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KST DS125MG
Slim

KST DS125MG

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-09
Identity
Brand KST
Product Number KST-0802
Category Hobby
Performance
Torque
6.0V 97.16 oz-in
4.8V 83.28 oz-in Above Average
Speed
6.0V 0.12 sec/60°
4.8V 0.15 sec/60° Average
Physical
Weight 0.99 ozBelow Average
Dimensions L 1.181 in
W 0.394 in
H 1.398 in
Case Material Aluminum
Drivetrain
Motor Type Coreless
Gears Aluminum
Gear Spline/Teeth 25 T
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Rotational Range 100°
Pulse Cycle 3.003 ms
Pulse Width 800-2200 µs
Neutral Position 1500 µs
Refresh Rate 333 Hz
Control System PWM
Programmable Yes
Electrical & Environment
Operating Voltage 4.8–6 V
Temperature -10–65 °C
Connectivity
Connector JR (Universal) estimate
Wire Length 160 mm

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 76% of 60 Digital Slim servos at 4.8V
SpeedAverage
Faster than 52% of 59 Digital Slim servos at 4.8V
WeightBelow Average
Lighter than 16% of 103 Digital Slim servos

Performance Analysis

Shaft Power 1.03–1.50 W
Power Density2.304 W/in³
More power-dense than 32% of 99 Digital Slim servos
Torque Density2.9743 oz-in/g
Stronger than 58% of 60 Digital Slim servos
Torque-to-Volume Ratio128.15 oz-in/in³
Denser torque than 59% of 60 Digital Slim servos
Speed-to-Weight0.23810 (1/sec·g)
Faster than 19% of 59 Digital Slim servos
Speed-Torque Trade-off12.49
Better balanced than 71% of 59 Digital Slim servos
Torque Gain per Volt13.89%/V
More voltage-responsive (torque) than 25% of 56 Digital Slim servos
Speed Gain per Volt20.83%/V
More voltage-responsive (speed) than 74% of 55 Digital Slim servos
Voltage Range Width1.2 V
Wider voltage range than 15% of 93 Digital Slim servos

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