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Technical Specifications
Last Updated: 2026-11-05
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | FH-1720MG |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
27.78 oz-in
2.00 kg-cm
0.2 N-m
4.8V
25.00 oz-in
1.80 kg-cm
0.2 N-m
Bottom 10%
|
| Speed |
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
4.8V
0.17 sec/60°
352.9 deg/s
58.8 RPM
Below Average
|
| Running Current |
6.0V
0.950 A
950 mA
4.8V
0.750 A
750 mA
Below Average
|
| Physical | |
| Weight | 0.67 oz19.0 gAbove Average |
| Dimensions |
L 1.10 in W 0.52 in H 1.17 in L 27.9 mm W 13.2 mm H 29.7 mm |
| Case Material | Nylon / Fiberglass |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Aluminum |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 120° |
| Mechanical Limit | 180° |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1520 µs |
| Dead Band | 7 µs |
| Refresh Rate | 330 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Temperature | -10–50 °C14–122 °F |
| Connectivity | |
| Connector | JR (Universal) |
| 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 | Bottom 10% Stronger than 3% of 290 Digital Mini servos at 4.8V |
| Speed | Below Average Faster than 11% of 293 Digital Mini servos at 4.8V |
| Weight | Above Average Lighter than 78% of 505 Digital Mini servos |
| Running Current | Below Average Lower draw than 23% of 41 Digital Mini servos at 4.8V |
Performance Analysis
| Shaft Power | 0.27–0.37 W |
| Power Density | 0.548 W/in³ More power-dense than 2% of 482 Digital Mini servos |
| Torque Density | 1.3158 oz-in/g Stronger than 12% of 286 Digital Mini servos |
| Torque-to-Volume Ratio | 37.36 oz-in/in³ Denser torque than 11% of 288 Digital Mini servos |
| Speed-to-Weight | 0.30960 (1/sec·g) Faster than 45% of 289 Digital Mini servos |
| Speed-Torque Trade-off | 4.25 Better balanced than 23% of 288 Digital Mini servos |
| Torque Gain per Volt | 9.27%/V More voltage-responsive (torque) than 7% of 257 Digital Mini servos |
| Speed Gain per Volt | 17.88%/V More voltage-responsive (speed) than 60% of 262 Digital Mini servos |
| Voltage Range Width | 1.2 V Wider voltage range than 4% of 405 Digital Mini servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0050 Finer dead band than 1% of 104 Digital Mini servos |
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