![Wilden Air Operated Pumps](http://pumpsandgearboxesdirect.com/cdn/shop/files/a.025b-pro-flo_clamped_plastic_wilden_f10285f4-1cec-4493-b03d-e66930a8c94a.png?v=1694510961&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.