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Technical Specifications
Last Updated: 2026-10-08
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | HP-DS09AMD |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
33.33 oz-in
2.40 kg-cm
0.2 N-m
4.8V
27.77 oz-in
2.00 kg-cm
0.2 N-m
|
| Speed |
6.0V
0.15 sec/60°
400.0 deg/s
66.7 RPM
4.8V
0.18 sec/60°
333.3 deg/s
55.6 RPM
|
| Running Current |
5.5V
0.220 A
220 mA
4.8V
0.190 A
190 mA
|
| Stall Current | 0.7–0.78 A700–780 mATop 10% |
| Physical | |
| Weight | 0.30 oz8.4 gTop 10% |
| Dimensions |
L 0.91 in W 0.35 in H 0.90 in L 23.1 mm W 8.9 mm H 22.9 mm |
| Drivetrain | |
| Gears | Metal |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 140° |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 3.5–5.5 V |
| Temperature | -20–60 °C-4–140 °F |
| Idle Current | 0.006 A6 mA |
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 99% of 103 Digital Slim servos |
| Stall Current | Top 10% Lower draw than 91% of 36 Digital Slim servos |
Performance Analysis
| Shaft Power | 0.29–0.41 W |
| Power Density | 1.433 W/in³ More power-dense than 14% of 99 Digital Slim servos |
| Torque Density | 3.3060 oz-in/g |
| Torque-to-Volume Ratio | 96.88 oz-in/in³ |
| Speed-to-Weight | 0.66138 (1/sec·g) |
| Speed-Torque Trade-off | 5.00 |
| Current-per-Torque Ratio | 0.0281 A/oz-in |
| Idle-to-Running Current Ratio | 0.032 |
| No-Load vs Stall Current Spread | 4.11 |
| Voltage Range Width | 2.0 V Wider voltage range than 35% of 93 Digital Slim servos |
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Reviews (1)
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Gabriel
July 30, 2013Application(s): rudder on a 15oz foam 3D biplane
Comments: Bought (2) of these servos and one started wagging back and forth as I was adjusting the endpoints. Apparently this is a common problem with these servos and they aren't cheap either.