% of 40 Digital Slim servos at 4.8V |
| Speed | Above Average Faster than 85% of 41 Digital Slim servos at 4.8V |
| Weight | Top 10% Lighter than 96% of 83 Digital Slim servos |
Performance Analysis
| Shaft Power | 0.86–1.23 W |
| Power Density | 4.242 W/in³ More power-dense than 60% of 83 Digital Slim servos |
| Torque Density | 6.5365 oz-in/g 1st-highest torque density of 40 Digital Slim servos |
| Torque-to-Volume Ratio | 191.21 oz-in/in³ 4th-highest torque-to-volume ratio of 40 Digital Slim servos |
| Speed-to-Weight | 0.98039 (1/sec·g) 3rd-highest speed-to-weight of 41 Digital Slim servos |
| Speed-Torque Trade-off | 6.67 Better balanced than 26% of 40 Digital Slim servos |
| Torque Gain per Volt | 16.66%/V More voltage-responsive (torque) than 50% of 33 Digital Slim servos |
| Speed Gain per Volt | 16.67%/V More voltage-responsive (speed) than 36% of 34 Digital Slim servos |
| Voltage Range Width | 1.2 V Wider voltage range than 12% of 75 Digital Slim servos |
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Reviews (3)
Includes 3 reviews aggregated from around the web.
There are few reviews for this servo on the web. Fliers use it in F5J gliders and light aircraft wing installs, and quality is regarded as good for the price.
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