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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | D3520HB-S |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
277.75 oz-in
20.00 kg-cm
2.0 N-m
7.4V
263.86 oz-in
19.00 kg-cm
1.9 N-m
6.0V
236.09 oz-in
17.00 kg-cm
1.7 N-m
4.8V
208.31 oz-in
15.00 kg-cm
1.5 N-m
Above Average
|
| Speed |
8.4V
0.07 sec/60°
857.1 deg/s
142.9 RPM
7.4V
0.08 sec/60°
750.0 deg/s
125.0 RPM
6.0V
0.09 sec/60°
666.7 deg/s
111.1 RPM
4.8V
0.11 sec/60°
571.4 deg/s
95.2 RPM
Below Average
|
| Physical | |
| Weight | 1.94 oz55.0 gBelow Average |
| Dimensions |
L 1.61 in W 0.80 in H 1.04 in L 40.9 mm W 20.3 mm H 26.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Stainless Steel |
| Control & Signal | |
| Modulation | Digital |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Water Rating | IP65 |
| Connectivity | |
| Connector | JR (Universal) |
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 81% of 136 Digital Low Profile servos at 4.8V |
| Speed | Below Average Faster than 32% of 135 Digital Low Profile servos at 4.8V |
| Weight | Below Average Lighter than 29% of 251 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 3.67–7.34 W |
| Power Density | 5.477 W/in³ More power-dense than 70% of 215 Digital Low Profile servos |
| Torque Density | 3.7875 oz-in/g Stronger than 81% of 136 Digital Low Profile servos |
| Torque-to-Volume Ratio | 155.51 oz-in/in³ Denser torque than 81% of 136 Digital Low Profile servos |
| Speed-to-Weight | 0.17316 (1/sec·g) Faster than 28% of 135 Digital Low Profile servos |
| Speed-Torque Trade-off | 21.87 Better balanced than 82% of 134 Digital Low Profile servos |
| Torque Gain per Volt | 9.26%/V More voltage-responsive (torque) than 16% of 115 Digital Low Profile servos |
| Speed Gain per Volt | 13.89%/V More voltage-responsive (speed) than 47% of 117 Digital Low Profile servos |
| Voltage Range Width | 3.6 V Wider voltage range than 69% of 223 Digital Low Profile servos |
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