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Robbe FS-166
Slim

Robbe FS-166

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand Robbe
Product Number 9105
Category Hobby
Performance
Torque
6.0V 38.89 oz-in
4.8V 33.34 oz-in
Speed
6.0V 0.10 sec/60°
4.8V 0.14 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 0.43 oz
Dimensions L 0.91 in
W 0.36 in
H 1.03 in
Case Material (add)
Drivetrain
Motor Type (add)
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 21 T
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Single Bearing
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System (add)
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal) estimate
Wire Length (add)
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.

Performance Analysis

Shaft Power 0.44–0.72 W
Torque Density2.7328 oz-in/g
Stronger than 43% of the 50 Digital Slim servos in the database
Torque-to-Volume Ratio98.81 oz-in/in³
Denser torque than 24% of the 50 Digital Slim servos in the database
Power Density2.131 W/in³
More power-dense than 29% of the 93 Digital Slim servos in the database
Speed-to-Weight0.58548 (1/sec·g)
Faster than 90% of the 50 Digital Slim servos in the database
Speed-Torque Trade-off4.67
Better balanced than 8% of the 50 Digital Slim servos in the database
Torque Gain per Volt13.87%/V
More voltage-responsive (torque) than 24% of the 46 Digital Slim servos in the database
Speed Gain per Volt33.33%/V
1st-highest speed gain per volt of 46 Digital Slim servos
Voltage Range Width1.2 V
Wider voltage range than 11% of the 75 Digital Slim servos in the database

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