Powerstar PL-8509HV

Search Amazon Search eBay

Compatible Hardware

Amazon eBay

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	PL-8509HV
Category	Hobby
Performance
Torque	8.4V 370.00 oz-in 7.4V 335.00 oz-in 6.0V 300.00 oz-in 4.8V 247.00 oz-in Top 10%
Speed	8.4V 0.08 sec/60° 7.4V 0.09 sec/60° 6.0V 0.10 sec/60° 4.8V 0.11 sec/60° Average
Physical
Weight	0.99 ozBelow Average
Dimensions	L 1.42 in W 0.60 in H 1.17 in
Drivetrain
Motor Type	Coreless
Gears	Copper
Control & Signal
Modulation	Digital
Neutral Position	1520 µs
Refresh Rate	333 Hz
Electrical & Environment
Operating Voltage	4.8–8.4 V
Temperature	-20–60 °C

Submit Missing Data Report an Error

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.

Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Top 10% Stronger than 100% of 262 Digital Mini servos at 4.8V
Speed	Average Faster than 61% of 263 Digital Mini servos at 4.8V
Weight	Below Average Lighter than 35% of 466 Digital Mini servos

Performance Analysis

Shaft Power	4.35–8.55 W
Power Density	8.579 W/in³ More power-dense than 97% of 440 Digital Mini servos
Torque Density	8.8214 oz-in/g 1st-highest torque density of 258 Digital Mini servos
Torque-to-Volume Ratio	247.78 oz-in/in³ Denser torque than 98% of 262 Digital Mini servos
Speed-to-Weight	0.34014 (1/sec·g) Faster than 52% of 259 Digital Mini servos
Speed-Torque Trade-off	25.94 Better balanced than 97% of 261 Digital Mini servos
Torque Gain per Volt	13.83%/V More voltage-responsive (torque) than 27% of 232 Digital Mini servos
Speed Gain per Volt	8.68%/V More voltage-responsive (speed) than 10% of 235 Digital Mini servos
Voltage Range Width	3.6 V Wider voltage range than 79% of 351 Digital Mini servos