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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | GN-D90 |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
27.77 oz-in
2.00 kg-cm
0.2 N-m
4.8V
25.00 oz-in
1.80 kg-cm
0.2 N-m
Average
|
| Speed |
6.0V
0.07 sec/60°
857.1 deg/s
142.9 RPM
4.8V
0.08 sec/60°
750.0 deg/s
125.0 RPM
Above Average
|
| Running Current |
6.0V
0.140 A
140 mA
4.8V
0.130 A
130 mA
Above Average
|
| Physical | |
| Weight | 0.35 oz9.8 gAverage |
| Dimensions |
L 0.929 in W 0.465 in H 0.866 in L 23.6 mm W 11.8 mm H 22.0 mm |
| Drivetrain | |
| Motor Type | 3-pole |
| Gears | Carbon |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Dead Band | 3 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Idle Current | 0.006 A6 mA |
| Connectivity | |
| Wire Length | 180 mm7.09 in |
| Origin | |
| Country of Origin | China |
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 | Average Stronger than 43% of 349 Digital Micro servos at 4.8V |
| Speed | Above Average Faster than 84% of 347 Digital Micro servos at 4.8V |
| Weight | Average Lighter than 58% of 597 Digital Micro servos |
| Running Current | Above Average Lower draw than 68% of 60 Digital Micro servos at 4.8V |
Performance Analysis
| Shaft Power | 0.58–0.73 W |
| Power Density | 1.961 W/in³ More power-dense than 52% of 563 Digital Micro servos |
| Torque Density | 2.5510 oz-in/g Stronger than 55% of 349 Digital Micro servos |
| Torque-to-Volume Ratio | 66.83 oz-in/in³ Denser torque than 40% of 345 Digital Micro servos |
| Speed-to-Weight | 1.27551 (1/sec·g) Faster than 84% of 347 Digital Micro servos |
| Speed-Torque Trade-off | 2.00 Better balanced than 24% of 345 Digital Micro servos |
| Idle-to-Running Current Ratio | 0.046 Lower idle draw than 46% of 42 Digital Micro servos |
| Torque Gain per Volt | 9.23%/V More voltage-responsive (torque) than 8% of 290 Digital Micro servos |
| Speed Gain per Volt | 11.90%/V More voltage-responsive (speed) than 17% of 295 Digital Micro servos |
| Voltage Range Width | 1.2 V Wider voltage range than 34% of 496 Digital Micro servos |
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