The Yamada NDP-40 Series is a 1½" air-operated double diaphragm (AODD) pump designed for efficient, high-flow transfer of a wide range of industrial fluids. Delivering a maximum flow rate of up to 400 litres per minute, the NDP-40 is engineered for reliability, versatility, and long service life in challenging operating environments.
Available in multiple material options—including aluminium, stainless steel, polypropylene, and PVDF—this series offers exceptional chemical compatibility for handling everything from water and slurries to corrosive or abrasive media. The bolted body design ensures secure, leak-free performance, while Yamada’s non-lubricated air valve system provides smooth, stall-free operation and reduced maintenance costs.
The NDP-40 is ideal for use in industries such as chemical processing, wastewater treatment, surface coating, and general manufacturing where fluid versatility, durability, and safety are critical.
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Handle aggressive fluids with confidence—Yamada NDP-40BF offers superior chemical resistance, performance, and reliability.
Engineered for durability—Yamada NDP-40BS delivers high flow rates and corrosion resistance in tough industrial environments.