Uncontested Power and Performance

Developed in 2008, the Knight LR™ incorporates all of the features of the KingVac® with the patented filtration technology of the AirLord®. The ability to efficiently move dry product combined with the deep vacuum of our 3700 CFM liquid ring pump allows the Knight™ to excel at a variety of tasks such as: hydro-excavation, hazmat response, jetting and general industrial cleaning in industries such as gas, oil, and mining (See API Publication 2219).


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Standard Features
3000 Gallon (70 bbl) carbon steel tank with 5/16″ shell for longer life
Baghouse holds 40 sock filters
Patented 9 stage air inverting cyclone
Baghouse isolation valve
Full opening hydraulically operated rear door
Hydraulic tank lift
Powered via transfer case
3700 CFM liquid ring pump
Belt driven
6″ discharge valve
6″ intake valve with internal standpipe
Rear worklights, LED running lights
Back-up alarm, Grounding reel
Rear door safety prop bar
Tank lift safety prop bar
Hydraulically operated, full opening rear door with holding valve
Options | Select all that apply
ASME / DOT 412
High pressure jetting system with integral water compartment
Huber Lock™ rear door
Stainless steel tank with wetted stainless parts
Auxiliary transfer pump
Top mounted hydraulically operated 6″ boom

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