used
Roots Model 412 RAM-J rotary lobe blowers. 30HP, 230/460 volt, 1760 rpm motors. Part# 819760TL. Serial# 0710956598. Max Flow: 1199 CFM Max Pressure: 15 psi. Max Vacuum: 16"³ Hg. Shipping dims 7' lgth. x 3' wide x 7'6" ht.
