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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | HV7125 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
97.00 oz-in
6.98 kg-cm
0.7 N-m
7.4V
86.00 oz-in
6.19 kg-cm
0.6 N-m
6.0V
69.00 oz-in
4.97 kg-cm
0.5 N-m
Bottom 10%
|
| Speed |
8.4V
0.04 sec/60°
1,714.3 deg/s
285.7 RPM
7.4V
0.04 sec/60°
1,500.0 deg/s
250.0 RPM
6.0V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
Top 10%
|
| Physical | |
| Weight | 2.19 oz62.0 gAverage |
| Dimensions |
L 1.54 in W 0.79 in H 1.61 in L 39.1 mm W 20.1 mm H 40.9 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Water Rating | Waterproof |
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 9% of 1043 Digital Standard servos at 6.0V |
| Speed | Top 10% Faster than 96% of 1041 Digital Standard servos at 6.0V |
| Weight | Average Lighter than 51% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 2.55–5.12 W |
| Power Density | 2.616 W/in³ More power-dense than 53% of 1759 Digital Standard servos |
| Torque Density | 1.1129 oz-in/g Stronger than 5% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 35.23 oz-in/in³ Denser torque than 6% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.32258 (1/sec·g) Faster than 96% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 3.45 Better balanced than 4% of 1031 Digital Standard servos |
| Torque Gain per Volt | 16.91%/V More voltage-responsive (torque) than 63% of 850 Digital Standard servos |
| Speed Gain per Volt | 17.86%/V More voltage-responsive (speed) than 67% of 871 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 46% of 1539 Digital Standard servos |
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