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Futaba S-U306
Standard

Futaba S-U306

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-23
Identity
Brand Futaba
Product Number 01102253-3
Category Hobby
Performance
Torque
6.0V 123.60 oz-in
4.8V 98.60 oz-in Below Average
Speed
6.0V 0.18 sec/60°
4.8V 0.23 sec/60° Bottom 10%
Physical
Weight 1.64 ozTop 10%
Dimensions L 1.575 in
W 0.787 in
H 1.50 in
Drivetrain
Gears Metal
Gear Spline/Teeth 25 T
Rotation Mode Positional
Control & Signal
Modulation Digital
Rotational Range 120°
Pulse Width 920-2120 µs
Electrical & Environment
Operating Voltage 4.8–6 V

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

TorqueBelow Average
Stronger than 18% of 1060 Digital Standard servos at 4.8V
SpeedBottom 10%
Faster than 4% of 1045 Digital Standard servos at 4.8V
WeightTop 10%
Lighter than 91% of 1880 Digital Standard servos

Performance Analysis

Shaft Power 0.79–1.27 W
Power Density0.683 W/in³
More power-dense than 8% of 1768 Digital Standard servos
Torque Density2.1204 oz-in/g
Stronger than 25% of 1053 Digital Standard servos
Torque-to-Volume Ratio53.03 oz-in/in³
Denser torque than 17% of 1058 Digital Standard servos
Speed-to-Weight0.09350 (1/sec·g)
Faster than 29% of 1038 Digital Standard servos
Speed-Torque Trade-off22.68
Better balanced than 41% of 1034 Digital Standard servos
Torque Gain per Volt21.13%/V
More voltage-responsive (torque) than 86% of 873 Digital Standard servos
Speed Gain per Volt23.13%/V
More voltage-responsive (speed) than 89% of 874 Digital Standard servos
Voltage Range Width1.2 V
Wider voltage range than 14% of 1560 Digital Standard servos

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