Thompson Pumps Jacksonville

Self-Priming Cast Iron Trash Pumps Wet Prime (HT)

The economical and rugged heavy-duty trash pump provides an economical self-primer with simple low cost maintenance for flood control, dewatering and sewage bypass. Able to handle solids up to 3 inches the HT is available in sizes of 4 to 8 inches.


  • Economical quick start up wet prime/self-priming system with simple, low cost maintenance
  • Large solids handling up to 3 inches
  • Back pull-out design for easy maintenance and repairs
  • Heavy duty cast iron construction including
  • 2 or 3 vane ductile iron impellers available
  • Cast iron, rubber lined, abrasion resistant wear plate
  • Double bearing support
  • Suction port above the center line of impeller
  • Dry running abrasion resistant tungsten carbide mechanical seal with Viton elastomers
  • Can be equipped with diesel, electric of alternative fuel engines


  • Construction: Excavation or standby dewatering, pre-wet operations, filling water trucks
  • Municipal: Flood control and drainage, emergency response, sewage transfer and bypass operations
  • Industrial: Water supply for wells or canals, moving solids entrained and sediment laden mixtures, any positive suction applications


Click on each unit model in blue to view its spec sheet. Consult factory for other versions & options including site trailers, sound attenuation, etc.

Unit ModelSize (In.)Max Head (Ft.)Max Capacity (GPM)Max Solids (In.)