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Standard Discontinued

Futaba S9404

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-09-28
Identity
Brand Futaba
Product Number FUTM0104
Category Hobby
Discontinued Yes
Performance
Torque
4.8V79.20 oz-in
Speed
4.8V0.11 sec/60°
Running Current
4.8V0.210 A
Stall Current ≤1.2 AAbove Average
Physical
Weight 1.94 ozBelow Average
Dimensions L 1.54 in
W 0.79 in
H 1.47 in
Drivetrain
Motor Type Coreless
Gears Metal
Gear Spline/Teeth 25 T estimate
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Analog
Pulse Cycle 20 ms
Connectivity
Connector Futaba J

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

WeightBelow Average
Lighter than 30% of 448 Analog Standard servos
Stall CurrentAbove Average
Lower draw than 65% of 64 Analog Standard servos

Performance Analysis

Shaft Power 1.33 W
Power Density0.744 W/in³
More power-dense than 66% of 437 Analog Standard servos
Torque Density1.4400 oz-in/g
Torque-to-Volume Ratio44.29 oz-in/in³
Speed-to-Weight0.16529 (1/sec·g)
Speed-Torque Trade-off8.71
Current-per-Torque Ratio0.0152 A/oz-in
No-Load vs Stall Current Spread5.71

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