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ROOTS™ RAM™ WHISPAIR 624 Rotary Positive Displacement Blower

Model: RAM WHISPAIR 624

The ROOTS™ RAM WHISPAIR™ 624 blower is engineered for high-demand industrial air applications where large airflow capacity, quieter operation, and long-term reliability are critical. As part of the RAM™ WHISPAIR Rotary Positive Blowers 404J through 624J series, it delivers up to 3244 CFM airflow with operating pressures to 10 PSI and vacuum capability to 16″ Hg. Its optimized internal airflow design, alloy steel timing gears, cylindrical roller bearings, and splash oil lubrication system help reduce operating temperatures, minimize vibration, and maintain efficient continuous-duty airflow performance.

Key Specifications
Max Flow
3244 CFM
Max Pressure
10 PSI
Max Vacuum
16″ Hg
Maximum RPM
3000 RPM
Minimum RPM
636 RPM
Manufacturer
Roots
IO&M Manuals
Literature

Technical Details

ROOTS™ RAM™ Whispair 624
Model: Roots RAM WHISPAIR 624
Flow Range: to 3244 CFM
Max Δ Pressure: 10 psi
Max Δ Vacuum: 16″ Hg
Maximum RPM: 3000
Minimum RPM: 636
Max ΔT: 230˚F
Inlet Connection: 10″ FLG
Discharge Connection: 8″ FLG
Shaft Diameter: 2″
Drive End Lubrication: Oil
Gear End Lubrication: Oil
Required Oil for Horizontal Unit: 145 ounces
Required Oil for Vertical Unit: 83 ounces
Unit Weight: 910 pounds (413.6 kg)
Shipping Weight: 1037 pounds (353 kg)

RAM™ Whispair 624 Design & Construction Features

Low noise operation
Reduced operating power requirements
Improved volumetric efficiency
Reduced operating temperatures
Alloy steel timing gears
Cylindrical roller bearings
Piston ring air seals
Lip-type hydrodynamic drive shaft seal
Splash oil lubrication system
Horizontal and vertical configurations available
Rugged repositionable steel mounting feet
Die-cast aluminum drive and gear covers
Engineered for continuous-duty industrial airflow systems

Warranty Information

The ROOTS™ RAM™ Whispair 624 Rotary Positive Displacement Blower is backed by a 24-month warranty from the date of original unit start-up, or 30 months from the date of original shipment — whichever occurs first.