Tsurumi's 12-PN submersible pump is a reliable performer for handling raw sewage, wastewater, industrial and commercial sump pump applications. Designed with high-quality cast iron casing and semi-vortex impeller, this pump ensures maximum durability and efficiency. Ideal for handling water with sand and debris, the 12-PN is a versatile solution from Tsurumi's VANCS Series. Built with Durability in Mind: constructed with stainless-steel housing and a fiberglass reinforced plastic impeller, volute, and top cover to provide maximum corrosion resistance and durability Safe for Ecosystems: the white mineral oil used in the oil chamber creates a safe environment for a thriving and safe garden pond ecosystem High Performance: provides consistent and efficient water discharge for optimal performance. It features a dual mechanical seal with silicon carbide faces to prevent leakage and extend the pump life