ZOELLER, 1/2 (Primary)/1/3 (Secondary) HP, Cast Iron (Primary), Sump/Battery Back-Up System - 49DE64|508-0011 - Grainger
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Basement Sentry 12-Volt Thermoplastic Battery-powered Sump Pump in the Water Pumps department at Lowes.com
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Basement Watchdog 1/3-HP 115-Volt Plastic Battery-powered Sump Pump in the Water Pumps department at Lowes.com
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