Discover XQ-Power Servos in Our eBay Store!
Shop Now
Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | PHD081 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
229.19 oz-in
16.50 kg-cm
1.6 N-m
7.4V
208.35 oz-in
15.00 kg-cm
1.5 N-m
6.0V
159.74 oz-in
11.50 kg-cm
1.1 N-m
Average
|
| Speed |
8.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
7.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
6.0V
0.07 sec/60°
857.1 deg/s
142.9 RPM
Above Average
|
| Physical | |
| Weight | 1.94 oz55.0 gAverage |
| Dimensions |
L 1.61 in W 0.79 in H 1.02 in L 40.9 mm W 20.1 mm H 25.9 mm |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Titanium / Steel |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Neutral Position | 1520 µs |
| Refresh Rate | 1500 Hz |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -10–60 °C14–140 °F |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Origin | |
| Country of Origin | Hong Kong |
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 | Average Stronger than 57% of 186 Digital Low Profile servos at 6.0V |
| Speed | Above Average Faster than 88% of 183 Digital Low Profile servos at 6.0V |
| Weight | Average Lighter than 36% of 304 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 4.22–8.48 W |
| Power Density | 6.533 W/in³ More power-dense than 78% of 273 Digital Low Profile servos |
| Torque Density | 2.9044 oz-in/g Stronger than 49% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 123.13 oz-in/in³ Denser torque than 60% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.25974 (1/sec·g) Faster than 79% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 11.18 Better balanced than 34% of 183 Digital Low Profile servos |
| Torque Gain per Volt | 18.12%/V More voltage-responsive (torque) than 71% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 16.67%/V More voltage-responsive (speed) than 69% of 163 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 48% of 276 Digital Low Profile servos |
Similar Active Servos
Reviews of Power HD S15-XP
Be the first to review!