Powermatic PM1900TX-CK1 Dust Collector 3HP 1PH 230-Volt 2-Micron Canister Kit Turbo Cone improves chip separation and collector bag packing efficiency The cone eliminates premature filter clogging for sustained performance Remote-controlled digital timer can be programmed for up to 99 minutes All-metal duct construction for rigidity and improved air flow 2-micron canister filters offer over six times filtering surface area of standard bags