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Robbe FS-128
Slim Discontinued

Robbe FS-128

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10
Identity
Brand Robbe
Product Number 9114
Category Hobby
Discontinued Yes
Performance
Torque
8.4V152.79 oz-in
Speed
8.4V0.10 sec/60°
Physical
Weight 0.92 ozBelow Average
Dimensions L 1.181 in
W 0.394 in
H 1.181 in
Case Material Aluminum
Drivetrain
Gears Metal
Gear Spline/Teeth 25 T
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Electrical & Environment
Operating Voltage 5–8.4 V
Connectivity
Connector JR (Universal) estimate
Origin
Country of Origin German

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 28% of 103 Digital Slim servos

Performance Analysis

Shaft Power 2.83 W
Power Density5.141 W/in³
More power-dense than 84% of 99 Digital Slim servos
Torque Density5.8317 oz-in/g
Torque-to-Volume Ratio278.04 oz-in/in³
Speed-to-Weight0.38168 (1/sec·g)
Speed-Torque Trade-off15.28
Voltage Range Width3.4 V
Wider voltage range than 64% of 93 Digital Slim servos

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