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Technical Specifications
Last Updated: 2026-11-04
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | KAV20.12S66MGW |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
458.37 oz-in
33.01 kg-cm
3.2 N-m
7.4V
416.70 oz-in
30.01 kg-cm
2.9 N-m
6.0V
347.25 oz-in
25.00 kg-cm
2.5 N-m
4.8V
277.80 oz-in
20.00 kg-cm
2.0 N-m
Above Average
|
| Speed |
8.4V
0.07 sec/60°
857.1 deg/s
142.9 RPM
7.4V
0.08 sec/60°
750.0 deg/s
125.0 RPM
6.0V
0.09 sec/60°
666.7 deg/s
111.1 RPM
4.8V
0.11 sec/60°
545.5 deg/s
90.9 RPM
Below Average
|
| Physical | |
| Weight | 2.33 oz66.0 gBelow Average |
| Dimensions |
L 1.58 in W 0.80 in H 1.16 in L 40.1 mm W 20.3 mm H 29.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Angle Sensor | Magnetic Encoder |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | 0–55 °C32–131 °F |
| Water Rating | IP67 |
| Connectivity | |
| Connector | JR (Universal) estimate |
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 86% of 186 Digital Low Profile servos at 4.8V |
| Speed | Below Average Faster than 32% of 183 Digital Low Profile servos at 4.8V |
| Weight | Below Average Lighter than 10% of 304 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 4.67–12.11 W |
| Power Density | 8.258 W/in³ More power-dense than 89% of 273 Digital Low Profile servos |
| Torque Density | 4.2091 oz-in/g Stronger than 82% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 189.46 oz-in/in³ Denser torque than 85% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.13774 (1/sec·g) Faster than 15% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 30.56 Better balanced than 85% of 183 Digital Low Profile servos |
| Torque Gain per Volt | 18.06%/V More voltage-responsive (torque) than 68% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 15.87%/V More voltage-responsive (speed) than 57% of 163 Digital Low Profile servos |
| Voltage Range Width | 3.6 V Wider voltage range than 84% of 276 Digital Low Profile servos |
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