A vacuum cleaner (10, 410), comprising: a primary suction nozzle (30, 430); a first suction source fluidly connected to the primary suction nozzle (30, 430) and configured to create a working airstream; and a separation module (214, 426) configured for separating contaminants from the working airstream, the separation module (214, 426), comprising: a separation module housing (216, 416); at least one separation chamber defined within the separation module housing (216, 416) and having an air inlet in fluid communication with the primary suction nozzle (30, 430); at least one collection chamber (240, 242) defined within the separation module (214, 426) and fluidly coupled with the at least one separation chamber, where the at least one collection chamber (240, 242) is configured to receive contaminants separated by the at least one separation chamber; and a door (222, 440, 540), the door (222, 440, 540) moveable between a closed position wherein the door (222, 440, 540) at least partially defines a bottom surface to the at least one collection chamber (240, 242) and an opened position where debris can be emptied; characterized by an auxiliary suction nozzle (225, 446) located adjacent at least a portion of a lower end of the separation module (214, 426, 534) housing and adapted for ingesting debris. a primary suction nozzle (30, 430); a first suction source fluidly connected to the primary suction nozzle (30, 430) and configured to create a working airstream; and a separation module (214, 426) configured for separating contaminants from the working airstream, the separation module (214, 426), comprising: a separation module housing (216, 416); at least one separation chamber defined within the separation module housing (216, 416) and having an air inlet in fluid communication with the primary suction nozzle (30, 430); at least one collection chamber (240, 242) defined within the separation module (214, 426) and fluidly coupled with the at least one separation chamber, where the at least one collection chamber (240, 242) is configured to receive contaminants separated by the at least one separation chamber; and a door (222, 440, 540), the door (222, 440, 540) moveable between a closed position wherein the door (222, 440, 540) at least partially defines a bottom surface to the at least one collection chamber (240, 242) and an opened position where debris can be emptied; characterized by an auxiliary suction nozzle (225, 446) located adjacent at least a portion of a lower end of the separation module (214, 426, 534) housing and adapted for ingesting debris. a separation module housing (216, 416); at least one separation chamber defined within the separation module housing (216, 416) and having an air inlet in fluid communication with the primary suction nozzle (30, 430); at least one collection chamber (240, 242) defined within the separation module (214, 426) and fluidly coupled with the at least one separation chamber, where the at least one collection chamber (240, 242) is configured to receive contaminants separated by the at least one separation chamber; and a door (222, 440, 540), the door (222, 440, 540) moveable between a closed position wherein the door (222, 440, 540) at least partially defines a bottom surface to the at least one collection chamber (240, 242) and an opened position where debris can be emptied; characterized by an auxiliary suction nozzle (225, 446) located adjacent at least a portion of a lower end of the separation module (214, 426, 534) housing and adapted for ingesting debris.