Corona CS239HV

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Technical Specifications

Last Updated: 2026-10-09

Identity
Brand
Product Number	CS239HV
Category	Hobby
Performance
Torque	6.0V 63.89 oz-in Average 5.0V 55.56 oz-in
Speed	6.0V 0.13 sec/60° Above Average 5.0V 0.14 sec/60°
Physical
Weight	0.78 ozAverage
Dimensions	L 1.181 in W 0.394 in H 1.358 in
Drivetrain
Gears	Metal
Rotation Mode	Positional
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Analog
Rotational Range	80°
Dead Band	5 µs
Angle Sensor	Potentiometer
Control System	PWM
Electrical & Environment
Operating Voltage	6–7.4 V
Temperature	-20–60 °C
Connectivity
Connector	JR (Universal) estimate
Wire Length	215 mm
Origin
Country of Origin	China

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Average Stronger than 65% of 69 Slim servos at 6.0V
Speed	Above Average Faster than 78% of 68 Slim servos at 6.0V
Weight	Average Lighter than 52% of 119 Slim servos

Performance Analysis

Shaft Power	0.73–0.91 W
Power Density	1.439 W/in³ More power-dense than 69% of 55 Corona servos
Torque Density	2.9041 oz-in/g Stronger than 80% of 52 Corona servos
Torque-to-Volume Ratio	101.15 oz-in/in³ Denser torque than 79% of 53 Corona servos
Speed-to-Weight	0.34965 (1/sec·g) Faster than 59% of 52 Corona servos
Speed-Torque Trade-off	8.31 Better balanced than 50% of 53 Corona servos
Voltage Range Width	1.4 V Wider voltage range than 72% of 54 Corona servos