Wayne CDU1000 1 HP Submersible Sump Pump – 6,100 GPH, Cast Iron & Stainless Steel, USA Made, 5-Year Warranty

Powerful basement protection with the Wayne CDU1000

The Wayne CDU1000 1 HP Submersible Sump Pump is built to move water quickly and reliably from basements facing heavy rain, melting snow, or groundwater intrusion. Its heavy-duty cast iron construction combined with a corrosion-resistant stainless steel motor housing delivers strength and durability in challenging sump pits, ensuring steady performance when you need it most.

Key features include an integrated vertical float switch for automatic operation in tight sump pits and a top suction design that helps prevent air locks and reduces debris-induced clogs, eliminating the need for a weep hole during installation. This thoughtful design supports easier setup and ongoing reliability in busy basement spaces.

What makes it practical

• High-Performance 1 HP Motor: Pumps up to 6,100 gallons per hour to help protect basements during heavy storms and rapid groundwater rise
• Durable Cast Iron & Stainless Steel Construction: Rugged housing with corrosion resistance for long-term use
• Integrated Vertical Float Switch: Space-saving, automatic on/off operation in narrow pits

Designed for reliability, the CDU1000 features a 1-1/2” NPT discharge that meets common building codes and fits standard piping. It is assembled in the USA and backed by a 5-year warranty, offering confidence for ongoing drainage needs and quiet operation in living spaces.

Performance in real-world scenarios

Whether facing a sudden downpour, seasonal snowmelt, or rising groundwater, this pump is built to respond promptly. The combination of robust materials and top suction design helps keep water moving efficiently, reducing the risk of backflow or stagnation in the sump pit and supporting faster cleanup after wet conditions.

Installation and care tips

• Ensure your sump pit is 11 inches in diameter or larger for optimal fit
• Install indoors in accordance with local codes; keep the discharge line clear and securely routed
• Regularly inspect the float switch and housing for debris and corrosion

Note: Performance can vary with pit size and layout. The description emphasizes capabilities and typical outcomes rather than guarantees, helping shoppers set realistic expectations about basement drainage improvements.

For a durable, quiet, and capable sump solution, the CDU1000 combines power, protection, and practicality in a single unit that’s assembled in the USA with a 5-year warranty.