Product Description

ROOTS RCS Frame 824
Each Roots RCS rotary lobe blower is a heavy duty unit that is center-timed for rotation in either direction. Detachable rugged steel mounting feet allow adaptability to either vertical or horizontal installation requirements.* The top shaft is extended for drive on side outlet blowers, and either shaft can be extended for drive on top or bottom outlet rotary lobe blowers.

Flow Range: to 4460 CFM
Max Δ Pressure: 15 psi
Max Δ Vacuum: 16″ Hg
Maximum RPM: 2250
Minimum RPM: 477
Max ΔT: 230˚F (260˚F with Oil Cooler)
Connection: 12″ Flange
Shaft Dia.: 2.75″
Drive End Lubrication: Oil
Gear End Lubrication: Oil
Required Oil for Horizontal Unit: 4.8 pints Gear End
Required Oil for Horizontal Unit: 8 ounces Drive End
Required Oil for Vertical Unit: 2.06 pints Gear End
Required Oil for Vertical Unit: 8 ounces Drive End
Unit Weight: 1330 pounds (604.5 kg)
Shipping Container: Skid

*Changing the configuration of this blower does require additional work including removing the drive cover, removing the existing spring pins, rotating and repositioning the drive cover and aligning it with the shaft, and drilling new holes for the spring pins.  Repositioning of plumbing may also be required.

ROOTS BOM# 66748110 Top Drive, Center Timed

For more information about Rotary Lobe Blower equipment:
View all of our RCS Rotary Blowers
View our selection of Roots RCS blower parts

824 RCS Rotary Lobe Blower

BOM Number: 70711110, 66748110 SKU: N/A Category:


This model is currently experiencing long lead times from the factory. Please contact us if you need to confirm inventory prior to ordering.
Shipping Weight: 1500 lbs
Shipping Dimensions: 54 × 32 × 37 in
Max Flow:


Max Pressure:

15 psi

Max Vacuum:

16" Hg

Max Speed:

2250 RPM


Howden Roots