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Technical Specifications
Last Updated: 2026-07-10
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Identity
Performance
Physical
Drivetrain
Control & Signal
Electrical & Environment
Connectivity
Origin
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Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | OMG-ST-25DF |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
417.00 oz-in
30.03 kg-cm
2.9 N-m
7.4V
361.00 oz-in
25.99 kg-cm
2.5 N-m
4.8V
299.00 oz-in
21.53 kg-cm
2.1 N-m
|
| Speed |
8.4V
0.11 sec/60°
535.7 deg/s
89.3 RPM
7.4V
0.13 sec/60°
472.4 deg/s
78.7 RPM
4.8V
0.15 sec/60°
405.4 deg/s
67.6 RPM
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| Running Current | (add) |
| Stall Current | (add) |
| Physical | |
| Weight | (add) |
| Dimensions |
L 1.60 in W 0.81 in H 1.56 in L 40.6 mm W 20.6 mm H 39.6 mm |
| Case Material | Metal / Plastic |
| Drivetrain | |
| Motor Type | Brushed |
| Motor Drive | (add) |
| Gears | Stainless steel |
| Gear Spline/Teeth | 25 T |
| Shaft Size | (add) |
| Rotation Mode | (add) |
| Rotation/Support | Dual Bearings |
| Backlash | (add) |
| Control & Signal | |
| Modulation | (add) |
| Direction | (add) |
| Rotational Range | 180° |
| Mechanical Limit | 180° |
| Pulse Cycle | (add) |
| Pulse Width | 500-2500 µs |
| Neutral Position | (add) |
| Dead Band | (add) |
| Refresh Rate | 333 Hz |
| Angle Sensor | (add) |
| Control System | (add) |
| Programmable | No |
| Signal Voltage | (add) |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Power Source | (add) |
| Regulator Type | (add) |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP67 |
| Certification | (add) |
| Idle Current | (add) |
| Connectivity | |
| Connector | (add) |
| Wire Length | 300 mm11.81 in |
| Origin | |
| Country of Origin | (add) |
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.
Performance Analysis
| Shaft Power | 3.74–6.88 W |
| Torque-to-Volume Ratio | 147.89 oz-in/in³ Denser torque than 36% of the 26 OMG servos in the database |
| Power Density | 3.405 W/in³ More power-dense than 34% of the 36 OMG servos in the database |
| Speed-Torque Trade-off | 44.25 Better balanced than 81% of the 28 OMG servos in the database |
| Torque Gain per Volt | 10.96%/V More voltage-responsive (torque) than 59% of the 28 OMG servos in the database |
| Speed Gain per Volt | 8.93%/V More voltage-responsive (speed) than 41% of the 28 OMG servos in the database |
| Voltage Range Width | 3.6 V Wider voltage range than 70% of the 38 OMG servos in the database |
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