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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-S0403 |
| Category | Hobby |
| Performance | |
| Torque |
5.0V
11.11 oz-in
0.80 kg-cm
0.1 N-m
4.2V
8.33 oz-in
0.60 kg-cm
0.1 N-m
Below Average
|
| Speed |
5.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
4.2V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Below Average
|
| Running Current |
6.0V
0.140 A
140 mA
4.8V
0.100 A
100 mA
|
| Stall Current | 0.5–0.5 A500–500 mAAbove Average |
| Physical | |
| Weight | 0.15 oz4.3 gAbove Average |
| Dimensions |
L 0.78 in W 0.331 in H 0.917 in L 19.8 mm W 8.4 mm H 23.3 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Plastic |
| Gear Spline/Teeth | 24 T |
| Rotation Mode | Positional |
| Control & Signal | |
| Modulation | Analog |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1500 µs |
| Dead Band | 4 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.2–4.8 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 10.000 A10,000 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 | Below Average Stronger than 11% of 170 Analog Micro servos at 4.2V |
| Speed | Below Average Faster than 20% of 170 Analog Micro servos at 4.2V |
| Weight | Above Average Lighter than 86% of 346 Analog Micro servos |
| Stall Current | Above Average Lower draw than 68% of 54 Analog Micro servos |
Performance Analysis
| Shaft Power | 0.11–0.17 W |
| Power Density | 0.723 W/in³ More power-dense than 29% of 333 Analog Micro servos |
| Torque Density | 1.9372 oz-in/g Stronger than 37% of 170 Analog Micro servos |
| Torque-to-Volume Ratio | 35.18 oz-in/in³ Denser torque than 17% of 170 Analog Micro servos |
| Speed-to-Weight | 1.66113 (1/sec·g) Faster than 78% of 170 Analog Micro servos |
| Speed-Torque Trade-off | 1.17 Better balanced than 17% of 169 Analog Micro servos |
| Current-per-Torque Ratio | 0.0600 A/oz-in More efficient than 18% of 45 Analog Micro servos |
| Idle-to-Running Current Ratio | 100.000 |
| No-Load vs Stall Current Spread | 5.00 |
| Voltage Range Width | 0.6 V Wider voltage range than 7% of 182 Analog Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0040 Finer dead band than 62% of 43 Analog Micro servos |
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