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Technical Specifications
Last Updated: 2026-10-26
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
12.6V
430.00 oz-in
30.96 kg-cm
3.0 N-m
12.0V
417.00 oz-in
30.03 kg-cm
2.9 N-m
11.1V
389.00 oz-in
28.01 kg-cm
2.7 N-m
|
| Speed |
14.4V
0.07 sec/60°
821.9 deg/s
137.0 RPM
12.6V
0.08 sec/60°
731.7 deg/s
122.0 RPM
12.0V
0.09 sec/60°
697.7 deg/s
116.3 RPM
11.1V
0.10 sec/60°
631.6 deg/s
105.3 RPM
|
| Physical | |
| Weight | 2.33 oz66.0 gBottom 10% |
| 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 | 7.4–14.4 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 | Bottom 10% Lighter than 10% of 304 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 7.57–12.31 W |
| Power Density | 8.239 W/in³ More power-dense than 89% of 273 Digital Low Profile 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 | 7.0 V Wider voltage range than 98% of 276 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 83% of 79 Digital Low Profile servos |
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