Product overview
The JHEMCU EM-40A 4 IN1 ESC combines four electronic speed controllers in a unit measuring 27 × 29 mm and weighing 5.2 grams. It accepts a 2–6S LiPo input and provides a continuous current rating of 40A × 4. The ESC uses BLHELI_S firmware, includes a galvanometer and has no BEC. Installation uses 20 mm hole spacing with M3 mounting.
The package supplies one EM-40A four-in-one ESC together with one 8P × 1.0 mm plug cable, red and black silicone wire, and one electrolytic capacitor. The product number is 20237503714.



