Solberg Manufacturing | Filters, Silencers, Vacuum Filters, Oil Mist Eliminators, Separators

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QB Series Compact Filter Silencers

(Reduce the overall size of your blower package, Up to 300 SCFM (1870 m3/hr))


MediaOutletStyleDim ADim BDim CRated
QB-231P-200 Polyester2.00MPT12.252.2510.0013530014.001 - 2 Weeks
QB-231P-250 Polyester2.50MPT12.502.5010.0019530015.001 - 2 Weeks
QB-231P-300 Polyester3.00MPT13.003.0010.0030030015.001 - 2 Weeks
QB-230P-200 Paper2.00MPT12.252.2510.0013530014.001 - 2 Weeks
QB-230P-250 Paper2.50MPT12.502.5010.0019530015.001 - 2 Weeks
QB-230P-300 Paper3.00MPT13.003.0010.0030030015.001 - 2 Weeks


  • 99%+ removal efficiency standard Polyester: 5 microns, Paper: 2 microns
  • Fully drawn weatherhood
  • Temp (continuous): min -15° F ( -26° C) max 220° F (104° C)
  • Filter change out differential: 15-20" H2O over initial delta P
  • Pressure drop graphs available upon request
  • Multiple silencing features to reduce and deaden sound: Tubular Silencing - Tubes placed to maximize attenuation; Quiet Band Support - "Quiet band" technology utilized sound suppression in the design of the housing
  • A) Overall cost of the blower package is dramatically lowered
  • B) Differentiate your package from "traditional"
  • C) The number of costly components in a system are reduced; shrinking the footprint
  • D) Material, handling, labor & freight costs are minimized
  • E) Power comsumption (amp draw) is reduced allowing for increased performance and lower pressure drop is achieved with the removal of unnecessary components


  • Industrial & Severe Duty
  • Blowers-Side Channel
  • Piston Compressors
  • Screw Compressors
  • Hydraulic Breathers - fine filtration
  • Construction\Contractor Industry
  • Pneumatic Conveying Systems
  • Sparging
  • Dock Controls
  • Ash Handling


  • Pressure drop indicator
  • Side Access Silencer Filters (LQB Series) for space restricted enclosures (select models)
  • Stainless steel construction
  • Various media for different environments
  • Various nonstandard finishes and connection styles

Product Documents

Filter Silencer, (MPT)-USA

Filter Silencer (BSPT) - Intl

Product Drawings


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Models, parameters, and specifications may change without notice.

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