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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0125-000 |
| Category | Robotics |
| Performance | |
| Torque |
14.8V
523.92 oz-in
37.73 kg-cm
3.7 N-m
12.0V
424.80 oz-in
30.59 kg-cm
3.0 N-m
11.1V
382.32 oz-in
27.53 kg-cm
2.7 N-m
|
| Speed |
14.8V
0.11 sec/60°
571.4 deg/s
95.2 RPM
12.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
11.1V
0.14 sec/60°
419.6 deg/s
69.9 RPM
|
| Running Current |
12.0V0.070 A70 mA |
| Stall Current | 2.1–2.7 A2100–2700 mAAverage |
| Radial Load | 40.0 N |
| Physical | |
| Weight | 2.89 oz82.0 gAverage |
| Shape | Boxed |
| Dimensions |
L 1.831 in W 1.122 in H 1.339 in L 46.5 mm W 28.5 mm H 34.0 mm |
| Case Material | Metal / Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Ratio | 212.6:1 |
| Rotation Mode | Multi-turn |
| Rotation/Support | Dual Bearings |
| Backlash | 0.250° |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| Pulse Cycle | 4096 ms |
| Angle Sensor | Contactless Absolute Encoder |
| Control System | TTL |
| Programmable | Yes |
| Resolution | 4,096 pulse/rev |
| MCU | ARM CORTEX-M3 |
| Operating Modes | Current, Velocity, Position, Extended Position (Multi-turn), Current-based Position, PWM (Voltage) |
| Signal Voltage | 3.3V |
| Electrical & Environment | |
| Operating Voltage | 10–14.8 V |
| Temperature | -5–80 °C23–176 °F |
| Idle Current | 0.040 A40 mA |
| Connectivity | |
| Connector | JST |
| Wire Length | 180 mm7.09 in |
| Baud Rate | 9.6 Kbps–4.5 Mbps |
| Origin | |
| Country of Origin | South Korea |
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 48% of 145 Digital Large servos |
| Stall Current | Average Lower draw than 53% of 92 Digital Large servos |
Performance Analysis
| Shaft Power | 4.94–9.23 W |
| Power Density | 3.354 W/in³ More power-dense than 92% of 112 Digital Large servos |
| Torque Density | 4.6624 oz-in/g |
| Torque-to-Volume Ratio | 138.98 oz-in/in³ |
| Speed-to-Weight | 0.08528 (1/sec·g) |
| Speed-Torque Trade-off | 54.67 |
| Current-per-Torque Ratio | 0.0071 A/oz-in |
| Idle-to-Running Current Ratio | 0.571 |
| No-Load vs Stall Current Spread | 38.57 |
| Voltage Range Width | 4.8 V Wider voltage range than 67% of 124 Digital Large servos |
| Backlash-to-Range Ratio | 0.00069 Tighter backlash than 50% of 25 Digital Large servos |
Notes
High-performance smart actuator featuring a coreless motor, full metal gears, and aluminum heat sink for precise motion control. Supports multiple operating modes including current-based position control and PWM control via a 1.0/2.0 protocol.
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