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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 1060 Digital Standard servos at 6.0V |
| Speed | Top 10% Faster than 96% of 1045 Digital Standard servos at 6.0V |
| Weight | Average Lighter than 52% of 1880 Digital Standard servos |
Performance Analysis
| Shaft Power | 2.55–5.12 W |
| Power Density | 2.616 W/in³ More power-dense than 54% of 1768 Digital Standard servos |
| Torque Density | 1.1129 oz-in/g Stronger than 5% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 35.23 oz-in/in³ Denser torque than 6% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.32258 (1/sec·g) Faster than 97% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 3.45 Better balanced than 4% of 1034 Digital Standard servos |
| Torque Gain per Volt | 16.91%/V More voltage-responsive (torque) than 62% of 873 Digital Standard servos |
| Speed Gain per Volt | 17.86%/V More voltage-responsive (speed) than 66% of 874 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 46% of 1560 Digital Standard servos |
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