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Technical Specifications
Last Updated: 2026-10-10
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 | 2.1–2.6 A2100–2600 mAAbove Average |
| Radial Load | 40.0 N |
| Physical | |
| Weight | 4.41 oz125.0 gTop 10% |
| Shape | Boxed |
| Dimensions |
L 2.406 in W 1.583 in H 1.614 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 | 0.050 A50 mA |
| Connectivity | |
| Connector | Molex |
| 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 98% of 173 Digital Giant servos |
| Stall Current | Above Average Lower draw than 87% of 102 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 | 0.0637 A/oz-in |
| Idle-to-Running Current Ratio | 0.024 |
| No-Load vs Stall Current Spread | 1.24 |
| Voltage Range Width | 6.5 V Wider voltage range than 78% of 160 Digital Giant servos |
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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