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Technical Specifications
Last Updated: 2026-10-26
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | P-QZ509 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
8.4V
332.39 oz-in
23.93 kg-cm
2.3 N-m
6.0V
267.38 oz-in
19.25 kg-cm
1.9 N-m
Average
|
| Speed |
8.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Average
|
| Physical | |
| Weight | 2.54 oz72.0 gBelow Average |
| Dimensions |
L 1.59 in W 0.81 in H 1.44 in L 40.4 mm W 20.6 mm H 36.6 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Aluminum |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Neutral Position | 1520 µs |
| Refresh Rate | 330 Hz |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Water Rating | Waterproof |
| Origin | |
| Country of Origin | England |
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 61% of 1055 Digital Standard servos at 6.0V |
| Speed | Average Faster than 65% of 1038 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 29% of 1872 Digital Standard servos |
Performance Analysis
| Shaft Power | 4.12–6.15 W |
| Power Density | 3.314 W/in³ More power-dense than 64% of 1762 Digital Standard servos |
| Torque Density | 3.7136 oz-in/g Stronger than 54% of 1048 Digital Standard servos |
| Torque-to-Volume Ratio | 144.17 oz-in/in³ Denser torque than 63% of 1053 Digital Standard servos |
| Speed-to-Weight | 0.11574 (1/sec·g) Faster than 52% of 1031 Digital Standard servos |
| Speed-Torque Trade-off | 32.09 Better balanced than 54% of 1029 Digital Standard servos |
| Torque Gain per Volt | 10.13%/V More voltage-responsive (torque) than 19% of 868 Digital Standard servos |
| Speed Gain per Volt | 8.33%/V More voltage-responsive (speed) than 9% of 868 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 53% of 1552 Digital Standard servos |
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