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FeeTech FS5103R
Robotics

FeeTech FS5103R

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand FeeTech
Product Number (add)
Category Robotics
Performance
Torque
6.0V 44.50 oz-in
4.8V 41.70 oz-in
Speed
6.0V 0.16 sec/60°
4.8V 0.18 sec/60°
Running Current (add)
Stall Current ≤1.1 A
Rated Output Power (add)
Radial Load (add)
Physical
Weight 1.46 oz
Shape Boxed
Dimensions L 1.58 in
W 0.79 in
H 1.46 in
Case Material Nylon / Fiberglass
Drivetrain
Motor Type Brushed
Motor Drive (add)
Gears Plastic
Gear Ratio (add)
Gear Spline/Teeth 25 T
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation Analog
Direction Counterclockwise
Rotational Range 360°
Mechanical Limit No Limit
Pulse Cycle (add)
Pulse Width 500-2500 µs
Neutral Position 1500 µs
Dead Band 18 µs
Refresh Rate (add)
Angle Sensor (add)
Control System PWM
Programmable (add)
Resolution (add)
MCU (add)
Operating Modes (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source (add)
Regulator Type (add)
Temperature -15–60 °C
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal) estimate
Wire Length 300 mm
Baud Rate (add)
Origin
Country of Origin China

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 0.43–0.51 W
Torque Density1.0048 oz-in/g
Stronger than 14% of the 156 Analog Standard servos in the database
Torque-to-Volume Ratio22.75 oz-in/in³
Denser torque than 11% of the 156 Analog Standard servos in the database
Power Density0.281 W/in³
More power-dense than 12% of the 421 Analog Standard servos in the database
Speed-to-Weight0.13387 (1/sec·g)
Faster than 73% of the 155 Analog Standard servos in the database
Speed-Torque Trade-off7.51
Better balanced than 8% of the 155 Analog Standard servos in the database
Current-per-Torque Ratio0.0264 A/oz-in
More efficient than 14% of the 43 Analog Standard servos in the database
Torque Gain per Volt5.60%/V
More voltage-responsive (torque) than 3% of the 120 Analog Standard servos in the database
Speed Gain per Volt10.43%/V
More voltage-responsive (speed) than 18% of the 121 Analog Standard servos in the database
Voltage Range Width1.2 V
Wider voltage range than 18% of the 185 Analog Standard servos in the database
Dead-Band-to-Pulse-Width Ratio0.0090
Finer dead band than 6% of the 37 Analog Standard servos in the database

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