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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | KAV20.1021MG |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
144.46 oz-in
10.40 kg-cm
1.0 N-m
7.4V
127.79 oz-in
9.20 kg-cm
0.9 N-m
6.0V
108.34 oz-in
7.80 kg-cm
0.8 N-m
4.8V
90.29 oz-in
6.50 kg-cm
0.6 N-m
Top 10%
|
| Speed |
8.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
7.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
6.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
4.8V
0.09 sec/60°
666.7 deg/s
111.1 RPM
Above Average
|
| Physical | |
| Weight | 0.74 oz21.0 gBottom 10% |
| Dimensions |
L 0.91 in W 0.47 in H 1.08 in L 23.1 mm W 11.9 mm H 27.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Shaft Size | 4.9 mm |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Pulse Width | 900-2100 µs |
| Neutral Position | 1500 µs |
| Dead Band | 1 µs |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| 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 | Top 10% Stronger than 93% of 328 Digital Micro servos at 4.8V |
| Speed | Above Average Faster than 67% of 328 Digital Micro servos at 4.8V |
| Weight | Bottom 10% Lighter than 9% of 620 Digital Micro servos |
Performance Analysis
| Shaft Power | 1.86–4.45 W |
| Power Density | 9.638 W/in³ More power-dense than 94% of 590 Digital Micro servos |
| Torque Density | 4.2995 oz-in/g Stronger than 90% of 327 Digital Micro servos |
| Torque-to-Volume Ratio | 195.47 oz-in/in³ Denser torque than 92% of 327 Digital Micro servos |
| Speed-to-Weight | 0.52910 (1/sec·g) Faster than 20% of 327 Digital Micro servos |
| Speed-Torque Trade-off | 8.13 Better balanced than 87% of 327 Digital Micro servos |
| Torque Gain per Volt | 16.67%/V More voltage-responsive (torque) than 46% of 268 Digital Micro servos |
| Speed Gain per Volt | 13.89%/V More voltage-responsive (speed) than 25% of 273 Digital Micro servos |
| Voltage Range Width | 3.6 V Wider voltage range than 85% of 511 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0008 Finer dead band than 68% of 189 Digital Micro servos |
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