Sulzer Pumps

Sulzer is a Swiss industrial engineering company headquartered in Winterthur, Switzerland, with a history dating back to 1834. The company designs and manufactures a comprehensive range of fluid engineering equipment for municipal and industrial water and wastewater treatment. Their water portfolio centers on three core product families: the ABS XFP submersible sewage pump series (available in sizes 80–800 mm, flows up to 2,400 l/s, heads to 80 m, and power from 1.3–550 kW), which features ContraBlock Evo and ContraBlock Plus impellers with Pulse-Out technology designed to handle ragging and fibrous waste; the ABS OKI submersible aerator mixer (5–37 kW power range, oxygen transfer rates up to 410 kg O₂/h, installation depths to 12 m), which operates as both an aerator and mixer in biological treatment basins; and the HST turbocompressor line (models HST 10 through HST 40, air flows from 1,000–16,000 Nm³/h), which uses magnetic bearing technology for oil-free, low-vibration compressed air delivery. Sulzer also produces the Muffin Monster and Channel Monster sewage grinders, SALOMIX agitators, Nordic Water screening and filtration systems, and the OWATEC modular containerized treatment platform. The company operates globally with service centers for rotating equipment maintenance.