Air-Operated Double Diaphragm Pump

The simple design and operation of these pumps offer many advantages over other types of pumps. Excellent for car wash chemicals, wash solutions, dispensing of pigments, inks, paints, additives, and sanitizers.

  • Polypropylene body
  • Various mounting positions
  • 3/8" FNPT inlet & outlet
  • Air inlet is 1/4" NPT
  • Wet suction lift is 20' & dry suction is 16.5'
  • Maximum pressure: 100 psi
  • Flows up to 5 GPM
  • Able to dry prime under most suction lift & flooded suction conditions
  • Similar envelope dimensions to a standard 1/4" pump, but almost double the flow rate
  • Ideal for OEM applications
Stock Description Catalog Pg. Price
Diaphragm Air Pump w/Santoprene™
98089
$306.27​/Each
Save 5%2+$290.95/Each
Save 10%4+$275.64/Each
Save 15%12+$260.33/Each
P-478
$306.27​/Each
Diaphragm Air Pump w/PTFE
98090
$440.92​/Each
Save 5%2+$418.87/Each
Save 10%4+$396.82/Each
Save 15%12+$374.78/Each
P-478
$440.92​/Each

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