The power unit is the heart of any central vacuum system. Kirkwood’s Sweeper carries a variety of central vacuum power units from major manufacturers such as Air-Way, Beam, Cana-Vac, CycloVac, Electrolux, Modern Day, NuTone, VacuFlo, and VacuMaid. Who would carry the largest selection of the best quality central vacuum power units? Who Would? Kirkwood! Helping you clean better since 1971.