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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 3090 |
| Category | Robotics |
| Performance | |
| Torque |
12.0V651.42 oz-in46.91 kg-cm4.6 N-m |
| Speed |
12.0V0.18 sec/60°333.3 deg/s55.6 RPM |
| Stall Current | ≤3.6 A≤3600 mAAverage |
| Physical | |
| Weight | 2.89 oz82.0 gAverage |
| Shape | Boxed |
| Dimensions |
L 2.008 in W 1.26 in H 1.26 in L 51.0 mm W 32.0 mm H 32.0 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Aluminum |
| Gear Ratio | 381.2:1 |
| Rotation Mode | Multi-turn |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 640° |
| Mechanical Limit | No Limit |
| Angle Sensor | Magnetic Encoder |
| Control System | RS-485 |
| Programmable | Yes |
| Resolution | 4,096 pulse/rev |
| Operating Modes | Position, Velocity |
| Signal Voltage | 5V |
| Electrical & Environment | |
| Operating Voltage | 6–12 V |
| Temperature | 0–40 °C32–104 °F |
| Idle Current | 0.068 A68 mA |
| Connectivity | |
| Connector | JST |
| Wire Length | 400 mm15.75 in |
| Baud Rate | 3 Mbps |
| Origin | |
| Country of Origin | Japan |
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 44% of 143 Digital Large servos |
| Stall Current | Average Lower draw than 47% of 97 Digital Large servos |
Performance Analysis
| Torque Density | 7.9441 oz-in/g |
| Torque-to-Volume Ratio | 204.34 oz-in/in³ |
| Speed-to-Weight | 0.06775 (1/sec·g) |
| Speed-Torque Trade-off | 117.27 |
| Current-per-Torque Ratio | 0.0055 A/oz-in |
| Voltage Range Width | 6.0 V Wider voltage range than 82% of 131 Digital Large servos |
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