Emax ES09D

Search Amazon Search eBay

Compatible Hardware

Amazon eBay

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-23

Identity
Brand
Product Number	ES09D
Category	Hobby
Performance
Torque	6.0V 34.73 oz-in 4.8V 30.56 oz-in Average
Speed	6.0V 0.09 sec/60° 4.8V 0.11 sec/60° Average
Physical
Weight	0.41 ozAverage
Dimensions	L 0.91 in W 0.47 in H 0.96 in
Drivetrain
Motor Type	Coreless
Gears	Plastic
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Direction	Counterclockwise
Pulse Width	1500-1900 µs
Angle Sensor	Potentiometer
Programmable	Yes
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	Futaba \| JR
Origin
Country of Origin	China

Submit Missing Data Report an Error

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	Average Stronger than 57% of 363 Digital Micro servos at 4.8V
Speed	Average Faster than 53% of 361 Digital Micro servos at 4.8V
Weight	Average Lighter than 46% of 665 Digital Micro servos

Performance Analysis

Shaft Power	0.51–0.71 W
Power Density	1.738 W/in³ More power-dense than 48% of 625 Digital Micro servos
Torque Density	2.6345 oz-in/g Stronger than 57% of 363 Digital Micro servos
Torque-to-Volume Ratio	74.43 oz-in/in³ Denser torque than 52% of 359 Digital Micro servos
Speed-to-Weight	0.78370 (1/sec·g) Faster than 59% of 361 Digital Micro servos
Speed-Torque Trade-off	3.36 Better balanced than 53% of 358 Digital Micro servos
Torque Gain per Volt	11.37%/V More voltage-responsive (torque) than 15% of 302 Digital Micro servos
Speed Gain per Volt	18.52%/V More voltage-responsive (speed) than 54% of 305 Digital Micro servos
Voltage Range Width	1.2 V Wider voltage range than 16% of 553 Digital Micro servos