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KST FZ10
Slim

KST FZ10

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-26
Identity
Brand KST
Product Number BR0023.0220
Category Hobby
Performance
Torque
8.4V 149.90 oz-in
7.4V 131.86 oz-in
6.0V 104.10 oz-in
4.8V 86.06 oz-in Above Average
Speed
8.4V 0.10 sec/60°
7.4V 0.12 sec/60°
6.0V 0.14 sec/60°
4.8V 0.16 sec/60° Below Average
Stall Current ≤1.2 AAverage
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 Steel
Rotation Mode Positional
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
Refresh Rate 333 Hz
Angle Sensor Potentiometer
Control System PWM
Programmable Yes
Signal Voltage 3.3–5.0V
Electrical & Environment
Operating Voltage 4.8–8.4 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

TorqueAbove Average
Stronger than 74% of 40 Digital Slim servos at 4.8V
SpeedBelow Average
Faster than 30% of 41 Digital Slim servos at 4.8V
WeightBelow Average
Lighter than 21% of 83 Digital Slim servos
Stall CurrentAverage
Lower draw than 57% of 29 Digital Slim servos

Performance Analysis

Shaft Power 0.99–2.77 W
Power Density4.265 W/in³
More power-dense than 61% of 83 Digital Slim servos
Torque Density3.0736 oz-in/g
Stronger than 56% of 40 Digital Slim servos
Torque-to-Volume Ratio132.42 oz-in/in³
Denser torque than 62% of 40 Digital Slim servos
Speed-to-Weight0.22321 (1/sec·g)
Faster than 15% of 41 Digital Slim servos
Speed-Torque Trade-off13.77
Better balanced than 74% of 40 Digital Slim servos
Current-per-Torque Ratio0.0139 A/oz-in
More efficient than 71% of 704 Hobby servos
Torque Gain per Volt20.61%/V
5th-highest torque gain per volt of 33 Digital Slim servos
Speed Gain per Volt16.67%/V
More voltage-responsive (speed) than 39% of 34 Digital Slim servos
Voltage Range Width3.6 V
Wider voltage range than 82% of 75 Digital Slim servos

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