PB 380001 120V 2-Stage Vacuum Motor for Minuteman Power Boss Floor Cleaning Equipment. 120V 2-Stage by-pass design vacuum motor assembly. 5.7" diameter motor base. Reliable Ametek-Lamb brand vacuum motor carries a one year manufactruers warranty. Fits Minuteman Power Boss models. Please check your parts manual for the proper application. One vacuum motor required in most units. Priced Each. Replaces Minuteman Power Boss 380001. Our Part Number 380001