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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | FHS19 |
| Category | Hobby |
| Performance | |
| Torque |
7.0V
284.68 oz-in
20.50 kg-cm
2.0 N-m
6.0V
255.52 oz-in
18.40 kg-cm
1.8 N-m
5.0V
215.25 oz-in
15.50 kg-cm
1.5 N-m
|
| Speed |
7.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
6.0V
0.17 sec/60°
352.9 deg/s
58.8 RPM
5.0V
0.21 sec/60°
285.7 deg/s
47.6 RPM
|
| Stall Current | 1.9–2.8 A1900–2800 mAAverage |
| Physical | |
| Weight | 2.75 oz78.0 gBelow Average |
| Dimensions |
L 1.57 in W 0.79 in H 1.59 in L 39.9 mm W 20.1 mm H 40.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Cored |
| Motor Drive | MOS |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Mechanical Limit | 270° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–7.4 V |
| Temperature | -20–60 °C-4–140 °F |
| Water Rating | IP67 |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 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
| Weight | Below Average Lighter than 15% of 1902 Digital Standard servos |
| Stall Current | Average Lower draw than 65% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 1.90–3.76 W |
| Power Density | 1.907 W/in³ More power-dense than 42% of 1759 Digital Standard servos |
| Torque Density | 2.7596 oz-in/g |
| Torque-to-Volume Ratio | 109.15 oz-in/in³ |
| Speed-to-Weight | 0.06105 (1/sec·g) |
| Speed-Torque Trade-off | 45.20 |
| Current-per-Torque Ratio | 0.0130 A/oz-in |
| Voltage Range Width | 2.6 V Wider voltage range than 65% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 79% of 468 Digital Standard servos |
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