The ATEX-rated Griswold 811 Series centrifugal pumps are suitable for transferring various dangerous chemicals. They have open impeller and seal chambers, which facilitate corrosive and erosive substance transport, heat regulation and routine maintenance. The power frames and rigid base plates can minimize the effects of work forces and shaft deflection, improving cooling and simplifying the installation and maintenance process.

The 811 Series Pumps are ready-to-ship and interchange with a variety of ANSI pump models and brands, without piping, baseplate or coupling changes. The pumps can meet many fluid-processing flow rate up to 4,000 gpm, operating in temperatures as high as 500