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Technical Specifications
Last Updated: 2026-10-26
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | XQ-S9120D |
| Category | Hobby |
| Performance | |
| Torque |
12.6V1,665.60 oz-in119.94 kg-cm11.8 N-m |
| Speed |
12.6V0.18 sec/60°333.3 deg/s55.6 RPM |
| Stall Current | 4.8–7 A4800–7000 mAAverage |
| Physical | |
| Weight | 6.63 oz188.0 gAbove Average |
| Dimensions |
L 2.52 in W 1.181 in H 1.85 in L 64.0 mm W 30.0 mm H 47.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 15 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Mechanical Limit | 210° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 8.4–16.8 V |
| Temperature | -15–65 °C5–149 °F |
| Idle Current | 0.030 A30 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 300 mm11.81 in |
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
| Weight | Above Average Lighter than 66% of 168 Digital Giant servos |
| Stall Current | Average Lower draw than 37% of 108 Digital Giant servos |
Performance Analysis
| Shaft Power | 17.11 W |
| Power Density | 3.108 W/in³ More power-dense than 83% of 136 Digital Giant servos |
| Torque Density | 8.8596 oz-in/g |
| Torque-to-Volume Ratio | 302.52 oz-in/in³ |
| Speed-to-Weight | 0.02955 (1/sec·g) |
| Speed-Torque Trade-off | 299.84 |
| Current-per-Torque Ratio | 0.0042 A/oz-in |
| Voltage Range Width | 8.4 V Wider voltage range than 78% of 160 Digital Giant servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 3rd-highest dead-band-to-pulse-width ratio of 42 Digital Giant servos |
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