Sethco Division is a leading manufacturer of corrosion resistant pumps and filtration systems for pumping, transferring and filtering a wide range of industrial corrosive liquids. Our products include drum pumps, magnetic......Sethco Division is a leading manufacturer of corrosion resistant pumps and filtration systems for pumping, transferring and filtering a wide range of industrial corrosive liquids. Our products include drum pumps, magnetic drive pumps, vertical and horizontal centrifugal pumps, sump pumps, cartridge and bag filter chambers, in-tank/out-of-tank filtering systems, carbon purification/filtration chambers and systems, and custom filter systems plus replacement filter bags, cartridges and media.