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KST X20-3005
Standard

KST X20-3005

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-10
Identity
Brand KST
Category Hobby
Performance
Torque
8.4V 444.16 oz-in
7.4V 416.40 oz-in
6.0V 333.12 oz-in Above Average
Speed
8.4V 0.05 sec/60°
7.4V 0.05 sec/60°
6.0V 0.07 sec/60° Top 10%
Physical
Weight 2.47 ozBelow Average
Dimensions L 1.595 in
W 0.787 in
H 1.496 in
Case Material Aluminum
Drivetrain
Motor Type Brushless
Gears Steel
Gear Spline/Teeth 25 T estimate
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Rotational Range 100°
Pulse Cycle 3.003 ms
Neutral Position 1520 µs
Refresh Rate 333 Hz
Control System PWM
Programmable Yes
Electrical & Environment
Operating Voltage 6–8.4 V
Temperature -20–65 °C
Water Rating IP65
Connectivity
Connector JR (Universal) estimate

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

TorqueAbove Average
Stronger than 72% of 1043 Digital Standard servos at 6.0V
SpeedTop 10%
Faster than 91% of 1041 Digital Standard servos at 6.0V
WeightBelow Average
Lighter than 34% of 1902 Digital Standard servos

Performance Analysis

Shaft Power 9.19–17.47 W
Power Density9.302 W/in³
More power-dense than 96% of 1759 Digital Standard servos
Torque Density4.7589 oz-in/g
Stronger than 74% of 1036 Digital Standard servos
Torque-to-Volume Ratio177.35 oz-in/in³
Denser torque than 74% of 1042 Digital Standard servos
Speed-to-Weight0.21322 (1/sec·g)
Faster than 88% of 1033 Digital Standard servos
Speed-Torque Trade-off22.32
Better balanced than 40% of 1031 Digital Standard servos
Torque Gain per Volt13.89%/V
More voltage-responsive (torque) than 38% of 850 Digital Standard servos
Speed Gain per Volt17.73%/V
More voltage-responsive (speed) than 63% of 871 Digital Standard servos
Voltage Range Width2.4 V
Wider voltage range than 58% of 1539 Digital Standard servos

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