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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | EXRSL661 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
4.8V40.20 oz-in2.89 kg-cm0.3 N-m |
| Speed |
4.8V0.15 sec/60°400.0 deg/s66.7 RPM |
| Physical | |
| Weight | 1.08 oz30.5 gTop 10% |
| Dimensions |
L 1.74 in W 0.88 in H 0.92 in L 44.2 mm W 22.4 mm H 23.4 mm |
| Drivetrain | |
| Rotation/Support | Single Bearing |
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 | Top 10% Lighter than 90% of 358 Low Profile servos |
Performance Analysis
| Shaft Power | 0.50 W |
| Power Density | 0.352 W/in³ More power-dense than 9% of 321 Low Profile servos |
| Torque Density | 1.3180 oz-in/g |
| Torque-to-Volume Ratio | 28.54 oz-in/in³ |
| Speed-to-Weight | 0.21858 (1/sec·g) |
| Speed-Torque Trade-off | 6.03 |
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