MD Central Vacuum Circuit Board, 120V, Fits AirMaster, Flo-Master, APX QUIETPROBP 5 inches in diameter by

5 inches in diameter by 14 inches wide

UPT and Dustbane Pro355 vacuums

and installing a sound one brings full cleaning power back at a fraction of the cost of a new machine

Benefit: eliminates the odor source instead of covering it

MD Central Vacuum Circuit Board, 120V, Fits AirMaster, Flo-Master, APX QUIETPROBP 5 inches in diameter byThis 120 volt central vacuum control board (Part #235S18) is the replacement circuit board for MD Manufacturing and HAH single motor power units. It carries the low voltage logic that senses an open wall inlet or remote keypad and switches the central vacuum motor on and off. It fits a broad lineup of MD built power units, including AirMaster, Flo Master, Modern Day, and Silent Master models such as the F650T, A650TV, CV300, APX, and APXPRO. Please