Robbe S0307

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Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	S0307
Category	Hobby
Performance
Torque	6.0V 12.50 oz-in 4.8V 6.95 oz-in Bottom 10%
Speed	6.0V 0.11 sec/60° 4.8V 0.13 sec/60° Below Average
Physical
Weight	0.13 ozTop 10%
Dimensions	L 0.78 in W 0.331 in H 0.839 in
Drivetrain
Motor Type	3-pole
Gears	Plastic
Gear Spline/Teeth	20 T
Rotation/Support	Bushing
Control & Signal
Modulation	Analog
Rotational Range	90°
Neutral Position	1500 µs
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Temperature	-10–50 °C
Connectivity
Connector	Futaba \| JR
Wire Length	150 mm
Origin
Country of Origin	German

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Compatible Hardware

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*Based on known specs.

Class Comparison

Torque	Bottom 10% Stronger than 5% of 170 Analog Micro servos at 4.8V
Speed	Below Average Faster than 26% of 170 Analog Micro servos at 4.8V
Weight	Top 10% Lighter than 90% of 346 Analog Micro servos

Performance Analysis

Shaft Power	0.10–0.21 W
Power Density	0.970 W/in³ More power-dense than 61% of 333 Analog Micro servos
Torque Density	1.8784 oz-in/g Stronger than 33% of 170 Analog Micro servos
Torque-to-Volume Ratio	32.08 oz-in/in³ Denser torque than 8% of 170 Analog Micro servos
Speed-to-Weight	2.07900 (1/sec·g) Faster than 89% of 170 Analog Micro servos
Speed-Torque Trade-off	0.90 Better balanced than 8% of 169 Analog Micro servos
Torque Gain per Volt	66.55%/V 2nd-highest torque gain per volt of 96 Analog Micro servos
Speed Gain per Volt	15.17%/V More voltage-responsive (speed) than 41% of 96 Analog Micro servos
Voltage Range Width	1.2 V Wider voltage range than 22% of 182 Analog Micro servos