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Technical Specifications
Last Updated: 2026-10-26
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | KM1970MDHV-19g |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
156.95 oz-in
11.30 kg-cm
1.1 N-m
7.4V
138.90 oz-in
10.00 kg-cm
1.0 N-m
6.0V
111.12 oz-in
8.00 kg-cm
0.8 N-m
5.0V
83.34 oz-in
6.00 kg-cm
0.6 N-m
Above Average
|
| Speed |
8.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
7.4V
0.11 sec/60°
545.5 deg/s
90.9 RPM
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
5.0V
0.17 sec/60°
352.9 deg/s
58.8 RPM
Below Average
|
| Physical | |
| Weight | 0.67 oz19.0 gAbove Average |
| Dimensions |
L 0.92 in W 0.45 in H 0.83 in L 23.4 mm W 11.4 mm H 21.1 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 63° |
| Mechanical Limit | 126° |
| Pulse Cycle | 3.03 ms |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 330 Hz |
| Electrical & Environment | |
| Operating Voltage | 5–8.4 V |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | None |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 in |
| Origin | |
| Country of Origin | China |
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 290 Digital Mini servos at 5.0V |
| Speed | Below Average Faster than 11% of 293 Digital Mini servos at 5.0V |
| Weight | Above Average Lighter than 78% of 505 Digital Mini servos |
Performance Analysis
| Shaft Power | 0.91–2.90 W |
| Power Density | 8.445 W/in³ More power-dense than 96% of 482 Digital Mini servos |
| Torque Density | 4.3863 oz-in/g Stronger than 93% of 286 Digital Mini servos |
| Torque-to-Volume Ratio | 242.54 oz-in/in³ 5th-highest torque-to-volume ratio of 288 Digital Mini servos |
| Speed-to-Weight | 0.30960 (1/sec·g) Faster than 45% of 289 Digital Mini servos |
| Speed-Torque Trade-off | 14.17 Better balanced than 87% of 288 Digital Mini servos |
| Torque Gain per Volt | 25.98%/V More voltage-responsive (torque) than 91% of 257 Digital Mini servos |
| Speed Gain per Volt | 20.59%/V More voltage-responsive (speed) than 73% of 262 Digital Mini servos |
| Voltage Range Width | 3.4 V Wider voltage range than 69% of 405 Digital Mini servos |
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