SANDPIPER® Air-Operated Diaphragm Pump

These pumps are sealless, self-priming and can run dry without damage. Because they are air-powered, flow is infinitely adjustable to the capacity of the pump. Gentle pumping action will not degrade shear-sensitive materials, products or produce any heat.

  • Adjustable flow
  • In-line serviceable
  • Handles abrasive & viscous liquids
  • 4, 15 & 25 GPM have a 1/4" FPT air connection & the 45 GPM has a 1/2" FPT air connection
  • Maximum viscosity: 2,200 centipoise
  • Air pressure required at inlet 20 to 100 psi
  • Maximum head: 230' of water
  • All pumps have encapsulated muffler
  • Can be plumbed with rigid pipe or flexible tubing
  • Does not meet FDA, USDA or NSF standards
Stock Description Catalog Pg. Price
4 GPM Sandpiper® Polypropylene Pump with Santoprene® Diaphragm
98114
4 GPM Sandpiper® Polypropylene Pump with Santoprene® Diaphragm
$537.87​/Each
Save 5%2+$510.97/Each
Save 10%4+$484.08/Each
Save 15%12+$457.19/Each
P-452
$537.87​/Each
Drop Ship
4 GPM Sandpiper® Polypropylene Pump with PTFE Diaphragm
98119
4 GPM Sandpiper® Polypropylene Pump with PTFE Diaphragm
$771.54​/Each
Save 5%2+$732.96/Each
Save 10%4+$694.38/Each
Save 15%12+$655.80/Each
P-452
$771.54​/Each
Drop Ship
4 GPM Sandpiper® Kynar® Pump with PTFE Diaphragm
98120
4 GPM Sandpiper® Kynar® Pump with PTFE Diaphragm
$1,037.08​/Each
Save 5%2+$985.22/Each
Save 10%4+$933.37/Each
Save 15%12+$881.51/Each
P-452
$1,037.08​/Each
Drop Ship
15 GPM Sandpiper® Polypropylene Pump with Santoprene® Diaphragm
98121
15 GPM Sandpiper® Polypropylene Pump with Santoprene® Diaphragm
$1,197.28​/Each
Save 5%2+$1137.41/Each
Save 10%4+$1077.55/Each
Save 15%12+$1017.68/Each
P-452
$1,197.28​/Each
Drop Ship
15 GPM Sandpiper® Polypropylene Pump with PTFE Diaphragm
98122
15 GPM Sandpiper® Polypropylene Pump with PTFE Diaphragm
$1,317.10​/Each
Save 5%2+$1251.24/Each
Save 10%4+$1185.39/Each
Save 15%12+$1119.53/Each
P-452
$1,317.10​/Each
Drop Ship
25 GPM Sandpiper® Polypropylene Pump with Santoprene® Diaphragm
98126
25 GPM Sandpiper® Polypropylene Pump with Santoprene® Diaphragm
$1,212.67​/Each
Save 5%2+$1152.03/Each
Save 10%4+$1091.40/Each
Save 15%12+$1030.77/Each
P-452
$1,212.67​/Each
Drop Ship
25 GPM Sandpiper® Polypropylene Pump with PTFE Diaphragm
98127
25 GPM Sandpiper® Polypropylene Pump with PTFE Diaphragm
$1,474.01​/Each
Save 5%2+$1400.31/Each
Save 10%4+$1326.60/Each
Save 15%12+$1252.90/Each
P-452
$1,474.01​/Each
Drop Ship

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