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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-S0090 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
7.4V
138.87 oz-in
10.00 kg-cm
1.0 N-m
6.0V
124.99 oz-in
9.00 kg-cm
0.9 N-m
Above Average
|
| Speed |
7.4V
0.12 sec/60°
500.0 deg/s
83.3 RPM
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Above Average
|
| Running Current |
7.4V
0.300 A
300 mA
6.0V
0.200 A
200 mA
Average
|
| Stall Current | 2.3–2.5 A2300–2500 mABelow Average |
| Physical | |
| Weight | 2.05 oz58.0 gBelow Average |
| Dimensions |
L 1.606 in W 0.791 in H 1.496 in L 40.8 mm W 20.1 mm H 38.0 mm |
| Drivetrain | |
| Motor Type | Cored |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Single Bearing |
| 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 | 6–7.4 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 0.020 A20 mA |
| Connectivity | |
| Connector | JR (Universal) |
| 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
| Torque | Above Average Stronger than 74% of 198 Analog Standard servos at 6.0V |
| Speed | Above Average Faster than 87% of 195 Analog Standard servos at 6.0V |
| Weight | Below Average Lighter than 18% of 448 Analog Standard servos |
| Running Current | Average Lower draw than 56% of 49 Analog Standard servos at 6.0V |
| Stall Current | Below Average Lower draw than 11% of 63 Analog Standard servos |
Performance Analysis
| Shaft Power | 1.65–2.14 W |
| Power Density | 1.126 W/in³ More power-dense than 86% of 433 Analog Standard servos |
| Torque Density | 2.1550 oz-in/g Stronger than 68% of 198 Analog Standard servos |
| Torque-to-Volume Ratio | 65.77 oz-in/in³ Denser torque than 76% of 198 Analog Standard servos |
| Speed-to-Weight | 0.12315 (1/sec·g) Faster than 69% of 195 Analog Standard servos |
| Speed-Torque Trade-off | 17.50 Better balanced than 65% of 195 Analog Standard servos |
| Current-per-Torque Ratio | 0.0200 A/oz-in More efficient than 34% of 54 Analog Standard servos |
| Idle-to-Running Current Ratio | 0.100 Lower idle draw than 30% of 38 Analog Standard servos |
| No-Load vs Stall Current Spread | 12.50 Narrower current spread than 21% of 35 Analog Standard servos |
| Torque Gain per Volt | 7.93%/V More voltage-responsive (torque) than 14% of 156 Analog Standard servos |
| Speed Gain per Volt | 11.90%/V More voltage-responsive (speed) than 32% of 156 Analog Standard servos |
| Voltage Range Width | 1.4 V Wider voltage range than 85% of 239 Analog Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0040 Finer dead band than 65% of 56 Analog Standard servos |
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