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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | X20-7.4-M-830-* |
| Category | Hobby |
| Performance | |
| Torque |
7.4V538.13 oz-in38.75 kg-cm3.8 N-m |
| Speed |
7.4V0.13 sec/60°461.5 deg/s76.9 RPM |
| Stall Current | ≤4.95 A≤4950 mABelow Average |
| Physical | |
| Weight | 2.82 oz80.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.575 in L 40.0 mm W 20.0 mm H 40.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T estimate |
| Rotation Mode | Positional |
| Rotation/Support | 6 |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 200° |
| Pulse Cycle | 3.003 ms |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Hall Effect |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -10–65 °C14–149 °F |
| Connectivity | |
| Connector | JR (Universal) estimate |
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
| Weight | Below Average Lighter than 11% of 1880 Digital Standard servos |
| Stall Current | Below Average Lower draw than 27% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 7.65 W |
| Power Density | 3.920 W/in³ More power-dense than 70% of 1768 Digital Standard servos |
| Torque Density | 6.7266 oz-in/g |
| Torque-to-Volume Ratio | 275.58 oz-in/in³ |
| Speed-to-Weight | 0.09615 (1/sec·g) |
| Speed-Torque Trade-off | 69.96 |
| Current-per-Torque Ratio | 0.0092 A/oz-in |
| Voltage Range Width | 2.4 V Wider voltage range than 58% of 1560 Digital Standard servos |
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