Futaba S-A300

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-08

Identity
Brand
Product Number	01102393-3
Category	Hobby
Performance
Torque	7.4V 152.80 oz-in 6.0V 138.90 oz-in Below Average
Speed	7.4V 0.17 sec/60° 6.0V 0.19 sec/60° Below Average
Physical
Weight	1.66 ozAbove Average
Dimensions	L 1.57 in W 0.79 in H 1.50 in
Case Material	Plastic
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

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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.

Compatible Hardware

Amazon eBay

*Spec is estimated from brand data.

Class Comparison

Torque	Below Average Stronger than 31% of 1043 Digital Standard servos at 6.0V
Speed	Below Average Faster than 14% of 1041 Digital Standard servos at 6.0V
Weight	Above Average Lighter than 90% of 1902 Digital Standard servos

Performance Analysis

Shaft Power	1.35–1.66 W
Power Density	0.893 W/in³ More power-dense than 15% of 1759 Digital Standard servos
Torque Density	2.9516 oz-in/g Stronger than 41% of 1036 Digital Standard servos
Torque-to-Volume Ratio	74.66 oz-in/in³ Denser torque than 29% of 1042 Digital Standard servos
Speed-to-Weight	0.11184 (1/sec·g) Faster than 48% of 1033 Digital Standard servos
Speed-Torque Trade-off	26.39 Better balanced than 46% of 1031 Digital Standard servos
Torque Gain per Volt	7.15%/V More voltage-responsive (torque) than 9% of 850 Digital Standard servos
Speed Gain per Volt	8.39%/V More voltage-responsive (speed) than 11% of 871 Digital Standard servos
Voltage Range Width	1.4 V Wider voltage range than 32% of 1539 Digital Standard servos