Power rating: 2 HP (high power for medium-to-heavy duty pumping)
Impeller type: Usually vortex or grinder type to pass or break down solids
Solid handling capacity: Can handle solids typically up to 50 mm (depending on model)
Material: Cast iron or stainless steel for durability and corrosion resistance
Operation: Submersible (works while fully submerged in sewage)
Discharge size: Usually 2 to 3 inches