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Futaba S-A501
Standard

Futaba S-A501

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand Futaba
Product Number 01102383-3
Category Hobby
Performance
Torque
7.4V 233.40 oz-in
6.0V 191.70 oz-in
Speed
7.4V 0.11 sec/60°
6.0V 0.13 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 2.20 oz
Dimensions L 1.60 in
W 0.80 in
H 1.40 in
Case Material (add)
Drivetrain
Motor Type Coreless
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 25 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support (add)
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System (add)
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 6–7.4 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector (add)
Wire Length (add)
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.

Performance Analysis

Shaft Power 2.73–3.92 W
Torque Density3.0736 oz-in/g
Stronger than 47% of the 833 Digital Standard servos in the database
Torque-to-Volume Ratio106.98 oz-in/in³
Denser torque than 48% of the 844 Digital Standard servos in the database
Power Density2.189 W/in³
More power-dense than 48% of the 1645 Digital Standard servos in the database
Speed-to-Weight0.12333 (1/sec·g)
Faster than 53% of the 822 Digital Standard servos in the database
Speed-Torque Trade-off24.92
Better balanced than 47% of the 827 Digital Standard servos in the database
Torque Gain per Volt15.54%/V
More voltage-responsive (torque) than 47% of the 674 Digital Standard servos in the database
Speed Gain per Volt13.00%/V
More voltage-responsive (speed) than 35% of the 688 Digital Standard servos in the database
Voltage Range Width1.4 V
Wider voltage range than 31% of the 1271 Digital Standard servos in the database

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