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Technical Specifications
Last Updated: 2026-10-08
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | PDI-4409MG |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
127.79 oz-in
9.20 kg-cm
0.9 N-m
4.8V
108.34 oz-in
7.80 kg-cm
0.8 N-m
Below Average
|
| Speed |
6.0V
0.11 sec/60°
545.5 deg/s
90.9 RPM
4.8V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Below Average
|
| Physical | |
| Weight | 1.57 oz44.5 gAbove Average |
| Dimensions |
L 1.594 in W 0.799 in H 1.102 in L 40.5 mm W 20.3 mm H 28.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Aluminum |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 120° |
| Pulse Cycle | 3.03 ms |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 330 Hz |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Water Rating | Splashproof |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 265 mm10.43 in |
| Origin | |
| Country of Origin | Mainland China |
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 | Below Average Stronger than 28% of 136 Digital Low Profile servos at 4.8V |
| Speed | Below Average Faster than 16% of 135 Digital Low Profile servos at 4.8V |
| Weight | Above Average Lighter than 75% of 251 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 1.54–2.15 W |
| Power Density | 1.530 W/in³ More power-dense than 16% of 215 Digital Low Profile servos |
| Torque Density | 2.4346 oz-in/g Stronger than 39% of 136 Digital Low Profile servos |
| Torque-to-Volume Ratio | 77.19 oz-in/in³ Denser torque than 26% of 136 Digital Low Profile servos |
| Speed-to-Weight | 0.17286 (1/sec·g) Faster than 27% of 135 Digital Low Profile servos |
| Speed-Torque Trade-off | 14.09 Better balanced than 56% of 134 Digital Low Profile servos |
| Torque Gain per Volt | 14.96%/V More voltage-responsive (torque) than 43% of 115 Digital Low Profile servos |
| Speed Gain per Volt | 15.17%/V More voltage-responsive (speed) than 57% of 117 Digital Low Profile servos |
| Voltage Range Width | 1.2 V Wider voltage range than 8% of 223 Digital Low Profile servos |
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