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Technical Specifications
Last Updated: 2026-10-10
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
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
Above Average
|
| Physical | |
| Weight | 2.33 oz66.0 gAverage |
| 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 |
| 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 |
| Angle Sensor | Magnetic Encoder |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Water Rating | Waterproof |
| 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 | Average Stronger than 63% of 1043 Digital Standard servos at 4.8V |
| Speed | Above Average Faster than 69% of 1041 Digital Standard servos at 4.8V |
| Weight | Average Lighter than 40% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 4.67–12.11 W |
| Power Density | 8.258 W/in³ More power-dense than 94% of 1759 Digital Standard servos |
| Torque Density | 4.2091 oz-in/g Stronger than 64% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 189.46 oz-in/in³ Denser torque than 77% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.13774 (1/sec·g) Faster than 64% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 30.56 Better balanced than 53% of 1031 Digital Standard servos |
| Torque Gain per Volt | 18.06%/V More voltage-responsive (torque) than 71% of 850 Digital Standard servos |
| Speed Gain per Volt | 15.87%/V More voltage-responsive (speed) than 51% of 871 Digital Standard servos |
| Voltage Range Width | 3.6 V Wider voltage range than 82% of 1539 Digital Standard servos |
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