LiftMaster K74-33888 MOV Kit mortise or commercial door system

or commercial door system

Cycles Per Hour: Capable of handling up to 100 cycles per hour

Designed as an exact replacement

and compliance with UL325 standards

LiftMaster K74-33888 MOV Kit mortise or commercial door system300V Surge Protection Kit for LiftMaster Gate Operators The LiftMaster K74 33888 MOV Kit is a genuine 300V metal oxide varistor (MOV) replacement kit designed to protect LiftMaster commercial door and gate operators from electrical surges. This kit safeguards sensitive internal components from voltage spikes caused by lightning or power fluctuations, helping extend the life of your operator and maintain consistent performance. Key Features OEM Surge