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Micro Discontinued

JR SM22

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand JR
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 22.00 oz-in
4.8V 20.00 oz-in
Speed
6.0V 0.12 sec/60°
4.8V 0.16 sec/60°
Physical
Weight 0.30 ozAverage
Dimensions L 0.87 in
W 0.45 in
H 0.85 in
Drivetrain
Motor Type 3-pole
Gears Plastic
Rotation/Support Bushing
Control & Signal
Modulation Analog
Connectivity
Connector JR (Universal)

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

WeightAverage
Lighter than 44% of 333 Analog Micro servos

Performance Analysis

Shaft Power 0.23–0.34 W
Power Density1.019 W/in³
More power-dense than 69% of 319 Analog Micro servos
Torque Density2.3529 oz-in/g
Torque-to-Volume Ratio60.10 oz-in/in³
Speed-to-Weight0.73529 (1/sec·g)
Speed-Torque Trade-off3.20

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