The Grundfos 98947926, identified by configuration code W8PYRB, is a genuine NB 50-125/113 A-F2-A-BQQE end-suction pump. Designed for reliable performance in various applications including water supply, heating, air conditioning, district cooling, and general industrial use, this robust pump features a durable cast iron housing and impeller. It is equipped with a BQQE shaft seal (Silicon Carbide/Carbon/EPDM) for enhanced longevity. Operating at 2900 rpm, it delivers a rated flow of 27.8 m³/h and a rated head of 10.9 meters. This pump is suitable for liquids with temperatures ranging from -25°C to 120°C and can withstand a maximum operating pressure of 16 bar, featuring a DN 50 pipe connection according to EN 1092-2 flange standard.