LiftMaster PRE-SENSOR Trailer Presence Sensor
$225.99
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LiftMaster PRE-SENSOR Trailer Presence Sensor Identify when a truck has arrived or left a dock. Allows you to analyze productivity when used with myQ Business Facility. External power source required (100MAPS). Requires a Dock Door Operator Model DDO8900W with the LMi5 Interface Device. Product Literature LiftMaster PRE-SENSOR Installation Manual
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