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Robbe FS 70
Mini Discontinued

Robbe FS 70

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand Robbe
Product Number 8456
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 50.70 oz-in
4.8V 38.20 oz-in Average
Speed
6.0V 0.13 sec/60°
4.8V 0.16 sec/60° Below Average
Physical
Weight 0.63 ozAverage
Dimensions L 1.16 in
W 0.47 in
H 1.02 in
Drivetrain
Gears Plastic
Gear Spline/Teeth 25 T estimate
Rotation/Support Bushing
Control & Signal
Modulation Analog
Control System PWM
Electrical & Environment
Operating Voltage 4.8–6 V
Connectivity
Connector JR (Universal) estimate

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

TorqueAverage
Stronger than 62% of 80 Analog Mini servos at 4.8V
SpeedBelow Average
Faster than 28% of 81 Analog Mini servos at 4.8V
WeightAverage
Lighter than 54% of 165 Analog Mini servos

Performance Analysis

Shaft Power 0.44–0.72 W
Power Density1.297 W/in³
More power-dense than 82% of 163 Analog Mini servos
Torque Density2.1222 oz-in/g
Stronger than 65% of 80 Analog Mini servos
Torque-to-Volume Ratio68.69 oz-in/in³
Denser torque than 85% of 80 Analog Mini servos
Speed-to-Weight0.34722 (1/sec·g)
Faster than 41% of 81 Analog Mini servos
Speed-Torque Trade-off6.11
Better balanced than 70% of 80 Analog Mini servos
Torque Gain per Volt27.27%/V
2nd-highest torque gain per volt of 55 Analog Mini servos
Speed Gain per Volt19.22%/V
More voltage-responsive (speed) than 80% of 56 Analog Mini servos
Voltage Range Width1.2 V
Wider voltage range than 62% of 88 Analog Mini servos

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