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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-S2915 |
| Category | Hobby |
| Performance | |
| Torque |
7.2V
277.75 oz-in
20.00 kg-cm
2.0 N-m
6.0V
233.31 oz-in
16.80 kg-cm
1.6 N-m
Average
|
| Speed |
7.4V
0.11 sec/60°
545.5 deg/s
90.9 RPM
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Average
|
| Stall Current | 2.7–3.1 A2700–3100 mAAverage |
| Physical | |
| Weight | 2.54 oz72.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.549 in L 40.0 mm W 20.0 mm H 39.3 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Titanium |
| Gear Spline/Teeth | 25 T |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Pulse Cycle | 50 ms |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–7.4 V |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | Waterproof |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 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 52% of 1043 Digital Standard servos at 6.0V |
| Speed | Average Faster than 64% of 1041 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 28% of 1902 Digital Standard servos |
| Stall Current | Average Lower draw than 53% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.59 W |
| Power Density | 1.872 W/in³ More power-dense than 41% of 1759 Digital Standard servos |
| Torque Density | 3.2404 oz-in/g Stronger than 46% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 121.51 oz-in/in³ Denser torque than 52% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.11574 (1/sec·g) Faster than 51% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 28.00 Better balanced than 49% of 1031 Digital Standard servos |
| Current-per-Torque Ratio | 0.0133 A/oz-in More efficient than 59% of 315 Digital Standard servos |
| Speed Gain per Volt | 6.50%/V More voltage-responsive (speed) than 4% of 871 Digital Standard servos |
| Voltage Range Width | 1.4 V Wider voltage range than 34% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0020 Finer dead band than 31% of 468 Digital Standard servos |
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