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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-BLS5517 |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
83.32 oz-in
6.00 kg-cm
0.6 N-m
6.0V
69.44 oz-in
5.00 kg-cm
0.5 N-m
Bottom 10%
|
| Speed |
7.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
6.0V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
Top 10%
|
| Running Current |
7.4V
0.100 A
100 mA
6.0V
0.100 A
100 mA
Top 10%
|
| Stall Current | 3–3.5 A3000–3500 mAAverage |
| Physical | |
| Weight | 1.83 oz52.0 gAverage |
| Dimensions |
L 1.575 in W 0.787 in H 0.992 in L 40.0 mm W 20.0 mm H 25.2 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Titanium |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| 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 |
| 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 | Bottom 10% Stronger than 8% of 186 Digital Low Profile servos at 6.0V |
| Speed | Top 10% Faster than 95% of 183 Digital Low Profile servos at 6.0V |
| Weight | Average Lighter than 51% of 304 Digital Low Profile servos |
| Running Current | Top 10% Lower draw than 100% of 27 Digital Low Profile servos at 6.0V |
| Stall Current | Average Lower draw than 55% of 81 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 2.14–3.08 W |
| Power Density | 2.506 W/in³ More power-dense than 35% of 273 Digital Low Profile servos |
| Torque Density | 1.3354 oz-in/g Stronger than 5% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 56.47 oz-in/in³ Denser torque than 10% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.32051 (1/sec·g) Faster than 96% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 4.17 Better balanced than 2% of 183 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0504 A/oz-in More efficient than 7% of 58 Digital Low Profile servos |
| Idle-to-Running Current Ratio | 0.200 Lower idle draw than 26% of 55 CYS servos |
| No-Load vs Stall Current Spread | 35.00 Narrower current spread than 31% of 55 CYS servos |
| Torque Gain per Volt | 14.28%/V More voltage-responsive (torque) than 37% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 14.29%/V More voltage-responsive (speed) than 49% of 163 Digital Low Profile servos |
| Voltage Range Width | 1.4 V Wider voltage range than 27% of 276 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0020 Finer dead band than 32% of 79 Digital Low Profile servos |
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