The Grundfos NKE 50-200/171 S2-A1F2-A-E-S-BQQE 4P 1.1kW (Product Number 99539547) is a high-efficiency, speed-regulated end-suction pump with an integrated sensor, designed for a wide range of applications including water supply, industrial pressure boosting, industrial liquid transfer, and HVAC systems. Featuring a robust cast iron pump housing, stainless steel impeller and shaft, and a BQQE primary shaft seal, this pump ensures reliable performance. It is equipped with an IE5 efficiency class MGE112MB motor, operating at 3x380-500V with a rated power of 1.1 kW. The pump has an IP55 enclosure class and F insulation class, offering built-in motor protection. It is approved with CE, EAC, UKCA, WRAS, ACS, NSF61, ULC, RCM, WEEE, RoHS, KC, TRCU, and SEPRO certifications. With a rated flow of 36 m³/h and a rated head of 18.2 m, it is suitable for demanding fluid handling tasks.