MOV Lightning/Power Surge Suppressor Kit for Chamberlain Circuit Boards and Safety Beams
(MOV – Metal Oxide Varistor)
To protect the safety sensors and logic boards from electrical storms and power surges. Use before a lightning strike or power surge occurs. Will decrease that chances of power surge or lightning strike shorting the receiver logic board for Chamberlain Liftmaster machines. Wiring Instructions:
Note: – This product will not protect receiver logic board or safety sensors from nearby electric storms or lightning strikes, but from power surges caused by those elements.