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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | EM3 |
| Category | Robotics |
| Performance | |
| Torque |
8.4V116.68 oz-in8.40 kg-cm0.8 N-m |
| Stall Current | ≤0.78 A≤780 mAAverage |
| Physical | |
| Weight | 0.32 oz9.0 gAverage |
| Shape | Boxed |
| Dimensions |
L 1.12 in W 0.47 in H 0.79 in L 28.4 mm W 11.9 mm H 20.1 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Plastic |
| Gear Spline/Teeth | 20 T |
| Rotation Mode | Positional |
| Control & Signal | |
| Rotational Range | 300° |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | RS-485 / PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | IP42 |
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 | Average Lighter than 55% of 1022 Micro servos |
| Stall Current | Average Lower draw than 64% of 240 Micro servos |
Performance Analysis
| Torque Density | 12.9644 oz-in/g |
| Torque-to-Volume Ratio | 280.58 oz-in/in³ |
| Current-per-Torque Ratio | 0.0067 A/oz-in |
| Voltage Range Width | 3.6 V Wider voltage range than 58% of 49 Kpower servos |
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