VacuMaid Comparison Central Vacuum Power Units	Recommended Max Home Size (Sq. Ft.)	Max Air Watts	Max Amps	Voltage	Bag Full Indicator	Capacity (Gallons)	Motor Protection System
$829.95	SR38 Central Vacuum System	6000	740	15	120		6.75
$1,019.95	SR14 Central Vacuum System	6000	740	14.50	120		6.75
$1,599.95	SR60 Central Vacuum System	12000	713	13.80	120		9.50
$1,179.95	SR46 Central Vacuum System	95000	663	14	120		6.75

At marked voltage, 60Hz. Test Data corrected to sandard conditions of 29.92 inches Hg. 68o F.