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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SM-30BL-C001 |
| Category | Robotics |
| Performance | |
| Torque |
12.0V416.62 oz-in30.00 kg-cm2.9 N-mAbove Average |
| Speed |
12.0V0.14 sec/60°428.6 deg/s71.4 RPMAbove Average |
| Running Current |
12.0V1.300 A1,300 mA |
| Stall Current | ≤3.8 A≤3800 mABelow Average |
| Physical | |
| Weight | 3.60 oz102.0 gBelow Average |
| Shape | Boxed |
| Dimensions |
L 2.126 in W 1.102 in H 1.579 in L 54.0 mm W 28.0 mm H 40.1 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Rotation Mode | Multi-Turn |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 360° |
| Mechanical Limit | No Limit |
| Neutral Position | 2048 µs |
| Angle Sensor | Magnetic Encoder |
| Control System | RS485 |
| Programmable | Yes |
| Resolution | 4,096 pulse/rev |
| Electrical & Environment | |
| Operating Voltage | 12–12 V |
| Temperature | -15–60 °C5–140 °F |
| Idle Current | 0.035 A35 mA |
| Connectivity | |
| Baud Rate | 34.8 Kbps–1 Mbps |
| 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
| Torque | Above Average Stronger than 75% of 25 Digital Large servos at 12.0V |
| Speed | Above Average Faster than 83% of 24 Digital Large servos at 12.0V |
| Weight | Below Average Lighter than 30% of 145 Digital Large servos |
| Stall Current | Below Average Lower draw than 30% of 92 Digital Large servos |
Performance Analysis
| Shaft Power | 5.50 W |
| Power Density | 1.487 W/in³ More power-dense than 53% of 112 Digital Large servos |
| Torque Density | 4.0845 oz-in/g Stronger than 65% of 24 Digital Large servos |
| Torque-to-Volume Ratio | 112.60 oz-in/in³ Denser torque than 63% of 25 Digital Large servos |
| Speed-to-Weight | 0.07003 (1/sec·g) Faster than 55% of 23 Digital Large servos |
| Speed-Torque Trade-off | 58.32 Better balanced than 62% of 22 Digital Large servos |
| Current-per-Torque Ratio | 0.0091 A/oz-in More efficient than 77% of 32 FeeTech servos |
| Idle-to-Running Current Ratio | 0.027 3rd-highest idle-to-running current ratio of 21 FeeTech servos |
| No-Load vs Stall Current Spread | 2.92 1st-highest no-load vs stall current spread of 23 FeeTech servos |
| Voltage Range Width | 0.0 V Wider voltage range than 0% of 124 Digital Large servos |
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