Evoqua United States - Canada - EN

Screw Pumps: Inspected, Repaired, and Replaced

See All Screw Pumps

Increase operating efficiency and reduce maintenance

  • is the minimum order quantity for this product. Please check quantity and add to cart again.
Request Proposal

Discontinued product

Increase operating efficiency and reduce maintenance

Discontinued product
Screw Pumps: Inspected, Repaired, and Replaced


Screw pumps from Evoqua are an excellent solution for lifting water, wastewater, and other liquids in a variety of municipal and industrial applications. Evoqua, through the Davco™ product line is a comprehensive resource for maintaining screw pumps with the ability to repair, inspect, and provide complete turnkey replacement. Our product and field service experts are ready to respond.

Service Overview

Services Offered

  • Factory rebuilds and replacements
  • On-site inspections
  • Extend the life of screw pumps
  • Performance optimization
  • Personnel training and maintenance guidelines
  • Complete turnkey services
  • Comprehensive OEM expertise

Internalift® Screw Pumps

  • 85% pumping efficiency 100% volumetric efficiency
  • Internally welded flights (eliminate loss from backflow)
  • Simple, low-cost controls
  • Pump operates at variable flows without losing efficiency
  • High flow applications
  • No grit removal or pre-screening
  • Variable flow at constant speed
  • High operating efficiency over large flow variations

Application Expertise

  • Raw sewage, RAS, final effluent, and intermediate process pumping
  • Lifting slurries, sludges, and other liquids containing suspended solids
  • Oil and other viscous liquids or wastes
  • Lifting past fish dams
  • Irrigation