DF Direct Flo Diaphragm Pumps

The fluid pushes through the center of the pump rather than the outside. An improved diaphragm and ball seat design provides a faster and stronger suction lift. Ideal for standard applications. Wide range of sizes available. Improved ball valve guides design. In-line servicing is easy, quick, and cost-saving. Reach higher flow rates up to 66 gallons/minute. DF30 Series: Against 3/8" pumps, has 28% more flow, is 32% smaller, and has 1/2" fluid and 3/8" air connections. DF50 Series: Against 1/2" pumps, it has equivalent flow, is 70% smaller, and has 1/2" fluid and 3/8" air connections. DF100 series: Against 3/4" pumps, has 24% more flow, is 58% smaller, and has 1" fluid and 3/8" air connections

  • Extremely reliable, long service intervals
  • Easy, fast service & maintenance
  • Increased pump performance
  • Reduced pulsations
  • Reduced air consumption
  • Reduced noise level
  • Compact design
Stock Description Catalog Pg. Price
3/8" DF30 Direct Flo 10 gpm Pump with Conductive Kynar® Body and PTFE Diaphragm
98155
$1,098.79/Each
Save 5%2+$1043.85/Each
Save 10%4+$988.91/Each
Save 15%12+$933.97/Each
Internet Only
$1,098.79/Each
3/8" DF30 Direct Flo 10 gpm Pump with Polypropylene Body and PTFE Diaphragm
98156
$669.67/Each
Save 5%2+$636.18/Each
Save 10%4+$602.70/Each
Save 15%12+$569.22/Each
Internet Only
$669.67/Each
3/8" DF30 Direct Flo 10 gpm Pump with Polypropylene Body and Santoprene
98157
$507.70/Each
Save 5%2+$482.31/Each
Save 10%4+$456.93/Each
Save 15%12+$431.54/Each
Internet Only
$507.70/Each
1/2" DF50 Direct Flo 14 gpm Pump with Conductive Acetal Body and PTFE Diaphragm
98158
$1,001.80/Each
Save 5%2+$951.71/Each
Save 10%4+$901.62/Each
Save 15%12+$851.53/Each
Internet Only
$1,001.80/Each
1/2" DF50 Direct Flo 14 gpm Pump with Conductive Aluminum Body and PTFE Diaphragm
98159
$954.37/Each
Save 5%2+$906.65/Each
Save 10%4+$858.93/Each
Save 15%12+$811.21/Each
Internet Only
$954.37/Each
1/2" DF50 Direct Flo 14 gpm Pump with Polypropylene Body and Santoprene Diaphragm
98160
$589.89/Each
Save 5%2+$560.39/Each
Save 10%4+$530.90/Each
Save 15%12+$501.40/Each
Internet Only
$589.89/Each
1/2" DF50 Direct Flo 14 gpm Pump with Polypropylene Body and PTFE Diaphragm
98161
$775.09/Each
Save 5%2+$736.33/Each
Save 10%4+$697.58/Each
Save 15%12+$658.82/Each
Internet Only
$775.09/Each
1/2" DF50 Direct Flo 14 gpm Pump with Conductive Kynar® Body and PTFE Diaphragm
98162
$1,287.15/Each
Save 5%2+$1222.79/Each
Save 10%4+$1158.43/Each
Save 15%12+$1094.07/Each
Internet Only
$1,287.15/Each
3/4" DF100 Direct Flo 28 gpm Pump with Polypropylene Body and Santoprene Diaphragm
98163
$1,073.67/Each
Save 5%2+$1019.98/Each
Save 10%4+$966.30/Each
Save 15%12+$912.62/Each
Internet Only
$1,073.67/Each
3/4" DF100 Direct Flo 28 gpm Pump with Polypropylene Body and PTFE Diaphragm
98164
$1,192.95/Each
Save 5%2+$1133.30/Each
Save 10%4+$1073.65/Each
Save 15%12+$1014.00/Each
Internet Only
$1,192.95/Each
3/4" DF100 Direct Flo 28 gpm Pump with Conductive Kynar® Body and PTFE Diaphragm
98165
$2,159.89/Each
Save 5%2+$2051.89/Each
Save 10%4+$1943.90/Each
Save 15%12+$1835.90/Each
Internet Only
$2,159.89/Each

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