LiftMaster K41-0390-000 EMI Board (All MAXUM Operators 480VAC)

The LiftMaster K41-0395-000 Motor, Gearbox & Encoder Kit is a high-cycle OEM service solution for MJ/MJH 2200 commercial operators configured with a non–3” shaft. This complete kit includes a factory-matched motor, gear reducer, and encoder to eliminate part sourcing guesswork and reduce field repair time.

Perfect for correcting torque drop, motor failure, or encoder misreadings, this drop-in replacement restores full drive functionality and synchronization across the control system—keeping your commercial bay or warehouse door operational and reliable.

Technician Highlights:

• Complete OEM motor/gearbox/encoder kit for MJ/MJH 2200 (non–3”)

• Factory-calibrated for high-cycle torque and position control

• Designed for fast, reliable installation in the field

• Reduces diagnosis time and callbacks

• Long-life components for demanding commercial use