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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0125-000 |
| Category | Robotics |
| Performance | |
| Torque |
14.8V
37.70 oz-in
2.71 kg-cm
0.3 N-m
12.0V
30.60 oz-in
2.20 kg-cm
0.2 N-m
11.1V
27.50 oz-in
1.98 kg-cm
0.2 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 |
14.8V
2.700 A
2,700 mA
12.0V
2.300 A
2,300 mA
11.1V
2.100 A
2,100 mA
|
| Stall Current | 2100–2300 A2100000–2300000 mABottom 10% |
| Radial Load | 40.0 N |
| Physical | |
| Weight | 2.89 oz82.0 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 | 212.6:1 |
| Rotation/Support | Dual Bearings |
| Backlash | 15.000° |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| Pulse Cycle | 4096 ms |
| Angle Sensor | Contactless Absolute Encoder |
| Control System | TTL / 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 | 3.3V |
| Electrical & Environment | |
| Operating Voltage | 10–14.8 V |
| Temperature | -5–80 °C23–176 °F |
| Idle Current | 40.000 A40,000 mA |
| Connectivity | |
| 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 | Average Lighter than 46% of the 139 Digital Large servos |
| Stall Current | Bottom 10% Lower draw than 4% of the 81 Digital Large servos |
Performance Analysis
| Torque Density | 0.3354 oz-in/g |
| Torque-to-Volume Ratio | 10.00 oz-in/in³ |
| Speed-to-Weight | 0.08528 (1/sec·g) |
| Speed-Torque Trade-off | 3.93 |
| Current-per-Torque Ratio | 83.6364 A/oz-in |
| Idle-to-Running Current Ratio | 19.048 |
| No-Load vs Stall Current Spread | 1,095.24 |
| Voltage Range Width | 4.8 V Wider voltage range than 66% of the 121 Digital Large servos in the database |
| Backlash-to-Range Ratio | 0.04167 Tighter backlash than 39% of the 45 Dynamixel servos in the database |
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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