FeeTech FS12

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	FS12
Category	Hobby
Discontinued	Yes
Performance
Torque	6.0V 25.00 oz-in 4.8V 20.90 oz-in Above Average
Speed	6.0V 0.10 sec/60° 4.8V 0.12 sec/60° Average
Physical
Weight	0.42 ozBelow Average
Dimensions	L 0.90 in W 0.49 in H 0.81 in
Drivetrain
Motor Type	Brushed
Gears	Plastic
Rotation/Support	Single Bearing
Control & Signal
Modulation	Analog
Rotational Range	120°
Pulse Width	900-2100 µs
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	JR (Universal) estimate

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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.

Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Above Average Stronger than 67% of 170 Analog Micro servos at 4.8V
Speed	Average Faster than 41% of 170 Analog Micro servos at 4.8V
Weight	Below Average Lighter than 14% of 346 Analog Micro servos

Performance Analysis

Shaft Power	0.32–0.46 W
Power Density	1.294 W/in³ More power-dense than 82% of 333 Analog Micro servos
Torque Density	1.7417 oz-in/g Stronger than 22% of 170 Analog Micro servos
Torque-to-Volume Ratio	58.51 oz-in/in³ Denser torque than 74% of 170 Analog Micro servos
Speed-to-Weight	0.69444 (1/sec·g) Faster than 20% of 170 Analog Micro servos
Speed-Torque Trade-off	2.51 Better balanced than 66% of 169 Analog Micro servos
Torque Gain per Volt	16.35%/V More voltage-responsive (torque) than 49% of 96 Analog Micro servos
Speed Gain per Volt	16.67%/V More voltage-responsive (speed) than 55% of 96 Analog Micro servos
Voltage Range Width	1.2 V Wider voltage range than 36% of 182 Analog Micro servos