... water supply companies,paper, etc DescriptionWQ series submersible sewage pump is a new energy-saving product ... level.For single-stage pumps, vertical, axial inhalation, electrical and mechanical integration, pumps and electric coaxial, ... . Widely used in municipal construction, environmental protection, sewage treatment, overpasses, water supply companies, power plants, ... (m): 7-52 WQ series sewage pumps