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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | HD-9660MG |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V277.75 oz-in20.00 kg-cm2.0 N-m |
| Speed |
6.0V0.16 sec/60°375.0 deg/s62.5 RPM |
| Physical | |
| Weight | 1.85 oz52.4 gAbove Average |
| Dimensions |
L 1.587 in W 0.787 in H 1.465 in L 40.3 mm W 20.0 mm H 37.2 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Control & Signal | |
| Modulation | Digital |
| Electrical & Environment | |
| Operating Voltage | 6 V |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 250 mm9.84 in |
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 | Above Average Lighter than 82% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.21 W |
| Power Density | 1.754 W/in³ More power-dense than 38% of 1759 Digital Standard servos |
| Torque Density | 5.3006 oz-in/g |
| Torque-to-Volume Ratio | 151.80 oz-in/in³ |
| Speed-to-Weight | 0.11928 (1/sec·g) |
| Speed-Torque Trade-off | 44.44 |
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Reviews (1)
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Juergen
April 9, 2012Application(s): I use the HD-960 Servos in a 12ft TWM piper for towing.
Comments: I have absolutely no issues with these servos although there were some roumors and they were no longer produced.