M267 Zoeller Automatic Cast Iron Series Submersible Pump with 25' Cord Automatic.Non-Clogging vortex impeller design.Engineered plastic impeller with metal inserts on models 266,267 & 268 (1 PH).267 features a 2" NPT discharge.Float operated, submersible (NEMA 6) 2-pole mechanical switch.Automatic reset thermal overload protection.Stainless steel screws, bolts, handle, guard, switch arm assembly.Corrosion resistant powder coated epoxy finish.Switch case, motor and pump housing, and base are of cast iron. BN and BE267 pumps available packaged with a Piggyback Variable Level Float Switch