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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 | 5.90 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 1059 Digital Standard servos at 5.0V |
| Speed | Below Average Faster than 17% of 1044 Digital Standard servos at 5.0V |
| Weight | Average Lighter than 59% of 1879 Digital Standard servos |
| Stall Current | Average Lower draw than 49% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.28–8.17 W |
| Power Density | 4.334 W/in³ More power-dense than 73% of 1767 Digital Standard servos |
| Torque Density | 5.3235 oz-in/g Stronger than 82% of 1052 Digital Standard servos |
| Torque-to-Volume Ratio | 169.43 oz-in/in³ Denser torque than 73% of 1057 Digital Standard servos |
| Speed-to-Weight | 0.09259 (1/sec·g) Faster than 28% of 1037 Digital Standard servos |
| Speed-Torque Trade-off | 57.50 Better balanced than 83% of 1033 Digital Standard servos |
| Current-per-Torque Ratio | 0.0100 A/oz-in More efficient than 80% of 331 Digital Standard servos |
| Torque Gain per Volt | 15.35%/V More voltage-responsive (torque) than 47% of 872 Digital Standard servos |
| Speed Gain per Volt | 18.73%/V More voltage-responsive (speed) than 72% of 873 Digital Standard servos |
| Voltage Range Width | 3.4 V Wider voltage range than 69% of 1559 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0015 Finer dead band than 48% of 504 Digital Standard servos |
Notes
Comes in blue and red colors.
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Reviews (19)
Includes 19 reviews aggregated from around the web.
An owner who fitted it in a Losi LMT for four-wheel steering called it quiet, precise, decently strong and surprisingly affordable. Value is a major selling point, but long-term durability is less proven than Savox or Hitec.
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