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TowerPro SG92R
Micro

TowerPro SG92R

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-09-14
Identity
Brand TowerPro
Category Hobby
Performance
Torque
4.8V34.72 oz-inAbove Average
Speed
4.8V0.10 sec/60°Above Average
Stall Current 0.7–0.75 AAbove Average
Physical
Weight 0.32 ozAbove Average
Dimensions L 0.906 in
W 0.48 in
H 1.14 in
Case Material Plastic
Drivetrain
Motor Type Coreless
Gears Plastic
Gear Spline/Teeth 20 T
Shaft Size 4.80 mm
Rotation Mode Positional
Rotation/Support Bushing
Control & Signal
Modulation Digital
Rotational Range 180°
Mechanical Limit 210°
Pulse Cycle 20 ms
Pulse Width 1000-2000 µs
Neutral Position 1500 µs
Dead Band 1 µs
Refresh Rate 50 Hz
Angle Sensor Potentiometer
Control System PWM
Programmable No
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source Direct
Regulator Type Direct
Temperature 0–55 °C
Certification CE | ROHS
Connectivity
Connector JR (Universal)
Wire Length 250 mm
Origin
Country of Origin Taiwan

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

TorqueAbove Average
Stronger than 66% of 349 Digital Micro servos at 4.8V
SpeedAbove Average
Faster than 67% of 347 Digital Micro servos at 4.8V
WeightAbove Average
Lighter than 67% of 597 Digital Micro servos
Stall CurrentAbove Average
Lower draw than 68% of 188 Digital Micro servos

Performance Analysis

Shaft Power 0.64 W
Power Density1.295 W/in³
More power-dense than 29% of 563 Digital Micro servos
Torque Density3.8578 oz-in/g
Stronger than 86% of 349 Digital Micro servos
Torque-to-Volume Ratio70.03 oz-in/in³
Denser torque than 44% of 345 Digital Micro servos
Speed-to-Weight1.11111 (1/sec·g)
Faster than 79% of 347 Digital Micro servos
Speed-Torque Trade-off3.47
Better balanced than 55% of 345 Digital Micro servos
Current-per-Torque Ratio0.0216 A/oz-in
More efficient than 89% of 98 Digital Micro servos
Voltage Range Width1.2 V
Wider voltage range than 28% of 496 Digital Micro servos
Dead-Band-to-Pulse-Width Ratio0.0010
Finer dead band than 73% of 182 Digital Micro servos

Notes

This servo is the upgrade to the SG90 sharing the same form factor and current

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Reviews (5)

Includes 4 reviews aggregated from around the web.

There are few reviews for this servo on the web, but retailers rate it well. Some low-quality clones use plastic gears with thin metal covers. Light-duty use is fine, though it still has the SG90's jitter and range quirks.

  • Sroby

    January 17, 2016

    Application(s): rc plane

    Comments: very fast and smooth.
    Please note, there are fakes out there. The fakes are slower and have smaller spindle.

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