Product Description

ROOTS™ RAM™ Frame 406
Flow Range: to 601 CFM
Max Δ Pressure: 18 psi
Max Δ Vacuum: 16″ Hg
Maximum RPM: 4000
Minimum RPM: 850
Max ΔT: 240˚F
Connection: 4″ FPT
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: 230 pounds (104.5 kg)
Shipping Container: Skid

ROOTS BOM# 82148020, 821480LB,821480LT,821480RB,821480RT,821480TL,821480TR

ROOTS™ RAM™ Frame 406 Rotary Positive Blower

BOM Number: 82148020 (LB-LT-RB-RT-TL-TR), 82199020(BL-BR) SKU: N/A Category:


Although this is normally a stocked item, this model is currently experiencing long lead times from the factory. Please contact us if you need to confirm inventory prior to ordering.
  • Meets Build America Buy America Act requirements
Shipping Weight: 280 lbs
Shipping Dimensions: 32 × 29 × 23 in

Howden Roots

Max Flow:


Max Pressure:

18 psi

Max Vacuum:

16" Hg

Max Speed:

4000 RPM