Product Description

Flow Range: to 2950 CFM
Max Δ Pressure: 10 psi
Max Δ Vacuum: 16″ Hg
Maximum RPM: 4000
Minimum RPM: 850
Max ΔT: 240˚F
Inlet Connection: 8″ FLG
Discharge Connection: 6″ FLG
Shaft Dia.: 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: 500 pounds (227.3 kg)
Shipping Container: Skid

Plugged Impellers
In certain applications, such as pneumatic conveying, plugged impellers may be needed to keep material from building up in the rotor and creating an imbalance. RAM, RCS, and RAS units can be supplied with plugged impellers with additional cost and lead time. Contact us to discuss your application with one of our professional application engineers.

418 ROOTS™ RAM™ WHISPAIR™ Rotary Positive Blower

BOM Number: 81975020, 82197020 SKU: N/A Category:


  • Meets Build America Buy America Act requirements
Shipping Weight: 520 lbs
Shipping Dimensions: 42 × 29 × 23 in
Max Flow:


Max Pressure:

10 psi

Max Vacuum:

16" Hg

Max Speed:

4000 RPM