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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | XQ-BLS325 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
347.20 oz-in
25.00 kg-cm
2.5 N-m
7.4V
306.00 oz-in
22.03 kg-cm
2.2 N-m
6.0V
243.00 oz-in
17.50 kg-cm
1.7 N-m
Above Average
|
| Speed |
8.4V
0.07 sec/60°
857.1 deg/s
142.9 RPM
7.4V
0.09 sec/60°
666.7 deg/s
111.1 RPM
6.0V
0.11 sec/60°
545.5 deg/s
90.9 RPM
Below Average
|
| Stall Current | 3–3.5 A3000–3500 mAAverage |
| Physical | |
| Weight | 2.29 oz65.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.063 in L 40.0 mm W 20.0 mm H 27.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Stainless Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 210° |
| Mechanical Limit | 210° |
| Dead Band | 2 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Water Rating | Waterproof |
| Certification | CE | RoHS |
| Idle Current | 0.420 A420 mA |
| 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 | Above Average Stronger than 79% of 186 Digital Low Profile servos at 6.0V |
| Speed | Below Average Faster than 35% of 183 Digital Low Profile servos at 6.0V |
| Weight | Below Average Lighter than 12% of 304 Digital Low Profile servos |
| Stall Current | Average Lower draw than 51% of 81 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 4.08–9.17 W |
| Power Density | 6.960 W/in³ More power-dense than 82% of 273 Digital Low Profile servos |
| Torque Density | 3.7385 oz-in/g Stronger than 76% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 184.42 oz-in/in³ Denser torque than 83% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.13986 (1/sec·g) Faster than 17% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 26.73 Better balanced than 80% of 183 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0144 A/oz-in More efficient than 75% of 58 Digital Low Profile servos |
| Torque Gain per Volt | 17.87%/V More voltage-responsive (torque) than 65% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 23.80%/V More voltage-responsive (speed) than 92% of 163 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 50% of 276 Digital Low Profile servos |
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