Pro Vac SI Outdoor Vacuum


Product Description

Leaf & Debris Vacuum

Harness the Power and Strength of the Pro Vac SI Outdoor Vacuum

Superior Suction Makes Parking Lot, Leaf and Debris Clean-Up a Snap

Serrated Steel Impeller Blade Technology with up to a 5:1 reduction ratio delivers superior suction and shredding capabilities in a compact footprint.

Keep your pace going with instant easy nozzle height adjustment from the operator’s position. You’ll get non-stop, efficient pavement-to-turf transition for faster parking lot and leaf cleanup.

Power. Performance. Capacity.

The Pro Vac SI delivers the suction power to clear litter and debris faster. Throated nozzle design increases airspeed for improved vacuum capability. Unique rectangular discharge chute prevents debris clogs. The optimized 40 gallon no-kick bag design prevents wear and tear. Optional Hose Kit for cleaning flower beds and hard to reach areas. Hose seats securely in special contoured pocket that blocks air flow when not in use.

Backed by a 2-year warranty.

  • Powered by a Honda® GSV190 engine or Briggs & Stratton® Professional Series™ 850 engine
  • Serrated impeller shreds debris down at up to a 5:1 ratio

  • Pro-Vac-SI-ProVac-SI-Shredding-Impeller
  • Instant nozzle height adjustment at handle provides seamless turf-to-asphalt transition for faster debris and leaf clean-up
  • Throated nozzle design increases airspeed, while unique rectangular discharge chute prevents clogging of debris
  • Optional Intake Hose Kit for cleaning beds and hard to reach areas; sits securely in special contoured pocket that blocks air flow when not in use
  • Thick gauge, all-welded steel housing with welded studs provides years of service
  • 40 gallon capacity angled no-kick bag with sewn-in plastic bottom prevents wear-and-tear while in- use and when loading and unloading the vac
  • Ergonomic, foam-gripped handles angle upwards to match operator hands natural position and reduce user fatigue

No-Kick Bag

Instant Nozzle Height Adjustment

PDF Icon  Little Wonder Pro Vac SI Spec Sheet

ProVac SI

Model 5511-02-01 5511-04-01
Engine Honda® GSV190 Briggs & Stratton® Professional Series™ 850
Engine Displacement 187cc 190cc
Fuel Capacity 0.25 Gallon 0.26 Gallon
Impeller 12" dia., 5 blades, 1/4" thick 12" dia., 5 blades, 1/4" thick
Blade Design Serrated teethed steel Serrated teethed steel
Bag Design Mesh w/ dust skirt (Optional Felt Bag) Mesh w/ dust skirt (Optional Felt Bag)
Bag Capacity 40 Gallon (US) 40 Gallon (US)
Nozzle Type: Fixed
Width: 27.5"
Type: Fixed
Width: 27.5"
Wheels 12"rubber tread cap wheels 12"rubber tread cap wheels
Hose (Optional) 5” diameter, 7’ long 5” diameter, 7’ long
Dimensions 57.5” L x 27” W x 43.5” H 57.5” L x 27” W x 43.5” H
Weight 146 lbs. 146 lbs.
Warranty 2-Year commercial/rental 2-Year commercial/rental
Product No. Models Description
4176172 Pro Vac SI Intake Hose Kit: 5 in. diameter x 7 ft. hose and nozzle with adjustable handle attaches to the housing intake for cleaning flower beds and hard to reach areas; includes Nozzle Guards.
4176173 Pro Vac SI Nozzle Guards: Extend the life of the unique throated nozzle. Two thick gauge steel plates are welded together to accommodate ample wear on both sides. Threaded inserts molded into the nozzle for easy installation. Designed with no exposed hardware to prevent snags.
4175874 Pro Vac SI Felt Bag: Suppresses the maximum amount of dust while you work. Debris handling equipment kicks-up dust…this felt bag keeps the dust tamped down.

ProVac SI Manuals

Model Name Model No. Manual Part No. Multi-language
File Type
Pro Vac SI 5511-02-01
4176916 PDF Icon

The Little Wonder Vacs are guaranteed against defects in material and workmanship for a period of TWO YEARS from date of purchase. Any Little Wonder Vac or part found to be defective within the warranty period is to be returned to any registered Little Wonder dealer.  (Warranty applicable to units retailed and registered after March 1, 2008.)

Engines for all gasoline powered products are warranted separately by the engine manufacturer. Therefore, there are no warranties made, expressed or implied, for engines for gasoline powered products by Little Wonder.