FTI Air FT15S Stainless Steel Pumps 1-1/2-Inch

FTI Air FT15S air-operated double diaphragm (AODD) stainless steel pumps from Finish Thompson are the pump of choice for sanitary processing in food, beverage, pharmaceutical and other industries. This submersible, self-priming pump works in flooded suction, suction lift above the liquid and submerged in the liquid and can handle particles to nearly 0.38″ in size. Runs dry with no trouble at all.

This latest, high performance pump from FTI features 1.5-inch x 1.5-inch suction and discharge with 1.5-inch NPT threaded center ported connections, an aluminum air valve and center section and a choice of diaphragm materials to suit nearly any fluid. The FT15S features a durable, stall-free air valve designed to eliminate the need for a separate pilot valve.

  • Pumps up to 133 GPM
  • Superior chemical resistance
  • Heavy-duty, high impact strength to thrive in industrial environments
  • Comes with five-year warranty

FTI Stainless Steel Pumps by Finish Thompson

The new FTI Air line of air pumps marks the pinnacle of innovation from the renowned pump manufacturer Finish Thompson. These air pumps are designed for reliable, long-term operation with very few parts for low maintenance plus affordable pricing to bring the benefits of air diaphragm pumps to small business.

FT15 metal pump models match mounting, suction/discharge and air inlet dimensions for Wilden P420 metal pumps.


Description: The FT15ZS is a one and a half-inch, stainless steel pump for heavy-duty and sanitary pumping and processing. Select from nine diaphragm types for every type of fluid, call or chat for free guidance.
Notes: Call for optional ANSI/DIN/ISO flange or BSP threaded center port location and/or in horizontal position.
Lead Time: 3-4 business days to ship if not in stock in CT. For emergencies and expedite options, please call us at 203-740-1877!

Choose by Model Number

Or Choose By Specifications

  • Available
  • Selected
  • Unavailable with Selected


Specifications Buna-N diaphragms EPDM diaphragms FKM diaphragms Hytrel diaphragms neoprene diaphragms Polyurethane diaphragms PTFE with Neoprene backup diaphragms PTFE with Santoprene backup diaphragms Santoprene diaphragms
Clear selection
Clear selection
Reset Selections