The EMAX ES08MA II is a brushless motor designed for RC aircraft, quadcopters, and drones. It's a part of the EMAX series, known for its high-quality and reliable motors. The ES08MA II is a popular choice among hobbyists due to its high efficiency, high torque, and compact design.
The Emax ES08MA II is a high-torque, metal-gear analog micro servo. Below is the definitive data compiled from engineering benchmarks. Electrical & Performance Specs 4.8V to 6.0V DC Stall Torque (at 4.8V): 1.6 kg·cm (22.2 oz·in) Stall Torque (at 6.0V): 2.0 kg·cm (27.7 oz·in) Operating Speed (at 4.8V): 0.12 sec/60° at no load Operating Speed (at 6.0V): 0.10 sec/60° at no load Idle Current: 5 mA to 10 mA Running Current (No Load): 120 mA to 150 mA Stall Current: 600 mA to 800 mA Physical & Mechanical Specs Weight: 12 grams (0.42 oz)
| Parameter | 4.8V Performance | 6.0V Performance | | :--- | :--- | :--- | | | 1.6 kg·cm (22.2 oz·in) | 2.0 kg·cm (27.8 oz·in) | | Speed (no load) | 0.10 sec/60° | 0.08 sec/60° | | Running Current (no load) | 180 – 220 mA | 220 – 280 mA | | Stall Current (peak) | 700 – 800 mA | 800 – 1000 mA | | Temperature Rise (stall) | ~30°C in 5 sec | ~40°C in 5 sec |
The remains a staple micro servo due to its robustness in a small package. Whether building a custom robot or upgrading a micro RC vehicle, its metal gears and reliable torque specifications provide excellent value. Always refer to the specific 4.8-6.0V voltage constraints for optimal performance.
| Feature | ES08A (older) | ES08MA II | | :--- | :--- | :--- | | Gears | Nylon plastic | Metal (aluminum alloy) | | Weight | 9g | 12g | | Torque @6V | 1.8 kg·cm | 2.0 kg·cm | | Durability | Moderate | High (crash resistant) | | Price | Low | Moderate (approx. 20-30% higher) |
#include <Servo.h>