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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | XQ-S4220D |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
11.1V
286.10 oz-in
20.60 kg-cm
2.0 N-m
9.6V
243.00 oz-in
17.50 kg-cm
1.7 N-m
Average
|
| Speed |
11.1V
0.11 sec/60°
545.5 deg/s
90.9 RPM
9.6V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Average
|
| Stall Current | ≤2 A≤2000 mAAbove Average |
| Physical | |
| Weight | 2.03 oz57.5 gAbove Average |
| Dimensions |
L 1.583 in W 0.791 in H 1.528 in L 40.2 mm W 20.1 mm H 38.8 mm |
| Case Material | Plastic / Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Titanium |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 110° |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 9.6–12 V |
| Temperature | -15–60 °C5–140 °F |
| Water Rating | Splashproof |
| Idle Current | 0.005 A5 mA |
| 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 | Average Stronger than 56% of 1060 Digital Standard servos at 9.6V |
| Speed | Average Faster than 59% of 1045 Digital Standard servos at 9.6V |
| Weight | Above Average Lighter than 68% of 1880 Digital Standard servos |
| Stall Current | Above Average Lower draw than 88% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.46–4.81 W |
| Power Density | 2.514 W/in³ More power-dense than 52% of 1768 Digital Standard servos |
| Torque Density | 4.2261 oz-in/g Stronger than 66% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 127.01 oz-in/in³ Denser torque than 57% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.13378 (1/sec·g) Faster than 64% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 31.59 Better balanced than 54% of 1034 Digital Standard servos |
| Current-per-Torque Ratio | 0.0082 A/oz-in More efficient than 91% of 331 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 62% of 1560 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0014 Finer dead band than 56% of 504 Digital Standard servos |
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