Beam / Smart PU371 Control Board for Central Vacuum Power Units Modern Day Its two-stage design delivers the

Its two-stage design delivers the reliable suction that both portable vacuums and central vacuum systems depend on

As the media loads with dust

reducing carpet agitation

Odors take hold in upholstery

Over years of heat and vibration the batten strip hardens

Beam / Smart PU371 Control Board for Central Vacuum Power Units Modern Day Its two-stage design delivers theThis is a genuine Beam Smart control board (Part #312300), the printed circuit board used in the Beam and Smart PU371 central vacuum power units. It is the electronic control module that manages the unit's switching and power circuitry. The control board receives the low voltage signal from your wall inlet valves and switches the suction motor on and off, so a healthy board is what lets the system start and stop reliably every time you connect a hose.