400QJ450 Large Diameter Stainless Steel Deep Well Pump Model Description:

For example: 400QJ450-190/5

ZJ indicates the enterprise upgraded model; 400 indicates suitable for well diameters not less than 400 mm. Q stands for submersible (initial letters of Chinese Pinyin); H indicates all stainless steel material (impeller, guide vane, casing, and flow components are all made of stainless steel 304); R indicates high temperature resistance or for use in hot water environments such as hot springs; 450 indicates a flow rate of 450 m3/h; 190 indicates a head of 190 meters; /5 indicates 5-stage impellers in series.

Suitable for farmland irrigation, garden watering, rainwater recycling systems, urban water supply, and for extracting underground water sources by enterprises and institutions. This equipment features low noise, high efficiency, and energy savings.

Advantages of the Zhijiang Brand 400QJ450 Large Diameter Stainless Steel Deep Well Pump Equipment: Precision machining with CNC lathes ensures the parallelism and perpendicularity of components. Strict factory inspections, careful assembly, and full-load factory testing ensure reliable use for customers. Some product series incorporate foreign technology to improve pump efficiency, making the stainless steel submersible pump more energy-efficient and environmentally friendly.

Permissible Medium Range for the Zhijiang Brand 400QJ450 Large Diameter Stainless Steel Deep Well Pump:

1: Clear water without impurities, cooling water, rainwater, underground water from coal mines, iron mines, metal mines, drinking water, mineral water, seawater, etc.;

2: Permissible working water temperature range +5 to +25°C (if high-temperature resistant models are selected, temperature resistance can reach 180°C);

3: Solid impurity content (by mass ratio) not greater than 0.01%;

4: Under normal circumstances, pH value (acidity and alkalinity) 6.5-8.5; special orders can be made with materials such as 316, 316L, 2205, etc.;

5: The unit must be fully submerged in water to work.

The above models are for illustrative purposes only; online prices do not represent actual selling prices. Please call for specific pricing.