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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-S9257D |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
30.55 oz-in
2.20 kg-cm
0.2 N-m
4.8V
27.77 oz-in
2.00 kg-cm
0.2 N-m
Bottom 10%
|
| Speed |
6.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
4.8V
0.10 sec/60°
600.0 deg/s
100.0 RPM
Above Average
|
| Stall Current | 0.8–0.9 A800–900 mATop 10% |
| Physical | |
| Weight | 0.88 oz25.0 gAverage |
| Dimensions |
L 1.417 in W 0.598 in H 1.134 in L 36.0 mm W 15.2 mm H 28.8 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Pulse Cycle | 20 ms |
| 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 |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 250 mm9.84 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 | Bottom 10% Stronger than 7% of 290 Digital Mini servos at 4.8V |
| Speed | Above Average Faster than 67% of 293 Digital Mini servos at 4.8V |
| Weight | Average Lighter than 54% of 505 Digital Mini servos |
| Stall Current | Top 10% Lower draw than 92% of 94 Digital Mini servos |
Performance Analysis
| Shaft Power | 0.51–0.71 W |
| Power Density | 0.735 W/in³ More power-dense than 7% of 482 Digital Mini servos |
| Torque Density | 1.1108 oz-in/g Stronger than 7% of 286 Digital Mini servos |
| Torque-to-Volume Ratio | 28.90 oz-in/in³ Denser torque than 3% of 288 Digital Mini servos |
| Speed-to-Weight | 0.40000 (1/sec·g) Faster than 65% of 289 Digital Mini servos |
| Speed-Torque Trade-off | 2.78 Better balanced than 13% of 288 Digital Mini servos |
| Current-per-Torque Ratio | 0.0324 A/oz-in More efficient than 35% of 58 Digital Mini servos |
| Torque Gain per Volt | 8.34%/V More voltage-responsive (torque) than 3% of 257 Digital Mini servos |
| Speed Gain per Volt | 20.83%/V More voltage-responsive (speed) than 76% of 262 Digital Mini servos |
| Voltage Range Width | 1.2 V Wider voltage range than 18% of 405 Digital Mini servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0020 Finer dead band than 33% of 104 Digital Mini servos |
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