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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0138-000 |
| Category | Robotics |
| Performance | |
| Torque |
14.8V
1,203.60 oz-in
86.67 kg-cm
8.5 N-m
12.0V
1,005.36 oz-in
72.39 kg-cm
7.1 N-m
11.1V
934.56 oz-in
67.30 kg-cm
6.6 N-m
|
| Speed |
14.8V
0.12 sec/60°
517.2 deg/s
86.2 RPM
12.0V
0.14 sec/60°
419.6 deg/s
69.9 RPM
11.1V
0.15 sec/60°
394.7 deg/s
65.8 RPM
|
| Running Current |
14.8V
5.900 A
5,900 mA
12.0V
4.900 A
4,900 mA
11.1V
4.500 A
4,500 mA
|
| Stall Current | 4.5–4900 A4500–4900000 mABottom 10% |
| Rated Output Power | 13.2 W |
| Radial Load | 40.0 N |
| Physical | |
| Weight | 5.82 oz165.0 gAbove Average |
| Shape | Boxed |
| Dimensions |
L 2.303 in W 1.319 in H 1.772 in L 58.5 mm W 33.5 mm H 45.0 mm |
| Case Material | Metal / Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Ratio | 152.3:1 |
| Shaft Size | 8.0 mm |
| Rotation Mode | Multi-turn |
| Rotation/Support | Dual Bearings |
| Backlash | 15.000° |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| Mechanical Limit | 360° |
| Neutral Position | 2048 µs |
| Refresh Rate | 500 Hz |
| Angle Sensor | Contactless Absolute Encoder |
| Control System | RS-485 / PWM |
| Programmable | Yes |
| Resolution | 4,096 pulse/rev |
| MCU | ARM CORTEX-M3 |
| Operating Modes | Current, Velocity, Position, Extended Position, Current-based Position, PWM |
| Signal Voltage | 5V |
| 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 |
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 | Above Average Lighter than 76% of 174 Digital Giant servos |
| Stall Current | Bottom 10% Lower draw than 7% of 102 Digital Giant servos |
Performance Analysis
| Shaft Power | 11.37–19.19 W |
| Power Density | 3.564 W/in³ More power-dense than 92% of 132 Digital Giant servos |
| Torque Density | 5.6640 oz-in/g |
| Torque-to-Volume Ratio | 173.62 oz-in/in³ |
| Speed-to-Weight | 0.03987 (1/sec·g) |
| Speed-Torque Trade-off | 142.07 |
| Current-per-Torque Ratio | 5.2431 A/oz-in |
| Idle-to-Running Current Ratio | 0.009 |
| No-Load vs Stall Current Spread | 1,088.89 |
| Voltage Range Width | 4.8 V Wider voltage range than 63% of 161 Digital Giant servos |
| Backlash-to-Range Ratio | 0.04167 Tighter backlash than 19% of 44 Digital Giant servos |
Notes
High-performance smart actuator with coreless Maxon motor and RS-485 communication. Supports multiple control modes including current-based position control and PWM control.
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