Zoeller® Backup Sump Pump, Automatic, Series: Basement Sentry® 507, 23 gpm, 17-1/2 ft Maximum Head, 12 VDC, 10 A, 60 Hz, Domestic
Extra protection when the primary AC pump fails due to power outages in storms, brownouts, wiring or electrical problems, when the primary pump fails due to damage, mechanical malfunction or obstructions in the pit, or when the primary pump fails to keep up with excessive water due to rain or overloading. No other system offers the reliability and protection provided by the Basement Sentry®.