Electric Diaphragm Pumps

Triplex Series High Pressure Pump

Flow rates from 5.3 liters/min (1.4 US gallons/min)
Pressure switch control capable of pressures up to 10.5bar (150psi)

Model No.: R3811 Series

  • Constructed from a selection of materials suitable for handling a broad range of chemicals. Innovative bypass design
  • Self priming up to 8 ft (2.4m).
  • Sealed motor.
  • Can run dry for extended periods of time without damage.
  • Coinjected molded diaphragm technology.
  • Consistent pressure over time


Flojet Triplex pumps are designed to be the most versatile pumps on the market today. They are the ideal solution for applications including spraying, misting, filtration, cooling, dispensing and pressure boosting.


Installation/Operation Manuals