STA-RITE Pumps FN Series Shallow Well Jet Pump provides strong performance with good pressure for wells to 25 ft. deep. Pump features Quality Construction: Close-grained castiron body and base, specially treated for corrosion resistance. Drain port provided for easy winterizing. Built-in Jet: High-strength polycarbonate nozzle and venturi for maximum resistance to corrosion and abrasion. Cleanout plug provided for ease of service. Noryl Impeller: Precision-molded for perfect balance…ultra-smooth for highest performance and efficiency. Precision-Molded Diffuser: Pump primes faster, handles more air, with multiport, precision-molded, reinforced polypropylene diffuser. Mechanical Shaft Seal: Precision lapped and highly polished carbon-ceramic, stainless steel construction. Internal design guarantees continuous water lubrication. Motor Windings: Superior insulation materials protect against excessive moisture and contaminants…assure prolonged motor life. Balanced Rotor: Diecast under high pressures for uniform performance and greater efficiency, dynamically balanced. Heavy-Duty Ball Bearings: Sealed, permanently lubricated bearings, extensively tested to ensure extended life and smooth, quiet operation. Pump and Motor Shaft: Stainless steel for maximum corrosion resistance; one-piece threaded shaft for positive impeller drive and alignment. Dustproof Cover: All electrical components are protected from dirt, dust and insects by a dustproof canopy; ventilating air cannot contaminate vital switching components. Pressure Switch: Adjustable cut-in and ordering information fixed differential (20 PSI).. Pumping applications include Water systems and sprinkling for homes, farms and cottages. This pump has a 1 year limited manufacturer warranty.