Duplex Vortex System HP 1 Number of Pumps 2 Rated Voltage 240V Hz 60 Hz Phase - Pumps 1 Switch Actuation Pressure Switch/Circuit Board Off Point 43 ft Basin Material Plastic Flow Rate @ 10 ft of Head 195 gpm Max Diameter Solids 2 in Cord Length 98 in Max Head 36 ft Basin Capacity 31.7 gal Basin Height 29 5/8 in Vent Size 2 1/2 in Alarm Included Yes Alarm Application Indoor Agency Compliance CA- Macerating Standard CSA B45.9 CSA Certified - ASME A112.3.4