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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | OCS-D4009 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
555.50 oz-in
40.00 kg-cm
3.9 N-m
6.0V
347.20 oz-in
25.00 kg-cm
2.5 N-m
Top 10%
|
| Speed |
8.4V
0.09 sec/60°
666.7 deg/s
111.1 RPM
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Bottom 10%
|
| Physical | |
| Weight | 2.29 oz65.0 gBelow Average |
| Dimensions |
L 1.61 in W 0.81 in H 1.12 in L 40.9 mm W 20.6 mm H 28.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Refresh Rate | 333 Hz |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -10–60 °C14–140 °F |
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 | Top 10% Stronger than 92% of 186 Digital Low Profile servos at 6.0V |
| Speed | Bottom 10% Faster than 10% of 183 Digital Low Profile servos at 6.0V |
| Weight | Below Average Lighter than 11% of 304 Digital Low Profile servos |
Performance Analysis
| Torque Density | 5.3415 oz-in/g Stronger than 91% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 237.71 oz-in/in³ Denser torque than 93% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.10989 (1/sec·g) Faster than 8% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 48.60 Better balanced than 95% of 183 Digital Low Profile servos |
| Torque Gain per Volt | 25.00%/V 3rd-highest torque gain per volt of 164 Digital Low Profile servos |
| Speed Gain per Volt | 23.15%/V More voltage-responsive (speed) than 89% of 163 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 35% of 276 Digital Low Profile servos |
Notes
Also comes in a TTL, RS-485, & CAN control system.
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