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Futaba S3154
Micro

Futaba S3154

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-08
Identity
Brand Futaba
Product Number 01102271-3
Category Hobby
Performance
Torque
6.0V 23.50 oz-in
4.8V 20.80 oz-in Below Average
Speed
6.0V 0.09 sec/60°
4.8V 0.10 sec/60° Average
Physical
Weight 0.27 ozAbove Average
Dimensions L 0.86 in
W 0.43 in
H 0.78 in
Drivetrain
Motor Type 3-pole
Gears Plastic
Gear Spline/Teeth 21 T estimate
Control & Signal
Modulation Digital
Neutral Position 1520 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 27% of 328 Digital Micro servos at 4.8V
SpeedAverage
Faster than 64% of 328 Digital Micro servos at 4.8V
WeightAbove Average
Lighter than 72% of 620 Digital Micro servos

Performance Analysis

Shaft Power 0.38–0.48 W
Power Density1.674 W/in³
More power-dense than 45% of 590 Digital Micro servos
Torque Density2.7190 oz-in/g
Stronger than 60% of 327 Digital Micro servos
Torque-to-Volume Ratio72.11 oz-in/in³
Denser torque than 50% of 327 Digital Micro servos
Speed-to-Weight1.30719 (1/sec·g)
Faster than 81% of 327 Digital Micro servos
Speed-Torque Trade-off2.08
Better balanced than 29% of 327 Digital Micro servos
Torque Gain per Volt10.82%/V
More voltage-responsive (torque) than 15% of 268 Digital Micro servos
Speed Gain per Volt9.26%/V
More voltage-responsive (speed) than 8% of 273 Digital Micro servos
Voltage Range Width1.2 V
Wider voltage range than 43% of 511 Digital Micro servos

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Reviews (1)

  • John F Hendry

    January 24, 2015

    Application(s): 3D 32 inch plane under 250 grams

    Comments: Despite not being coreless this is currently the best micro servo being made to my knowledge IF your ESC can supply it with enough current. MKS has nothing close to it with it's speed. But I wonder if and when Futaba will update it to coreless or at least a 5 pole motor.

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