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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-S8204 |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
65.27 oz-in
4.70 kg-cm
0.5 N-m
4.8V
62.49 oz-in
4.50 kg-cm
0.4 N-m
Average
|
| Speed |
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
4.8V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Above Average
|
| Running Current |
7.4V
0.150 A
150 mA
6.0V
0.120 A
120 mA
|
| Stall Current | 1.6–1.6 A1600–1600 mAAverage |
| Physical | |
| Weight | 0.95 oz27.0 gBelow Average |
| Dimensions |
L 1.185 in W 0.394 in H 1.398 in L 30.1 mm W 10.0 mm H 35.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 21 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 0.020 A20 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 180 mm7.09 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 53% of 60 Digital Slim servos at 4.8V |
| Speed | Above Average Faster than 72% of 59 Digital Slim servos at 4.8V |
| Weight | Below Average Lighter than 25% of 103 Digital Slim servos |
| Stall Current | Average Lower draw than 54% of 36 Digital Slim servos |
Performance Analysis
| Shaft Power | 0.83–1.01 W |
| Power Density | 1.541 W/in³ More power-dense than 18% of 99 Digital Slim servos |
| Torque Density | 2.3144 oz-in/g Stronger than 17% of 60 Digital Slim servos |
| Torque-to-Volume Ratio | 95.74 oz-in/in³ Denser torque than 22% of 60 Digital Slim servos |
| Speed-to-Weight | 0.26455 (1/sec·g) Faster than 40% of 59 Digital Slim servos |
| Speed-Torque Trade-off | 8.75 Better balanced than 45% of 59 Digital Slim servos |
| Current-per-Torque Ratio | 0.0256 A/oz-in More efficient than 55% of 96 Cys servos |
| Idle-to-Running Current Ratio | 0.167 |
| No-Load vs Stall Current Spread | 13.33 |
| Torque Gain per Volt | 3.71%/V More voltage-responsive (torque) than 0% of 56 Digital Slim servos |
| Speed Gain per Volt | 13.88%/V More voltage-responsive (speed) than 6% of 55 Digital Slim servos |
| Voltage Range Width | 1.2 V Wider voltage range than 21% of 93 Digital Slim servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0020 Finer dead band than 23% of 27 Digital Slim servos |
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