Discover XQ-Power Servos in Our eBay Store!
Shop Now
Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BLS4058RP |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
805.62 oz-in
58.01 kg-cm
5.7 N-m
7.4V
680.61 oz-in
49.01 kg-cm
4.8 N-m
6.0V
583.38 oz-in
42.01 kg-cm
4.1 N-m
Top 10%
|
| Speed |
8.4V
0.12 sec/60°
500.0 deg/s
83.3 RPM
7.4V
0.14 sec/60°
428.6 deg/s
71.4 RPM
6.0V
0.17 sec/60°
352.9 deg/s
58.8 RPM
Below Average
|
| Physical | |
| Weight | 2.82 oz80.0 gBottom 10% |
| Dimensions |
L 1.57 in W 0.79 in H 1.59 in L 39.9 mm W 20.1 mm H 40.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Pulse Width | 500-2500 µs |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Water Rating | Waterproof |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 in |
| Origin | |
| Country of Origin | 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 | Top 10% Stronger than 95% of 1043 Digital Standard servos at 6.0V |
| Speed | Below Average Faster than 24% of 1041 Digital Standard servos at 6.0V |
| Weight | Bottom 10% Lighter than 9% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 6.35–12.41 W |
| Power Density | 6.295 W/in³ More power-dense than 86% of 1759 Digital Standard servos |
| Torque Density | 7.2923 oz-in/g Stronger than 94% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 295.82 oz-in/in³ Denser torque than 95% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.07353 (1/sec·g) Faster than 8% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 99.19 Better balanced than 95% of 1031 Digital Standard servos |
| Torque Gain per Volt | 15.87%/V More voltage-responsive (torque) than 52% of 850 Digital Standard servos |
| Speed Gain per Volt | 17.37%/V More voltage-responsive (speed) than 61% of 871 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 49% of 1539 Digital Standard servos |
Similar Active Servos
Reviews of Flash Hobby BLS4058RP
Be the first to review!