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Futaba S-A301
Standard

Futaba S-A301

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-22
Identity
Brand Futaba
Product Number 01102394-3
Category Hobby
Performance
Torque
7.4V 125.00 oz-in
6.6V 118.10 oz-in
6.0V 118.10 oz-in Below Average
Speed
7.4V 0.13 sec/60°
6.6V 0.14 sec/60°
6.0V 0.14 sec/60° Average
Physical
Weight 1.66 ozTop 10%
Dimensions L 1.57 in
W 0.79 in
H 1.50 in
Drivetrain
Motor Type Coreless
Gears Metal
Gear Spline/Teeth 25 T estimate
Control & Signal
Modulation Digital
Control System PWM / SBUS2
Electrical & Environment
Operating Voltage 6–7.4 V
Origin
Country of Origin Japan

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 22% of 1060 Digital Standard servos at 6.0V
SpeedAverage
Faster than 51% of 1045 Digital Standard servos at 6.0V
WeightTop 10%
Lighter than 90% of 1880 Digital Standard servos

Performance Analysis

Shaft Power 1.56–1.78 W
Power Density0.956 W/in³
More power-dense than 16% of 1768 Digital Standard servos
Torque Density2.5096 oz-in/g
Stronger than 32% of 1053 Digital Standard servos
Torque-to-Volume Ratio63.48 oz-in/in³
Denser torque than 23% of 1058 Digital Standard servos
Speed-to-Weight0.15178 (1/sec·g)
Faster than 74% of 1038 Digital Standard servos
Speed-Torque Trade-off16.53
Better balanced than 27% of 1034 Digital Standard servos
Torque Gain per Volt4.17%/V
More voltage-responsive (torque) than 1% of 873 Digital Standard servos
Speed Gain per Volt5.48%/V
More voltage-responsive (speed) than 2% of 874 Digital Standard servos
Voltage Range Width1.4 V
Wider voltage range than 33% of 1560 Digital Standard servos

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