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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | MKS-HV737 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
141.58 oz-in
10.19 kg-cm
1.0 N-m
7.4V
126.31 oz-in
9.10 kg-cm
0.9 N-m
6.0V
115.20 oz-in
8.30 kg-cm
0.8 N-m
Above Average
|
| Speed |
8.4V
0.09 sec/60°
666.7 deg/s
111.1 RPM
7.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Average
|
| Stall Current | 2.3–3.1 A2300–3100 mABelow Average |
| Physical | |
| Weight | 1.36 oz38.6 gBelow Average |
| Dimensions |
L 1.398 in W 0.591 in H 1.122 in L 35.5 mm W 15.0 mm H 28.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Motor Drive | FET |
| Gears | Steel |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Pulse Cycle | 3 ms |
| Neutral Position | 1520 µs |
| Dead Band | 1 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Power Source | 2S LiPo |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 295 mm11.61 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 85% of 262 Digital Mini servos at 6.0V |
| Speed | Average Faster than 50% of 263 Digital Mini servos at 6.0V |
| Weight | Below Average Lighter than 11% of 466 Digital Mini servos |
| Stall Current | Below Average Lower draw than 13% of 76 Digital Mini servos |
Performance Analysis
| Shaft Power | 1.78–2.91 W |
| Power Density | 3.141 W/in³ More power-dense than 75% of 440 Digital Mini servos |
| Torque Density | 2.9883 oz-in/g Stronger than 71% of 258 Digital Mini servos |
| Torque-to-Volume Ratio | 124.39 oz-in/in³ Denser torque than 79% of 262 Digital Mini servos |
| Speed-to-Weight | 0.21617 (1/sec·g) Faster than 18% of 259 Digital Mini servos |
| Speed-Torque Trade-off | 13.82 Better balanced than 84% of 261 Digital Mini servos |
| Current-per-Torque Ratio | 0.0269 A/oz-in More efficient than 55% of 52 Digital Mini servos |
| Torque Gain per Volt | 9.54%/V More voltage-responsive (torque) than 8% of 232 Digital Mini servos |
| Speed Gain per Volt | 13.89%/V More voltage-responsive (speed) than 35% of 235 Digital Mini servos |
| Voltage Range Width | 2.4 V Wider voltage range than 61% of 351 Digital Mini servos |
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