Feetech SM2912

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	SM-2912-C001
Category	Hobby
Performance
Torque	12.0V333.30 oz-in
Speed	12.0V0.09 sec/60°
Running Current	12.0V0.200 A
Stall Current	1.5–3 AAverage
Physical
Weight	3.53 ozBelow Average
Dimensions	L 1.575 in W 1.102 in H 1.665 in
Case Material	Aluminum
Drivetrain
Motor Type	Brushless
Gears	Steel
Gear Spline/Teeth	6 T
Rotation Mode	Multi-turn
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Rotational Range	360°
Refresh Rate	333 Hz
Angle Sensor	Magnetic Encoder
Control System	RS485
Electrical & Environment
Operating Voltage	9–16 V
Temperature	-30–80 °C
Idle Current	0.035 A
Connectivity
Wire Length	200 mm
Origin
Country of Origin	China

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Weight	Below Average Lighter than 31% of 145 Digital Large servos
Stall Current	Average Lower draw than 48% of 92 Digital Large servos

Performance Analysis

Shaft Power	6.85 W
Power Density	2.368 W/in³ More power-dense than 79% of 112 Digital Large servos
Torque Density	3.3330 oz-in/g
Torque-to-Volume Ratio	115.28 oz-in/in³
Speed-to-Weight	0.11111 (1/sec·g)
Speed-Torque Trade-off	30.00
Current-per-Torque Ratio	0.0090 A/oz-in
Idle-to-Running Current Ratio	0.175
No-Load vs Stall Current Spread	15.00
Voltage Range Width	7.0 V Wider voltage range than 89% of 124 Digital Large servos