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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0008-000 |
| Category | Robotics |
| Discontinued | Yes |
| Performance | |
| Torque |
18.5V
54.00 oz-in
3.89 kg-cm
0.4 N-m
14.8V
40.80 oz-in
2.94 kg-cm
0.3 N-m
|
| Speed |
18.5V
0.16 sec/60°
384.6 deg/s
64.1 RPM
14.8V
0.20 sec/60°
294.1 deg/s
49.0 RPM
|
| Running Current |
18.5V
2.600 A
2,600 mA
14.8V
2.100 A
2,100 mA
|
| Stall Current | 2100–2600 A2100000–2600000 mABelow Average |
| Radial Load | 40.0 N |
| Physical | |
| Weight | 4.41 oz125.0 gTop 10% |
| Shape | Boxed |
| Dimensions |
L 2.41 in W 1.58 in H 1.61 in L 61.1 mm W 40.2 mm H 41.0 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Ratio | 200:1 |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 300° |
| Mechanical Limit | 300° |
| Neutral Position | 512 µs |
| Angle Sensor | Potentiometer |
| Control System | RS-485 / PWM |
| Programmable | Yes |
| Resolution | 1,024 pulse/rev |
| Operating Modes | Position (Joint Mode), Velocity (Wheel Mode) |
| Electrical & Environment | |
| Operating Voltage | 12–18.5 V |
| Temperature | -5–80 °C23–176 °F |
| Idle Current | 50.000 A50,000 mA |
| Connectivity | |
| Wire Length | 200 mm7.87 in |
| Baud Rate | 7.3 Kbps–1 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 | Top 10% Lighter than 97% of the 167 Digital Giant servos |
| Stall Current | Below Average Lower draw than 23% of the 87 Digital Giant servos |
Performance Analysis
| Torque Density | 0.3264 oz-in/g |
| Torque-to-Volume Ratio | 6.64 oz-in/in³ |
| Speed-to-Weight | 0.03922 (1/sec·g) |
| Speed-Torque Trade-off | 8.32 |
| Current-per-Torque Ratio | 63.7255 A/oz-in |
| Idle-to-Running Current Ratio | 23.810 |
| No-Load vs Stall Current Spread | 1,238.10 |
| Voltage Range Width | 6.5 V Wider voltage range than 78% of the 154 Digital Giant servos in the database |
Notes
The RX64 HN05NA1 is a specific set including the RX-64 actuator and the HN05NA1 horn. It features a Maxon coreless motor and supports both Joint (300°) and Wheel (Endless Turn) modes.
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