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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS660A |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
365.24 oz-in
26.30 kg-cm
2.6 N-m
4.8V
292.33 oz-in
21.05 kg-cm
2.1 N-m
Above Average
|
| Speed |
6.0V
0.15 sec/60°
402.7 deg/s
67.1 RPM
4.8V
0.19 sec/60°
322.6 deg/s
53.8 RPM
Below Average
|
| Stall Current | ≤4.1 A≤4100 mAAverage |
| Physical | |
| Weight | 2.65 oz75.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.575 in L 40.0 mm W 20.0 mm H 40.0 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Motor Drive | FET |
| Gears | Metal |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Pulse Cycle | 5 ms |
| Neutral Position | 1520 µs |
| Dead Band | 1 µs |
| Refresh Rate | 200 Hz |
| Control System | PWM |
| Programmable | No |
| Signal Voltage | 3-5V |
| Electrical & Environment | |
| Operating Voltage | 4.8–7 V |
| Temperature | -10–60 °C14–140 °F |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 150 mm5.91 in |
| Origin | |
| Country of Origin | Taiwan |
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 | Above Average Stronger than 66% of 1060 Digital Standard servos at 4.8V |
| Speed | Below Average Faster than 16% of 1045 Digital Standard servos at 4.8V |
| Weight | Below Average Lighter than 22% of 1880 Digital Standard servos |
| Stall Current | Average Lower draw than 35% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 2.91–4.53 W |
| Power Density | 2.322 W/in³ More power-dense than 50% of 1768 Digital Standard servos |
| Torque Density | 3.8977 oz-in/g Stronger than 59% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 149.74 oz-in/in³ Denser torque than 65% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.07168 (1/sec·g) Faster than 8% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 54.37 Better balanced than 81% of 1034 Digital Standard servos |
| Current-per-Torque Ratio | 0.0140 A/oz-in More efficient than 53% of 331 Digital Standard servos |
| Voltage Range Width | 2.2 V Wider voltage range than 42% of 1560 Digital Standard servos |
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