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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 21100009 |
| Category | Robotics |
| Performance | |
| Torque |
7.4V278.00 oz-in20.02 kg-cm2.0 N-m |
| Speed |
7.4V0.20 sec/60°300.0 deg/s50.0 RPM |
| Stall Current | 2.4–3 A2400–3000 mAAverage |
| Physical | |
| Weight | 2.33 oz66.0 gAverage |
| Shape | Boxed |
| Dimensions |
L 1.57 in W 0.80 in H 1.59 in L 39.9 mm W 20.3 mm H 40.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Gears | Stainless Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 270° |
| Mechanical Limit | 360° |
| Pulse Cycle | 20 ms |
| Pulse Width | 500-2500 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Water Rating | IP67 |
| Connectivity | |
| Connector | JR (Universal) estimate |
| 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
| Weight | Average Lighter than 40% of 1902 Digital Standard servos |
| Stall Current | Average Lower draw than 55% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 2.57 W |
| Power Density | 1.287 W/in³ More power-dense than 25% of 1759 Digital Standard servos |
| Torque Density | 4.2121 oz-in/g |
| Torque-to-Volume Ratio | 139.21 oz-in/in³ |
| Speed-to-Weight | 0.07576 (1/sec·g) |
| Speed-Torque Trade-off | 55.60 |
| Current-per-Torque Ratio | 0.0108 A/oz-in |
| Voltage Range Width | 2.4 V Wider voltage range than 46% of 1539 Digital Standard servos |
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