Solberg QB-231P-300 Enhanced Inlet Filter Silencer with Quiet Band Technology, 3" MNPT Connection, Polyester Element, 300 SCFM, 5 Micron

Product Description

Solberg QB-231P-300 Enhanced Inlet Filter Silencer

The Solberg QB-231P-300 Enhanced Filter Silencer is a high-performance industrial air intake filtration and sound attenuation solution engineered for blowers, compressors, fans, and regenerative vacuum systems. Designed with advanced Quiet Band technology, integrated tubular silencing, and a high-efficiency polyester filter element, this rugged assembly delivers superior intake noise reduction while protecting equipment from airborne contaminants in demanding industrial environments.

Key Features

• High-efficiency polyester filter media with 99%+ filtration efficiency at 5 microns
• Advanced Quiet Band technology enhances sound suppression performance
• Integrated tubular silencing system maximizes noise attenuation while maintaining airflow efficiency
• Internal center tubular silencer helps reduce intake sound levels
• Heavy-duty carbon steel housing with corrosion-resistant gray powder-coated finish
• Fully drawn weatherhood design prevents rust and vibration issues
• Low pressure drop airflow design improves operating efficiency
• Washable and reusable polyester filter element supports extended service life

Specifications

• Model: QB-231P-300
• Series: QB Series
• Connection Size: 3 Inch
• Connection Type: MNPT
• Maximum Flow Capacity: 300 SCFM
• Filter Media: Polyester Element
• Micron Rating: 5 Micron
• Filtration Efficiency: 99%+
• Housing Material: Carbon Steel
• Outside Diameter: 10.25 Inches
• Overall Height: 13 Inches
• Nipple Length: 3.13 Inches
• Number of Silencing Tubes: 9
• Approximate Weight: 16 lbs
• Element Flow Rating: 300 CFM
• Operating Temperature Range: -15°F to 220°F (-26°C to 104°C)
• Recommended Filter Change-Out: 15-20 in. H2O above initial pressure drop
• Replacement Element: 231P™

Applications

• Centrifugal Blowers
• Regenerative Blowers
• Side Channel Blowers
• Vacuum Lifters
• Regenerative Vacuum Pumps
• Industrial Fans
• Pneumatic Conveying Systems
• Ash Handling Systems
• Screw Compressors
• General Industrial Air Intake Applications

Benefits

• Protects critical equipment from airborne contaminants and debris
• Advanced silencing technology significantly reduces intake noise
• Quiet Band support structure improves sound attenuation performance
• Low restriction airflow design enhances equipment efficiency
• Weather-resistant construction supports outdoor installations
• Reusable polyester element helps reduce maintenance costs
• Heavy-duty industrial construction ensures long service life

The Solberg QB-231P-300 combines advanced intake filtration, enhanced sound suppression, and rugged industrial durability into one compact assembly, making it an ideal solution for blower, compressor, and vacuum system intake applications requiring reliable filtration and quiet operation.