The Grundfos 99539561 NKE 65-125/130 S2A1F2A-E-S-BQQE is a genuine Grundfos single-stage, speed-regulated end-suction centrifugal pump. Featuring an integrated Variable Frequency Drive (VFD), this pump delivers efficient and precise flow control. It is powered by a 0.75 kW, 3x380-500V, 4-pole motor, operating at 50/60 Hz. The pump housing is constructed from robust cast iron (EN-GJL-250), while the impeller and shaft are made from durable stainless steel (DIN W.-Nr. 1.4301, AISI 304). Designed for a wide liquid temperature range of -25 °C to +120 °C and a maximum operating pressure of 16 bar, it is suitable for various industrial and commercial applications. The pump features a DN 65 / PN 16 pipe connection and a BQQE shaft seal.