ECO-FLO PRODUCTS INCORPORATED ECO-FLO Products ECD33V Cast Iron Sump Pump with Vertical Switch, 1/3 HP, 3,300 GPH. Product Description 1/3 hp submersible sump pump with 8′ power cord and 1-1/2 discharge; continuous duty, efficient 115V psc (permanent split capacitor) 5 Amp motor for lower carbon footprint. Pumps up to 3300 gph. Maximum head is 31 feet. ECO-FLO Products exceed the competition in flow and head performance. Test laboratory and ISO 9000 facility account for quality built pumps that are all CSA approved. The ECO-FLO commitment is to produce pumps for the long term at the best value. The ECO-FLO committment is to produce pumps for the long term at the best value. Submersible for quiet operation. Heavy duty cast iron construction for strength and durability. Non-clogging thermoplastic vortex impeller passes 1/2 solids. Vertical Switch; Operates in 11″ diameter x 24″ deep basins.