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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | HD-TDS-2 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
347.25 oz-in
25.00 kg-cm
2.5 N-m
7.4V
305.58 oz-in
22.00 kg-cm
2.2 N-m
6.0V
250.02 oz-in
18.00 kg-cm
1.8 N-m
Above Average
|
| Speed |
8.4V
0.09 sec/60°
666.7 deg/s
111.1 RPM
7.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Below Average
|
| Physical | |
| Weight | 2.15 oz61.0 gBelow Average |
| Dimensions |
L 1.61 in W 0.79 in H 1.14 in L 40.9 mm W 20.1 mm H 29.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Titanium / Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 120° |
| Pulse Cycle | 3.003 ms |
| Neutral Position | 1520 µs |
| Refresh Rate | 333 Hz |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -20–60 °C-4–140 °F |
| Water Rating | Splashproof |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Origin | |
| Country of Origin | Hong Kong |
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 84% of 186 Digital Low Profile servos at 6.0V |
| Speed | Below Average Faster than 20% of 183 Digital Low Profile servos at 6.0V |
| Weight | Below Average Lighter than 19% of 304 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 3.56–7.13 W |
| Power Density | 4.920 W/in³ More power-dense than 64% of 273 Digital Low Profile servos |
| Torque Density | 4.0987 oz-in/g Stronger than 80% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 172.43 oz-in/in³ Denser torque than 78% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.12610 (1/sec·g) Faster than 11% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 32.51 Better balanced than 88% of 183 Digital Low Profile servos |
| Torque Gain per Volt | 16.20%/V More voltage-responsive (torque) than 48% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 18.53%/V More voltage-responsive (speed) than 81% of 163 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 45% of 276 Digital Low Profile servos |
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