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Robbe FS-177
Slim

Robbe FS-177

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10
Identity
Brand Robbe
Product Number 9110
Category Hobby
Performance
Torque
7.4V 36.11 oz-in
6.0V 27.78 oz-in Bottom 10%
Speed
7.4V 0.07 sec/60°
6.0V 0.09 sec/60° Top 10%
Physical
Weight 0.33 ozTop 10%
Dimensions L 0.93 in
W 0.31 in
H 0.94 in
Case Material Plastic
Drivetrain
Gears Metal
Gear Spline/Teeth 15 T
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Electrical & Environment
Operating Voltage 6–7.4 V
Connectivity
Connector JR (Universal) estimate
Origin
Country of Origin Austria

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

TorqueBottom 10%
Stronger than 5% of 60 Digital Slim servos at 6.0V
SpeedTop 10%
Faster than 100% of 59 Digital Slim servos at 6.0V
WeightTop 10%
Lighter than 96% of 103 Digital Slim servos

Performance Analysis

Shaft Power 0.57–0.95 W
Power Density3.520 W/in³
More power-dense than 51% of 99 Digital Slim servos
Torque Density2.9553 oz-in/g
Stronger than 56% of 60 Digital Slim servos
Torque-to-Volume Ratio102.51 oz-in/in³
Denser torque than 32% of 60 Digital Slim servos
Speed-to-Weight1.18203 (1/sec·g)
1st-highest speed-to-weight of 59 Digital Slim servos
Speed-Torque Trade-off2.50
Better balanced than 2% of 59 Digital Slim servos
Torque Gain per Volt21.42%/V
More voltage-responsive (torque) than 84% of 56 Digital Slim servos
Speed Gain per Volt20.40%/V
More voltage-responsive (speed) than 69% of 55 Digital Slim servos
Voltage Range Width1.4 V
Wider voltage range than 29% of 93 Digital Slim servos

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