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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS538MG |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
97.23 oz-in
7.00 kg-cm
0.7 N-m
4.8V
90.29 oz-in
6.50 kg-cm
0.6 N-m
Below Average
|
| Speed |
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
4.8V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Average
|
| Physical | |
| Weight | 2.05 oz58.0 gAbove Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.516 in L 40.0 mm W 20.0 mm H 38.5 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 80° |
| Pulse Cycle | 20 ms |
| Dead Band | 3 µs |
| Angle Sensor | Potentiometer |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Temperature | -20–60 °C-4–140 °F |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 215 mm8.46 in |
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 | Below Average Stronger than 15% of 1060 Digital Standard servos at 4.8V |
| Speed | Average Faster than 53% of 1045 Digital Standard servos at 4.8V |
| Weight | Above Average Lighter than 67% of 1880 Digital Standard servos |
Performance Analysis
| Shaft Power | 1.19–1.38 W |
| Power Density | 0.736 W/in³ More power-dense than 11% of 1768 Digital Standard servos |
| Torque Density | 1.5567 oz-in/g Stronger than 12% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 48.05 oz-in/in³ Denser torque than 14% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.12315 (1/sec·g) Faster than 57% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 12.64 Better balanced than 18% of 1034 Digital Standard servos |
| Torque Gain per Volt | 6.41%/V More voltage-responsive (torque) than 6% of 873 Digital Standard servos |
| Speed Gain per Volt | 6.40%/V More voltage-responsive (speed) than 3% of 874 Digital Standard servos |
| Voltage Range Width | 1.2 V Wider voltage range than 16% of 1560 Digital Standard servos |
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Reviews (1)
Includes 1 review aggregated from around the web.
There are very few reviews for this servo on the web. One published review from 2011 calls it an otherwise great, cheap standard servo, but says quality control problems let it down.
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