LiftMaster PRE-SENSOR Trailer Presence Sensor long range receiver Test/operate LED

Test/operate LED

12VDC or 18 - 35VAC/DC jumper selectable

Crafted with precision and built to last

BG790 Barrier Gate Operator

You can also easily attach a sign to the pedestal such as street numbers or a name sign

LiftMaster PRE-SENSOR Trailer Presence Sensor long range receiver Test/operate LEDLiftMaster 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