Buy factory-direct and save! Sump Pumps Direct is your online 92250 Superior Pump 92250 - 1/4 HP Thermoplastic Submersible Sump Pump w/ Tether Float Switch superstore. We carry a wide selection of battery backup sump pumps, combination sump pumps, primary sump pumps, submersible sump pumps, basement sump pumps and sump pump accessories from Basement Watchdog, Peak Flow, Red Lion, StormPro, Wayne and Zoeller.