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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | LB40 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
555.50 oz-in
40.00 kg-cm
3.9 N-m
7.4V
486.00 oz-in
35.00 kg-cm
3.4 N-m
6.0V
347.25 oz-in
25.00 kg-cm
2.5 N-m
4.8V
277.80 oz-in
20.00 kg-cm
2.0 N-m
Above Average
|
| Speed |
8.4V
0.06 sec/60°
1,090.9 deg/s
181.8 RPM
7.4V
0.07 sec/60°
923.1 deg/s
153.8 RPM
6.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
4.8V
0.10 sec/60°
600.0 deg/s
100.0 RPM
Above Average
|
| Physical | |
| Weight | 3.00 oz85.0 gBelow Average |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Water Rating | Waterproof |
| Connectivity | |
| Connector | JR (Universal) |
| Origin | |
| Country of Origin | Unknown |
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 69% of 33 Unknown servos at 4.8V |
| Speed | Above Average Faster than 74% of 35 Unknown servos at 4.8V |
| Weight | Below Average Lighter than 14% of 124 Unknown servos |
Performance Analysis
| Shaft Power | 5.14–18.67 W |
| Torque Density | 3.2682 oz-in/g Stronger than 65% of 27 Unknown servos |
| Speed-to-Weight | 0.11765 (1/sec·g) Faster than 25% of 29 Unknown servos |
| Speed-Torque Trade-off | 27.78 Better balanced than 66% of 33 Unknown servos |
| Torque Gain per Volt | 27.77%/V 2nd-highest torque gain per volt of 23 Unknown servos |
| Speed Gain per Volt | 22.73%/V 5th-highest speed gain per volt of 26 Unknown servos |
| Voltage Range Width | 3.6 V Wider voltage range than 74% of 71 Unknown servos |
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