TowerPro SG90D

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-09

Identity
Brand
Category	Hobby
Discontinued	Yes
Performance
Torque	4.8V16.66 oz-inBelow Average
Speed	4.8V0.12 sec/60°Average
Physical
Weight	0.32 ozAverage
Dimensions	L 0.866 in W 0.453 in H 1.063 in
Drivetrain
Gears	Plastic
Rotation/Support	Bushing
Control & Signal
Modulation	Digital
Pulse Cycle	1 ms
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	JR (Universal)
Origin
Country of Origin	Taiwan

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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

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*Based on known specs.

Class Comparison

Torque	Below Average Stronger than 16% of 328 Digital Micro servos at 4.8V
Speed	Average Faster than 42% of 328 Digital Micro servos at 4.8V
Weight	Average Lighter than 62% of 620 Digital Micro servos

Performance Analysis

Shaft Power	0.26 W
Power Density	0.616 W/in³ More power-dense than 5% of 590 Digital Micro servos
Torque Density	1.8511 oz-in/g Stronger than 25% of 327 Digital Micro servos
Torque-to-Volume Ratio	39.95 oz-in/in³ Denser torque than 12% of 327 Digital Micro servos
Speed-to-Weight	0.92593 (1/sec·g) Faster than 68% of 327 Digital Micro servos
Speed-Torque Trade-off	2.00 Better balanced than 26% of 327 Digital Micro servos
Voltage Range Width	1.2 V Wider voltage range than 27% of 511 Digital Micro servos