Air Operated Diaphragm Pumps

¼” to 3” Liquid Port

Our superior quality YAMADA diaphragm pumps are available in one of the largest size ranges on the market, in numerous shell end elastomer materials. Yamada’s patented non-lubricated air valve enjoys a superior reputation throughout industry for reliability and stall resistance.

Yamada can handle your toughest pumping applications.  Ask about a free trial pump.

Features include:

  • Bolted construction for leak-free operation and simple maintenance
  • Easy access air valve can be removed for cleaning or inspection without removing the pump.
  • Standardized air valve reduces spares – two air valves service pumps from ¾” to 3”