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EMAX ES08MD 2
Micro

EMAX ES08MD 2

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-09-13
Identity
Brand EMAX
Product Number 0102003023
Category Hobby
Performance
Torque
6.0V 33.33 oz-in
4.8V 27.77 oz-in
Speed
6.0V 0.10 sec/60°
4.8V 0.12 sec/60°
Running Current
6.0V 0.250 A
4.8V 0.200 A
Stall Current 0.9–1.1 A
Physical
Weight 0.42 oz
Dimensions L 0.91 in
W 0.45 in
H 0.95 in
Case Material Plastic
Drivetrain
Motor Type Brushed
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 15 T
Shaft Size (add)
Rotation Mode Positional
Rotation/Support Bushing
Backlash (add)
Control & Signal
Modulation Digital
Direction Counterclockwise
Rotational Range 60°
Mechanical Limit 160°
Pulse Cycle 3 ms
Pulse Width 700-2300 µs
Neutral Position 1520 µs
Dead Band 1 µs
Refresh Rate 333 Hz
Angle Sensor Potentiometer
Control System PWM
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source (add)
Regulator Type (add)
Temperature -20–60 °C
Water Rating (add)
Certification CE
Idle Current 0.001 A
Connectivity
Connector JR (Universal)
Wire Length 250 mm
Origin
Country of Origin China

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.

Performance Analysis

Shaft Power 0.43–0.62 W
Torque Density2.3142 oz-in/g
Stronger than 48% of the 237 Digital Micro servos in the database
Torque-to-Volume Ratio71.60 oz-in/in³
Denser torque than 49% of the 239 Digital Micro servos in the database
Power Density1.589 W/in³
More power-dense than 43% of the 543 Digital Micro servos in the database
Speed-to-Weight0.69444 (1/sec·g)
Faster than 46% of the 237 Digital Micro servos in the database
Speed-Torque Trade-off3.33
Better balanced than 56% of the 239 Digital Micro servos in the database
Current-per-Torque Ratio0.0396 A/oz-in
More efficient than 63% of the 44 Digital Micro servos in the database
Idle-to-Running Current Ratio0.005
Lower idle draw than 83% of the 36 Hobby servos in the database
No-Load vs Stall Current Spread5.50
Narrower current spread than 60% of the 64 Hobby servos in the database
Torque Gain per Volt16.68%/V
More voltage-responsive (torque) than 48% of the 191 Digital Micro servos in the database
Speed Gain per Volt16.67%/V
More voltage-responsive (speed) than 51% of the 193 Digital Micro servos in the database
Voltage Range Width1.2 V
Wider voltage range than 32% of the 405 Digital Micro servos in the database
Dead-Band-to-Pulse-Width Ratio0.0006
3rd-highest dead-band-to-pulse-width ratio of 117 Digital Micro servos

Notes

Specs are for the ES08MD 2 which is the newer version of the model. This servo also comes in an analog version - ES08MA 2.

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Reviews (5)

  • Omega9

    June 28, 2014

    Application(s): 450 Helicopter

    Comments: it's not bad this servo. I speed tested it, and it meets it's required specs. It's all metal geared. It would of been nice if it had 2 Ball bearings like the Emax es09md. But for the cheap price, it's good and it's nice and light. As for slop, I've seen worste, it's very minimal slop.

  • Tri

    March 13, 2014

    Application(s): Tricopter tail motor

    Comments: so far bought 2 and 2 have died, the first burnt out before I even got it in the air, and may have been a defect as it got exceptionally hot very quickly. The other worked for 3 days, but then began to no longer center and work in one direction or the other, seemingly at random.

  • Hansi1959

    May 8, 2013

    Application(s): 70 + 90mm EDF jets on ailerons and elevators

    Comments: Very happy with performance and accuracy. Lots of value for the money!
    Have 20+ units in operation and had only one fail me.

  • Maxim K.

    July 26, 2012

    Application(s): Parkfliers as VA-Models Katana and Hyperion Extra 10e

    Comments: Good servo for the price. Smooth operation, good resolution.

    But not so fast as declared.
    Real speed varies from 0.12 sec / 60 grad / 4.8V for good item to 0.17 sec for bad.
    Typical speed is about 0.137 sec / 60 grad / 4.8V.

  • Neoalchemist

    January 17, 2012

    Application(s): cyclic servo on 450 class helicopter

    Comments: I never got to see if these work or not because the casings practically crumbled to powder upon installation.

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