LAMB 119921 Electric Ametek 2 Stage Vacuum Motor, 240V Two stage - 240 volts - self cleaning fan system - tangential bypass Watts: 1846 air watts: 634 sealed vacuum: 137.7 I max airflow: 123.7 cfm Two motors: Watts: 13632 air watts: 1268 sealed vac: 137.1 in, max airflow: 229 cfm