This product has been discontinued. For information on service or replacement models, please see below.
Product Description

In 2021 the TRI-RAM models were redesigned. You can find information about the current model here: Roots 621 TRI-RAM


Flow Range: to 2688 CFM
Max Δ Pressure: 12 psi
Max Δ Vacuum: 16″ Hg
Maximum RPM: 3560
Minimum RPM: 640
Max ΔT: 230˚F
Connection: Rectangular or 10″ Flange
Shaft Dia.: 50mm
Drive End Lubrication: Oil
Gear End Lubrication: Oil
Weight: 996 lbs

Optional detachable rugged steel mounting feet and adapters for inlet and discharge. If ordering a new unit, feet and adapters are typically needed. Replacement units are ordered without feet or adapters when the feet and adapters are already installed in the system.

The Tri-RAM 621 is a replacement unit for the discontinued RAMX 500