Features: Pro370XL Series P372xle51 w/ w/ QuickTree Technology: Factory pre-assembled for easy installation 21" x 30" (41-Gallon) Polyethylene Basin w/ Molded 4" Inlet 16-Bolt Cover - ***IAPMO Listed - Will Pass 10' Stack Test*** Integrally molded anti-flotation collar and torque stops (pump) 1/2 HP Cast Iron Sewage Pump (LE51): A workhorse for residential and light commercial sewage apps. QuickTree Technology and Separate Access Cover w/ Rubber Seals Allows easy removal of floats without pulling the pump Unique integrated cord seal technology in cover Piggyback Tether Float Switch: Provides reliable automatic operation and allows for longer cycles Epoxy Powder Coated Cast Iron Construction and SS/Brass Fasteners: Designed to provide years of reliable performance Engineered 2-Vane Semi-Open HYTREL Polymer Impeller: Corrosion-resistant design, passes spherical solids up to 2" Stainless Steel Rotor Shaft w/ Unitized Ceramic Carbon Seal: With permanently lubricated bearings for extended pump life 3-Year