![Wilden Air Operated Pumps](http://pumpsandgearboxesdirect.com/cdn/shop/products/p1-pro-flo-5-clamped-plastic_wilden_c1183081-a66b-43ef-a044-9d5af8dcaa23.png?v=1694518065&width=1445)
Wilden's legendary Original Series pumps were designed for demanding utilitarian type applications that require a robust design. Original Series pumps ensure reliability without sacrificing ease of maintenance. Wilden's plastic Original Series lends itself to various processes and waste applications. Wilden also offers a multitude of elastomer options, including Teflon PTFE, to meet your abrasion, temperature, and chemical compatibility concerns.