We offer Sequential Timer for dust collectors and bin stimulators. these sequential timers are used widely to switch dampers, solenoids or shakers used in dust collector systems. We offer sequential timers at affordable prices. Known for :high efficiencylonger lifeeasy to useeasy to cleanlight weightused in :dust collectorsspecifications :make : eaplno of channels : 4 / 6 / 10 / 12.voltage : 24 v / 110 v / 240 v