• Oil-filled motor and cast iron motor housing for optimal heat dissipation which prevents the pump from overheating
• Nonautomatic pump with piggyback variable level float switch which allows you to adjust the on / off level for optimal runtime
• Corrosion resistant engineered plastic vortex impeller to allow free passage of 2'' spherical solids which prevents clogging and increases reliability

The 1 HP Model BN140 nonautomatic Effluent Pump with a piggyback variable level float switch is designed to remove grey water from septic system applications. This corrosion resistant pump will provide the dependability expected from a Zoeller pump. Backed by a 1-year warranty, every pump is submerged in water and tested to its published performance curve, ensuring it meets your expectations and delivers peace of mind right-out-of-the-box.