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A-404 Pulse Vac

A-404 Pulse Vac

Quick Overview

The A-404 Pulse Vac has been designed for the contractor who requires large amounts of dust containment.



The A-404 Pulse Vac has been designed for the contractor who requires large amounts of dust containment. The A-404 has four primary filters that are pulsed clean every 6 seconds with a reversed charge of compressed air; ensuring a continuous vacuum. The A-404 Pulse Vac has two 5” hose inlets allowing large air volume. The A-404 collector can hold a 55 gallon drum of material containing up to 1000 lbs. It’s easy to use latch down strap allows use with any 55 gallon drum. Chain pivots attached to latch down strap give user easy dumping ability with forklift truck. Optional motor choices of 220V Electrical or Gasoline Engine. With your reduction in filter cleaning labor combined with it’s adaptability to all shrouded equipment, the A-404 Pulse Vac is the most essential and recommended dust collector system for today’s contractor.



  • All steel construction
  • Large 55 gallon dust bin
  • Built in compressed air pulsation for continuous dust-free operation.
  • Gas or Electric motor options
  • Easy to dump barrel


Specification Sheet

Construction:Powder Coated Steel
Vacuum Hose:5" x 15' Wire Reinforced
Motor Options:5hp 220 Volt Single Phase (18 Amp Draw)
 6hp Gas (Robin/Subaru)
Compressor:2.5 cfm Air Cooled
Height:61" (155cm)
Length:42" (107cm)
Width:34" (87cm)
Weight:590 LBS (268kgs)
Wheels:2 @ 8" Rubber Stationary Casters
 2 @ 8" Rubber Swivel Casters
Primary Filtration (Specially Designed Pleated Cartridge): 10129-B Blend Filter (Standard)

99.7% Efficiency @ .05 Microns

  10129-D Moisture Resistant (Optional)

99% Efficiency @ 1-2 Microns

  10129-H HEPA (Optional - Special Order)

99.995% Efficiency @ .03 Microns

Vacuum Chart


ModelPort SizeCFMInches Of Lift
A-404 (Gas or Electric)Sealed018.2
A-404 (Gas or Electric)1 @ 5"8103.0
A-404 (Gas or Electric)2 @ 5"390 Each Port1.5

All testing has been completed in a controlled environment at BW Manufacturing, Inc. using an air velocity meter and a magnehelic gauge measured at the neck of each vacuum.

These figures should be used as a reference only.

Additional Info

Additional Info

SKUA-404 Pulse Vac
ModelA-404 Pulse Vac