Wilden and Almatec Diaphragm Pumps

To learn more about Wilden and Almatec pumps, read Pumps Hit Their Prime, as published in Pharmaceutical Manufacturing.

These pumps operate using only compressed air, which is fed through a shifting mechanism that flexes two opposing diaphragms in their respective pumping chambers.  Check valves keep the fluid moving in a forward direction in both chambers.

Wilden Pumps

  • Specifically designed for sanitary process applications
  • Straight flow-through design
  • Large solids clearance
  • Shear sensitive operation
  • Tri-Clamp fittings standard
  • Models with FDA, USDA, 3A, EHEDGE & ATEX certification


Almatec Pumps

  • Reliable, leak-free and quiet
  • Validated and certified
  • Conductive plastic available
  • No diaphragm piston plates
  • Able to run dry or deadhead
  • Intrinsically safe
  • Ideal for chemical batching and dosing
Wilden Saniflo and Almatec pumps
Almatec A Series