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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SA66BVMW |
| Category | Hobby |
| Performance | |
| Torque |
14.4V
486.00 oz-in
35.00 kg-cm
3.4 N-m
12.0V
389.00 oz-in
28.01 kg-cm
2.7 N-m
|
| Speed |
14.4V0.10 sec/60°631.6 deg/s105.3 RPM |
| Physical | |
| Weight | 2.33 oz66.0 gAverage |
| Dimensions |
L 1.61 in W 0.80 in H 1.16 in L 40.9 mm W 20.3 mm H 29.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | FET |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | No Limit |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Power Source | 3S LiPo |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP67 |
| Certification | CE | ROHS | FCC |
| 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
| Weight | Average Lighter than 40% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 9.46 W |
| Power Density | 6.331 W/in³ More power-dense than 86% of 1759 Digital Standard servos |
| Torque Density | 5.8939 oz-in/g |
| Torque-to-Volume Ratio | 260.36 oz-in/in³ |
| Speed-to-Weight | 0.15949 (1/sec·g) |
| Speed-Torque Trade-off | 36.95 |
| Voltage Range Width | 3.6 V Wider voltage range than 80% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 75% of 468 Digital Standard servos |
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