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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand | Hexfly |
| Product Number | RER16244 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
583.27 oz-in
42.00 kg-cm
4.1 N-m
7.4V
486.06 oz-in
35.00 kg-cm
3.4 N-m
5.0V
347.19 oz-in
25.00 kg-cm
2.5 N-m
Above Average
|
| Speed |
8.4V
0.12 sec/60°
500.0 deg/s
83.3 RPM
7.4V
0.14 sec/60°
428.6 deg/s
71.4 RPM
5.0V
0.16 sec/60°
375.0 deg/s
62.5 RPM
Below Average
|
| Physical | |
| Weight | 2.36 oz67.0 gAverage |
| 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 | Brushed |
| Gears | Metal |
| Gear Spline/Teeth | 25 T estimate |
| Rotation Mode | Positional |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 270° |
| Refresh Rate | 333 Hz |
| Electrical & Environment | |
| Operating Voltage | 5–8.4 V |
| Water Rating | IP66 |
| Connectivity | |
| Wire Length | 300 mm11.81 in |
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 | Above Average Stronger than 76% of 1060 Digital Standard servos at 5.0V |
| Speed | Below Average Faster than 30% of 1045 Digital Standard servos at 5.0V |
| Weight | Average Lighter than 39% of 1880 Digital Standard servos |
Performance Analysis
| Shaft Power | 4.01–8.99 W |
| Power Density | 4.557 W/in³ More power-dense than 76% of 1768 Digital Standard servos |
| Torque Density | 5.1819 oz-in/g Stronger than 80% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 176.05 oz-in/in³ Denser torque than 75% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.09328 (1/sec·g) Faster than 29% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 55.55 Better balanced than 82% of 1034 Digital Standard servos |
| Torque Gain per Volt | 20.00%/V More voltage-responsive (torque) than 78% of 873 Digital Standard servos |
| Speed Gain per Volt | 9.80%/V More voltage-responsive (speed) than 15% of 874 Digital Standard servos |
| Voltage Range Width | 3.4 V Wider voltage range than 70% of 1560 Digital Standard servos |
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