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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | MKS-HBL380 |
| Category | Hobby |
| Performance | |
| Torque |
8.2V
569.38 oz-in
41.00 kg-cm
4.0 N-m
7.4V
541.61 oz-in
39.00 kg-cm
3.8 N-m
6.0V
430.51 oz-in
31.00 kg-cm
3.0 N-m
|
| Speed |
8.2V
0.08 sec/60°
731.7 deg/s
122.0 RPM
7.4V
0.09 sec/60°
652.2 deg/s
108.7 RPM
6.0V
0.11 sec/60°
526.3 deg/s
87.7 RPM
|
| Stall Current | 5.9–8.1 A5900–8100 mABottom 10% |
| Physical | |
| Weight | 2.57 oz73.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.516 in L 40.0 mm W 20.0 mm H 38.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Titanium |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Pulse Cycle | 3.003 ms |
| Neutral Position | 1520 µs |
| Dead Band | 0.8 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 3.5–8.4 V |
| Power Source | 2S LiPo |
| Temperature | -10–60 °C14–140 °F |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 240 mm9.45 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
| Weight | Below Average Lighter than 26% of 1880 Digital Standard servos |
| Stall Current | Bottom 10% Lower draw than 7% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 6.98–12.84 W |
| Power Density | 6.831 W/in³ More power-dense than 90% of 1768 Digital Standard servos |
| Torque Density | 5.8974 oz-in/g |
| Torque-to-Volume Ratio | 229.06 oz-in/in³ |
| Speed-to-Weight | 0.12016 (1/sec·g) |
| Speed-Torque Trade-off | 49.08 |
| Current-per-Torque Ratio | 0.0188 A/oz-in |
| Voltage Range Width | 4.9 V Wider voltage range than 96% of 1560 Digital Standard servos |
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Reviews (2)
Includes 2 reviews aggregated from around the web.
There are very few ratings for this servo on the web. A retailer lists a single 5 out of 5 rating, and a helicopter builder chose it as the high-torque servo for a large build, with no complaints reported.
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