LCD LIFT A MOTORIZED LIFT Most popular LCD/DLP/ LCOS projectors fit comfortably inside this ceiling recessed unit. Bomb bay style closure doors are standard. Plenum housing is aluminum, with closure doors finished in white. Contains internal switched duplex receptacle, 115v ac, which is powered when the unit is fully down. The LCD Projector Lift contains an innovative current sensor that delays closing of the unit until the projector fan has shut off. The Model A has 11-1/2" of internal travel and places lift at ceiling line. It measures: overall - 17-3/4" x 24" x 24" and 11" x 18" x 18" for projector & bracket space.