Grundfos

Grundfos 91836399 DMH 255 Hydraulic Piston Diaphragm Metering Dosing Pump, 128 gph Flow Rate, 3/4 in FNPT Inlet x 1-1/4 in ANSI Flange Outlet

GRUNDFOS_PLB_Q2_2019_00673 MFG #: 91836399
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Grundfos 91836399 DMH 255 Hydraulic Piston Diaphragm Metering Dosing Pump, 128 gph Flow Rate, 3/4 in FNPT Inlet x 1-1/4 in ANSI Flange Outlet
  • Enclosure Type: IP55/IP65F
  • Flow Rate: 128 gph
  • Inlet Size: 3/4 in FNPT
  • Manufacturer Name: Grundfos
  • Maximum Pressure: 145 psi
  • Outlet Size: 1-1/4 in ANSI Flange
  • Power Rating: 0.55 kW
  • Series: DMH 255
  • Type: Hydraulic Piston Diaphragm
  • Viscosity: 5 mPa-s
The Grundfos DMH range is a series of extremely strong, robust pumps for applications requiring a reliable dosing and high-pressure capability, such as process engineering. The DMH 28x has been especially designed for high-pressure applications from 50 up to 200 bar. The range is highly versatile: it covers a wide flow range and offers a variety of dosing head sizes, materials and accessories. Customers worldwide have enjoyed years of trouble-free operation from their DMH pumps.
Flow Rate
Inlet Size
  • Item Features
  • Standards
  • Application
  • Accurate dosing all the time
  • Smooth and low-pulsation dosing
  • Perfect material selection for housing and liquid-wetted parts
  • Safe and trouble-free operation
  • Flexibility in pump configuration and applications
  • Ready for tough application areas
  • Not spring loaded larger suction valve (suction side DN 32, discharge side DN 20)
  • Without motor and with NEMA flange
  • No control panel
  • 316 stainless steel-x pump head
  • FKM gasket
  • 316 stainless steel valve ball
  • Basic control variant
API 675|CE Certified
For power plants, petrochemical/oil and gas industry, refinery, treatment of process water and drinking water, EX zones, dosing of flammable liquids