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Technical Specifications
Last Updated: 2026-09-14
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS325 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
486.06 oz-in
35.00 kg-cm
3.4 N-m
7.4V
416.62 oz-in
30.00 kg-cm
2.9 N-m
5.0V
319.41 oz-in
23.00 kg-cm
2.3 N-m
Above Average
|
| Speed |
8.4V
0.11 sec/60°
545.5 deg/s
90.9 RPM
7.4V
0.13 sec/60°
461.5 deg/s
76.9 RPM
5.0V
0.18 sec/60°
333.3 deg/s
55.6 RPM
Below Average
|
| Stall Current | 1.9–3.2 A1900–3200 mAAverage |
| Physical | |
| Weight | 2.12 oz60.0 gAverage |
| Dimensions |
L 1.57 in W 0.79 in H 1.52 in L 39.9 mm W 20.1 mm H 38.6 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Shaft Size | 5.9 mm |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | 270° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 5–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP66 |
| Certification | CE |
| Idle Current | 0.005 A5 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 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 | Above Average Stronger than 71% of 1040 Digital Standard servos at 5.0V |
| Speed | Below Average Faster than 16% of 1024 Digital Standard servos at 5.0V |
| Weight | Average Lighter than 59% of 1882 Digital Standard servos |
| Stall Current | Average Lower draw than 48% of 553 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.28–8.17 W |
| Power Density | 4.334 W/in³ More power-dense than 73% of 1760 Digital Standard servos |
| Torque Density | 5.3235 oz-in/g Stronger than 81% of 1034 Digital Standard servos |
| Torque-to-Volume Ratio | 169.43 oz-in/in³ Denser torque than 72% of 1039 Digital Standard servos |
| Speed-to-Weight | 0.09259 (1/sec·g) Faster than 28% of 1018 Digital Standard servos |
| Speed-Torque Trade-off | 57.50 Better balanced than 83% of 1014 Digital Standard servos |
| Current-per-Torque Ratio | 0.0100 A/oz-in More efficient than 80% of 317 Digital Standard servos |
| Torque Gain per Volt | 15.35%/V More voltage-responsive (torque) than 47% of 851 Digital Standard servos |
| Speed Gain per Volt | 18.73%/V More voltage-responsive (speed) than 72% of 852 Digital Standard servos |
| Voltage Range Width | 3.4 V Wider voltage range than 69% of 1545 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0015 Finer dead band than 48% of 489 Digital Standard servos |
Notes
Comes in blue and red colors.
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