The PU Series pumps are versatile and suitable for residential, commercial, and industrial sewage and site drainage. These submersible pumps feature semi-vortex-type impellers to handle solids and stringy materials. They're corrosion-resistant and available in Automatic (A) and Auto-Alternating (W) versions across all sizes. They feature a watertight cable entrance with an anti-wicking block, permanently lubricated sealed ball bearings rated B-10 60,000 hours, and built-in motor protection.