Includes Zoeller’s 9-foot cord and LED plug so you can verify power at a glance, helping ensure your pump is always ready to protect your basement Oil-filled motor with cast iron housing offers superior heat dissipation, preventing overheating and increasing pump longevity Automatic operation with a built-in snap action float switch allows easy installation and consistent performance without manual control Non-clogging vortex impeller made from corrosion-resistant plastic passes solids easily, reducing maintenance and downtime Stainless steel hardware, float guard, and switch arm resist rust and corrosion, ensuring dependable use in harsh conditions The Zoeller 53-0001 Flow-Mate M53 is the industry’s trusted high-performance sump pump, engineered to move large volumes of water quickly and reliably. Designed for basement sump applications, this 3/10 HP automatic pump features a cast iron motor housing, an oil-filled motor for optimal cooling, and a vortex impeller that easily handles solids—minimizing clogs and keeping water moving efficiently. The built-in snap action float switch ensures seamless automatic operation without complicated setup. For added peace of mind, the LED power plug lets you check for power at a glance. All hardware, including the float guard and switch arm, is made of non-corrodible stainless steel, while the epoxy-coated finish resists wear in harsh environments. Every Zoeller M53 pump is factory-tested in water before shipping to guarantee top-tier performance out of the box. Backed by a 3-year limited warranty, the Mighty-Mate M53 delivers long-lasting, no-nonsense protection when you need it most.