Neptune Series 7000 Mechanical Diaphragm Pumps


The Neptune Series 7000 Mechanical Diaphragm Pumps are mechanically actuated diaphragm metering pumps designed for water, wastewater and process applications.


The mechanical design eliminates the use of contour plates on the liquid side of the diaphragm. The simple, straight-through valve and head design allows improved flow characteristics.

  • Superior performance when pumping chemicals such as sodium hypochlorite, which can off-gas
  • Suction lift exceeding 20 ft. on water-like chemicals
  • Easily handles viscosities in excess of 5000 cps
  • Maximum capacities range from 12 gph to 300 gph at 150 psi, depending on model
  • PVC, Kynar, and 316SS liquid ends available
  • Self-Priming

Applications Include

  • Self priming metering
  • Hypochloric acid
  • Caustic soda
  • Precision dosing

Interchangeable With

  • Prominent
  • LMI Milton Roy
  • Pulsafeeder


Neptune Series 7000 Mechanical Dia Pumps

Neptune Series 7000 Mechanical Dia Pumps


Talk to one of our Experts

Reach out to our team of Spraying, Pumping, Filtering, Valve, and Systems Specialists today. We know we can help you with any municipal or industrial application challenges.