Openwell Monoset Pumps


  • Bowl and impeller SS Material give protection against sand along with better surface finish for higher efficiency.
  • 100% high-grade stainless steel inside and outside provides maximum reliability.
  • Excellent life even in abrasives as well as salty water application.
  • Lightweight this makes it easy to install.
  • Stainless Steel Construction for rust-free and hygienic water supply.


  • Water extraction from bores of diameter 6" (150mm) and above.
  • Irrigation systems for Agriculture including Drip and Sprinkler systems.
  • Pressure boosting applications.
  • Domestic water supply to large residences and multi storied apartments
  • Water supply to commercial establishments like Hotels, Lodges and Hospitals.
  • Dewatering of mines.
  • Industrial water supply.

Material of Construction

Stator Shell Stainless steel
Thrust Bearing Teflon/Carbon with SS segments
Bearings Bush Leaded Tin Bronze/ Carbon
Diaphragm Nitrile Rubber
Shaft Stainless steel
Strainers Stainless steel
Pump shaft Stainless steel
Discharge casing Cast Iron / Stainless steel
Inlet bracket Cast Iron / Stainless steel
Bowl/Diffuser assembly  Cast Iron / Stainless steel
Bearing Bush Leaded Tin Bronze
Impeller Stainless steel / Engineering Plastic

Product Data

Bore size min. 6”(150mm)and above
Power Range 3.0 to 30.0 HP
Voltage Range 340V- 440V, AC Three phase , 50Hz
Speed 2880RPM
Motor Type Water filled Water Cooled motor
Coupling Key / NEMA
Head Maximum 420 M
Discharge Maximum 500 LPM
Liquid temperature Maximum 35ºC
Sand content in water Maximum 50 PPM