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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | KM-03A |
| Category | Hobby |
| Performance | |
| Torque |
5.0V7.22 oz-in0.52 kg-cm0.1 N-m |
| Speed |
5.0V0.10 sec/60°600.0 deg/s100.0 RPM |
| Physical | |
| Weight | 0.11 oz3.0 gAbove Average |
| Dimensions |
L 0.85 in W 0.47 in H 0.83 in L 21.6 mm W 11.9 mm H 21.1 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Plastic |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Analog |
| Pulse Cycle | 20 ms |
| Neutral Position | 1520 µs |
| Dead Band | 4 µs |
| Refresh Rate | 50 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 3.3–5 V |
| Temperature | -10–60 °C14–140 °F |
| Water Rating | None |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 100 mm3.94 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
| Weight | Above Average Lighter than 77% of 27 Analog Nano servos |
Performance Analysis
| Shaft Power | 0.13 W |
| Power Density | 0.403 W/in³ More power-dense than 12% of 27 Analog Nano servos |
| Torque Density | 2.3907 oz-in/g |
| Torque-to-Volume Ratio | 21.77 oz-in/in³ |
| Speed-to-Weight | 3.31126 (1/sec·g) |
| Speed-Torque Trade-off | 0.72 |
| Voltage Range Width | 1.7 V Wider voltage range than 67% of 40 KingMax Hobby servos |
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