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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0172-000 |
| Category | Robotics |
| Performance | |
| Torque |
6.0V
93.46 oz-in
6.73 kg-cm
0.7 N-m
5.0V
84.96 oz-in
6.12 kg-cm
0.6 N-m
3.7V
73.63 oz-in
5.30 kg-cm
0.5 N-m
Above Average
|
| Speed |
6.0V
0.07 sec/60°
923.1 deg/s
153.8 RPM
5.0V
0.08 sec/60°
769.2 deg/s
128.2 RPM
3.7V
0.11 sec/60°
571.4 deg/s
95.2 RPM
Average
|
| Running Current |
6.0V
2.150 A
2,150 mA
5.0V
1.800 A
1,800 mA
3.7V
1.340 A
1,340 mA
Bottom 10%
|
| Stall Current | 1.34–2.15 A1340–2150 mABelow Average |
| Rated Output Power | 1.3 W |
| Physical | |
| Weight | 0.81 oz23.0 gBottom 10% |
| Shape | Boxed |
| Dimensions |
L 1.339 in W 0.787 in H 1.024 in L 34.0 mm W 20.0 mm H 26.0 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Ratio | 180.62:1 |
| Shaft Size | 16.00 mm |
| Rotation Mode | Multi-turn |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| Mechanical Limit | 360° |
| Neutral Position | 2048 µs |
| Angle Sensor | Contactless Absolute Encoder |
| Control System | TTL |
| Programmable | Yes |
| Resolution | 4,096 pulse/rev |
| MCU | ARM CORTEX-M0+ |
| Operating Modes | Current, Velocity, Position, Extended Position (Multi-turn), Current-based Position, PWM (Voltage) |
| Signal Voltage | 3.3V |
| Electrical & Environment | |
| Operating Voltage | 3.7–6 V |
| Temperature | -5–60 °C23–140 °F |
| Certification | FCC | KC | CE | ROHS |
| Idle Current | 0.017 A17 mA |
| Connectivity | |
| Connector | JST |
| Wire Length | 180 mm7.09 in |
| Baud Rate | 9.6 Kbps–4 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
| Torque | Above Average Stronger than 89% of 349 Digital Micro servos at 3.7V |
| Speed | Average Faster than 58% of 347 Digital Micro servos at 3.7V |
| Weight | Bottom 10% Lighter than 2% of 597 Digital Micro servos |
| Running Current | Bottom 10% Lower draw than 2% of 60 Digital Micro servos at 3.7V |
| Stall Current | Below Average Lower draw than 14% of 188 Digital Micro servos |
Performance Analysis
| Shaft Power | 1.30–2.66 W |
| Power Density | 2.464 W/in³ More power-dense than 59% of 563 Digital Micro servos |
| Torque Density | 3.2014 oz-in/g Stronger than 76% of 349 Digital Micro servos |
| Torque-to-Volume Ratio | 68.24 oz-in/in³ Denser torque than 42% of 345 Digital Micro servos |
| Speed-to-Weight | 0.41408 (1/sec·g) Faster than 10% of 347 Digital Micro servos |
| Speed-Torque Trade-off | 7.73 Better balanced than 85% of 345 Digital Micro servos |
| Current-per-Torque Ratio | 0.0292 A/oz-in More efficient than 66% of 98 Digital Micro servos |
| Idle-to-Running Current Ratio | 0.013 4th-highest idle-to-running current ratio of 42 Digital Micro servos |
| No-Load vs Stall Current Spread | 1.60 1st-highest no-load vs stall current spread of 45 Digital Micro servos |
| Torque Gain per Volt | 11.71%/V More voltage-responsive (torque) than 19% of 290 Digital Micro servos |
| Speed Gain per Volt | 26.76%/V More voltage-responsive (speed) than 91% of 295 Digital Micro servos |
| Voltage Range Width | 2.3 V Wider voltage range than 54% of 496 Digital Micro servos |
Notes
Supports TTL, SBUS, iBUS, RC PWM protocols. Includes ARM CORTEX-M0+ MCU. 4096 steps resolution.
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