Discover XQ-Power Servos in Our eBay Store!

Shop Now
KST X15-1809
Mini

KST X15-1809

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-09
Identity
Brand KST
Category Hobby
Performance
Torque
8.4V 333.12 oz-in
7.4V 305.36 oz-in
6.0V 249.84 oz-in Top 10%
Speed
8.4V 0.07 sec/60°
7.4V 0.08 sec/60°
6.0V 0.09 sec/60° Above Average
Physical
Weight 1.59 ozBottom 10%
Dimensions L 1.398 in
W 0.591 in
H 1.398 in
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
Pulse Width 900-2100 µs
Neutral Position 1520 µs
Dead Band 2 µs
Refresh Rate 333 Hz
Angle Sensor Potentiometer
Control System PWM
Programmable Yes
Electrical & Environment
Operating Voltage 6–8.4 V
Temperature -10–65 °C
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

TorqueTop 10%
Stronger than 100% of 262 Digital Mini servos at 6.0V
SpeedAbove Average
Faster than 78% of 263 Digital Mini servos at 6.0V
WeightBottom 10%
Lighter than 5% of 466 Digital Mini servos

Performance Analysis

Shaft Power 5.13–8.80 W
Power Density7.627 W/in³
More power-dense than 93% of 440 Digital Mini servos
Torque Density5.5520 oz-in/g
Stronger than 96% of 258 Digital Mini servos
Torque-to-Volume Ratio216.57 oz-in/in³
Denser torque than 93% of 262 Digital Mini servos
Speed-to-Weight0.24691 (1/sec·g)
Faster than 26% of 259 Digital Mini servos
Speed-Torque Trade-off22.48
Better balanced than 96% of 261 Digital Mini servos
Torque Gain per Volt13.89%/V
More voltage-responsive (torque) than 29% of 232 Digital Mini servos
Speed Gain per Volt11.90%/V
More voltage-responsive (speed) than 21% of 235 Digital Mini servos
Voltage Range Width2.4 V
Wider voltage range than 59% of 351 Digital Mini servos
Dead-Band-to-Pulse-Width Ratio0.0017
Finer dead band than 53% of 77 Digital Mini servos

Similar Active Servos

Reviews of KST X15-1809

Be the first to review!

Submit a review of KST X15-1809