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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | XQ-BLS8175D |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
1,042.00 oz-in
75.03 kg-cm
7.4 N-m
7.4V
902.70 oz-in
65.00 kg-cm
6.4 N-m
6.0V
736.00 oz-in
53.00 kg-cm
5.2 N-m
Top 10%
|
| Speed |
8.4V
0.08 sec/60°
750.0 deg/s
125.0 RPM
7.4V
0.11 sec/60°
545.5 deg/s
90.9 RPM
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Average
|
| Running Current |
8.4V
0.440 A
440 mA
7.4V
0.370 A
370 mA
6.0V
0.320 A
320 mA
Average
|
| Stall Current | 6–9 A6000–9000 mABottom 10% |
| Physical | |
| Weight | 3.10 oz88.0 gBottom 10% |
| Dimensions |
L 1.575 in W 0.787 in H 1.496 in L 40.0 mm W 20.0 mm H 38.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Stainless Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 210° |
| Mechanical Limit | 210° |
| Pulse Width | 1000-2000 µs |
| Dead Band | 1 µs |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Power Source | 2S LiPo |
| Temperature | -15–65 °C5–149 °F |
| Water Rating | Waterproof |
| Connectivity | |
| Connector | JR (Universal) estimate |
| 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 98% of 1043 Digital Standard servos at 6.0V |
| Speed | Average Faster than 55% of 1041 Digital Standard servos at 6.0V |
| Weight | Bottom 10% Lighter than 3% of 1902 Digital Standard servos |
| Running Current | Average Lower draw than 37% of 173 Digital Standard servos at 6.0V |
| Stall Current | Bottom 10% Lower draw than 6% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 10.47–24.08 W |
| Power Density | 12.988 W/in³ More power-dense than 99% of 1759 Digital Standard servos |
| Torque Density | 8.3636 oz-in/g Stronger than 97% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 396.91 oz-in/in³ Denser torque than 99% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.08741 (1/sec·g) Faster than 20% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 95.69 Better balanced than 95% of 1031 Digital Standard servos |
| Current-per-Torque Ratio | 0.0122 A/oz-in More efficient than 65% of 315 Digital Standard servos |
| No-Load vs Stall Current Spread | 28.13 Narrower current spread than 31% of 132 Digital Standard servos |
| Torque Gain per Volt | 17.32%/V More voltage-responsive (torque) than 66% of 850 Digital Standard servos |
| Speed Gain per Volt | 26.05%/V More voltage-responsive (speed) than 96% of 871 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 57% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 83% of 468 Digital Standard servos |
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