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LiftMaster 3900



LiftMaster 3900 Light-Duty Commercial Jackshaft Operator for Sectional Doors Light-Duty Commercial Jackshaft Operator for Sectional Doors
Model 3900 is a light-duty jackshaft operator for light-duty commercial sectional applications only. It features a compact design ideal for limited height, cathedral, or obstructed ceiling installations. It may be used on standard and high-lift (maximum 7 ft. high-lift) sectional doors measuring up to 14 ft. high and up to 18 ft. wide, but not exceeding 180 sq. ft. or 650 lbs.

STANDARD FEATURES

Optional Accessories

Power Door Lock:
Prevents the door from being manually forced open once fully closed.

EverCharge® Standby Power System:
Operates the door operator for up to 20 full cycles within a 24 hour period.

Alternate Mounting Kit:
Allows operator to be mounted below the torsion bar.

Remote Work Light:
Adds 200 watts of light with adjustable light time delay; unlimited number of lights can be added.

Keyless Entry:
Allows door to open or close by using a code programmed directly into the unit.
  • Motor: Heavy-duty 24VDC motor provides ultra-quiet operation, along with variable speed smooth start and stop
  • Compact Design: Ideal for limited height, cathedral, or obstructed celing installations; mounts mounts on the left or right side of door and attaches to the torsion bar
  • Push Button Station: 1-button station for OPEN & CLOSE functions with type B2 control wiring is standard for all operators. Controls with 1, 2 and 3 buttons are available
  • The Protector System® Safety Sensors: A "non-contact" photo safety sensor designed to sense an obstruction and signal the door operator to reverse to open

WARRANTY

  • Lifetime motor warranty



Serving The Following Areas: Pierce County, King County, Algona, Auburn, Beaux Arts Village, Bellevue, Black Diamond, Bonny Lake, Bothell, Browns Point, Buckley, Burien, Clyde Hill, Covington, Dash Point, Des Moines, Edgewood, Enumclaw, Fall City, Federal Way, FIfe, Fox Island, Frederickson, Gig Harbor, Hunts Point, Issaquah, Kenmore, Kent, Kirkland, Lake Forest Park, Lakewood, Medina, Maple Valley, Mercer Island, Milton, Newcastle, Normandy Park, North Bend, Pacific, Parkland, Puyallup, Ravensdale, Redmond, Renton, Sammamish, Seatac, Seattle, Shoreline, Skykomish, Snoqualmie Pass, Snoqualmie , Spanaway, Steilacoom, Sumner, Tacoma, Tukwila, University Place, Woodinville, Yarrow Point