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ROOTS™ RAM™ WHISPAIR 412 Rotary Positive Displacement Blower

Model: RAM WHISPAIR 412

The ROOTS™ RAM WHISPAIR™ 412 blower is engineered for high-capacity industrial airflow applications requiring quieter performance, improved efficiency, and dependable continuous-duty operation. Part of the RAM™ WHISPAIR Rotary Positive Blowers 404J through 624J series, this blower delivers airflow up to 1199 CFM with operating pressures to 15 PSI and vacuum capability to 16″ Hg. Its advanced acoustic design, optimized airflow path, alloy steel timing gears, and splash oil lubrication system help reduce vibration, lower operating temperatures, and maintain long-term airflow stability.

Key Specifications
Max Flow
1199 CFM
Max Pressure
15 PSI
Max Vacuum
16″ Hg
Maximum RPM
4000 RPM
Minimum RPM
850 RPM
Manufacturer
Roots
IO&M Manuals
Literature

Technical Details

ROOTS™ RAM™ Whispair 412
Model: Roots RAM WHISPAIR 412
Flow Range: to 1199 CFM
Max Δ Pressure: 15 psi
Max Δ Vacuum: 16″ Hg
Maximum RPM: 4000
Minimum RPM: 850
Max ΔT: 240˚F
Inlet Connection: 6″ FLG
Discharge Connection: 5″ FLG
Shaft Diameter: 1.5″
Drive End Lubrication: Oil
Gear End Lubrication: Oil
Required Oil for Horizontal Unit: 55 ounces
Required Oil for Vertical Unit: 27 ounces
Unit Weight: 400 pounds (181.8 kg)

RAM™ Whispair 412 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
Designed for continuous-duty industrial applications

Warranty Information

The ROOTS™ RAM™ WHISPAIR 412 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.