The Grundfos C948YA, also identified by product number 98973517, is a genuine NK 100-315/279 A2F2AE-SBQQE single-stage centrifugal pump. This standard foundation pump is engineered for diverse applications including water supply, industrial pressure boosting, industrial liquid transfer, and HVAC heating and cooling systems. It features a robust construction with a cast iron pump housing and impeller, complemented by a durable stainless steel shaft. Operating at 1470 rpm, it delivers a rated flow of 100 m³/h and a rated head of 20.8 m. The pump is designed to handle liquid temperatures ranging from -25°C to 120°C and withstands a maximum operating pressure of 16 bar. It is equipped with a DN 100 pipe connection with a PN 16 pressure rating and an impeller diameter of 279 mm.