Discover XQ-Power Servos in Our eBay Store!
Shop Now
Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
81.94 oz-in
5.90 kg-cm
0.6 N-m
7.4V
76.38 oz-in
5.50 kg-cm
0.5 N-m
6.0V
62.49 oz-in
4.50 kg-cm
0.4 N-m
5.0V
52.77 oz-in
3.80 kg-cm
0.4 N-m
|
| 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
5.0V
0.11 sec/60°
545.5 deg/s
90.9 RPM
|
| Running Current |
8.4V
0.063 A
63 mA
7.4V
0.056 A
56 mA
6.0V
0.053 A
53 mA
5.0V
0.046 A
46 mA
|
| Stall Current | 1–1.6 A1000–1600 mABelow Average |
| Physical | |
| Weight | 0.42 oz12.0 gAverage |
| Dimensions |
L 0.94 in W 0.47 in H 1.05 in L 23.9 mm W 11.9 mm H 26.7 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Shaft Size | 4.9 mm |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Pulse Cycle | 333 ms |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Water Rating | Waterproof |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 245 mm9.65 in |
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
| Weight | Average Lighter than 37% of 575 Digital Micro servos |
| Stall Current | Below Average Lower draw than 23% of 140 Digital Micro servos |
Performance Analysis
| Torque Density | 4.3975 oz-in/g |
| Torque-to-Volume Ratio | 113.76 oz-in/in³ |
| Speed-to-Weight | 0.75758 (1/sec·g) |
| Speed-Torque Trade-off | 5.80 |
| Current-per-Torque Ratio | 0.0303 A/oz-in |
| No-Load vs Stall Current Spread | 34.78 |
| Voltage Range Width | 3.6 V Wider voltage range than 77% of 409 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 46% of 123 Digital Micro servos |
Similar Active Servos
Reviews of HobbyPark HD0521MG
Be the first to review!