Sta-Rite HPS10F-01MS1 Booster Pump The HP/HPS Booster Pumps are the most durable booster pump available. The proven SignaSeal™ floating impeller design minimizes thrust loads allowing for continuous operation without damage to motor bearings, mechanical seal or pump hydraulic components. Applications: Car wash Filtration and reverse osmosis Residential, commercial or agricultural pressure washing Booster and spray systems HVAC General purpose pumping Specifications: Max. Inlet Pressure: 80 PSI Max. Working Pressure: 315 PSI Max. Suction Lift: 15 feet Maximum Limits: Prolonged use with liquids above 140°F is not recommended. Discharge: HP Series: cast iron HPS Series: stainless steel Motor Adapter and Base: HP Series: cast iron HPS Series: stainless steel Shell: Stainless steel 304 grade Impeller: Acetal Diffuser: Polycarbonate Shaft: Stainless steel 304 grade O-Rings: Buna-N Mechanical Seal: Carbon/ceramic, Buna-N Features: SignaSeal Staging System: The proven SignaSeal staging system utilizes a ceramic wear surface that, when incorporated with Sta-Rite’s “true” independent floating impellers, dominates with 1st-in-class performance, superior sand handling and thrust management staging system. Acetal Impellers: Precision-molded for perfect balance…ultra-smooth for highest performance and efficiency. Precision-Molded Diffusers: Superior performance with high resistance to corrosion and abrasion. 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: Shielded, 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. Dustproof Cover: All electrical components are protected from dirt, dust and insects by a dustproof canopy; ventilating air cannot contaminate. TEFC Models available. Contact Customer Service.