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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0178-000 |
| Category | Robotics |
| Performance | |
| Torque |
14.8V
42.80 oz-in
3.08 kg-cm
0.3 N-m
12.0V
34.70 oz-in
2.50 kg-cm
0.2 N-m
11.1V
31.60 oz-in
2.28 kg-cm
0.2 N-m
|
| Speed |
14.8V
0.27 sec/60°
222.2 deg/s
37.0 RPM
12.0V
0.33 sec/60°
180.2 deg/s
30.0 RPM
11.1V
0.37 sec/60°
162.2 deg/s
27.0 RPM
|
| Running Current |
14.8V
1.500 A
1,500 mA
12.0V
1.300 A
1,300 mA
11.1V
1.200 A
1,200 mA
|
| Stall Current | 1200–1300 A1200000–1300000 mABelow Average |
| Rated Output Power | 10.6 W |
| Radial Load | 40.0 N |
| Physical | |
| Weight | 3.00 oz85.0 gAverage |
| Shape | Boxed |
| Dimensions |
L 1.83 in W 1.12 in H 1.34 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 | 353.5:1 |
| Shaft Size | 6.0 mm |
| Backlash | 15.000° |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| 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 |
| Electrical & Environment | |
| Operating Voltage | 10–14.8 V |
| Temperature | -5–80 °C23–176 °F |
| Certification | FCC |
| Idle Current | 40.000 A40,000 mA |
| Connectivity | |
| 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 | Average Lighter than 41% of the 139 Digital Large servos |
| Stall Current | Below Average Lower draw than 25% of the 81 Digital Large servos |
Performance Analysis
| Torque Density | 0.3718 oz-in/g |
| Torque-to-Volume Ratio | 11.49 oz-in/in³ |
| Speed-to-Weight | 0.03180 (1/sec·g) |
| Speed-Torque Trade-off | 11.69 |
| Current-per-Torque Ratio | 41.1392 A/oz-in |
| Idle-to-Running Current Ratio | 33.333 |
| No-Load vs Stall Current Spread | 1,083.33 |
| Voltage Range Width | 4.8 V Wider voltage range than 67% of the 121 Digital Large servos in the database |
| Backlash-to-Range Ratio | 0.04167 Tighter backlash than 41% of the 45 Dynamixel servos in the database |
Notes
High-durability servo with a coreless Maxon motor and RS-485 interface. It is engineered for an operating life more than double that of standard XH series models.
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