Electronic device for adjusting the height of the bed frame. With this system, the bedstead can be raised and lowered over the rear garage and over the dinette, as well as in the front area. Standard lifting height 95 cm (higher height available on request). The device is controlled by an electronic control unit with programming up to 5 levels (ProBed and TopLine) or by an electromechanical control unit (E-Line). Unlimited running. Technically advanced gearmotor with strong power and mechanical resistance with integrated encoder. Belt anchorage to dedicated brackets with wall mounting. The system is completely positioned under the bed frame, maximum flexibility in installation. Manual operation with hand crank for emergency. Supplied complete with installation wiring. Movable load: max. 60 kg (increase possible see art. 93953). Static load: 400 kg. Consumption limited to 16 A. Operating speed: approx. 60 mm/sec.