Serving the wastewater industry since 2004, Keen Pump Company, Inc. is a manufacturer of Submersible Sewage pumps, Self-Primers, Chopper pumps, and Axial Flow pumps for the residential, industrial and municipal markets. Our product line follows a thirty (30) year proven design for the residential 1-HP Grinder pumps up through 7.5-HP, and 3” Non-Clogs from 1/2 - 2-HP, 4” - ...