Futaba S9151

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-09-14

Identity
Brand
Product Number	FUTM0211
Category	Hobby
Discontinued	Yes
Performance
Torque	4.8V132.00 oz-inBelow Average
Speed	4.8V0.19 sec/60°Below Average
Physical
Weight	1.76 ozAbove Average
Dimensions	L 1.57 in W 0.79 in H 1.46 in
Drivetrain
Motor Type	Coreless
Gears	Plastic
Gear Spline/Teeth	25 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Direction	Counterclockwise
Neutral Position	1520 µs
Angle Sensor	Potentiometer
Control System	PWM
Signal Voltage	3-5V
Electrical & Environment
Operating Voltage	4.8–4.8 V
Temperature	-20–60 °C
Water Rating	Water Resistant
Connectivity
Connector	Futaba J
Wire Length	305 mm

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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 27% of 1060 Digital Standard servos at 4.8V
Speed	Below Average Faster than 15% of 1045 Digital Standard servos at 4.8V
Weight	Above Average Lighter than 87% of 1880 Digital Standard servos

Performance Analysis

Shaft Power	1.28 W
Power Density	0.709 W/in³ More power-dense than 10% of 1768 Digital Standard servos
Torque Density	2.6400 oz-in/g Stronger than 36% of 1053 Digital Standard servos
Torque-to-Volume Ratio	72.89 oz-in/in³ Denser torque than 28% of 1058 Digital Standard servos
Speed-to-Weight	0.10526 (1/sec·g) Faster than 41% of 1038 Digital Standard servos
Speed-Torque Trade-off	25.08 Better balanced than 45% of 1034 Digital Standard servos
Voltage Range Width	0.0 V Wider voltage range than 2% of 1560 Digital Standard servos