Built from rugged materials, to be able to handle the toughest sump pump environments, the SI-50V is one of the Basement Watchdog Professional line of heavy-duty sump/effluent pumps. Made with heavy-duty, all cast iron housing, stainless steel hardware, carbon ceramic shaft seal, dual ball bearings, and energy efficient permanent split capacitor (PSC) motor, the SI series pumps are designed for the toughest sump and effluent pump environments. Engineered to last longer, the SI-50V delivers the sure performance you need and more energy efficiency—saving you money in the long run. This 1/2 HP sump/effluent pump handles up to 4300 GPH and will pass 1/2” solids. Only pulling 6 amps, with unparalleled capacity, it keeps your sump pit empty while costing less to operate. The dependable construction also provides quiet operation and extended life with a 3-year limited warranty – for quality you can trust.
Pumps 3600 GPH at 10 ft. lift, emptying the sump pit quickly (4300 GPH at 0 ft. lift)
0.5 HP, 6.0-Amp permanent split-capacitor motor provides optimal GPH output
Upper and lower ball bearings increase efficiency
Cast-iron construction provides durability for long-lasting use
Includes 10 ft. power cord for easy installation
Stainless steel fasteners will not corrode
Includes adjustable vertical float switch
3-Year limited warranty