Zoeller 105-0001 Laundry Pump Package Including M53 Sump Pump N/A Made in USA Automatic, float operated mechanical switch 115V/1 Ph, all drain pump series 1-1/2" NPT discharge 9 ft. UL listed 3-wire cord and plug 1550 RPM, 60 Hz on 50 series models Non-clogging vortex impeller