The PA pumps series comply fully to the European standard DIN24255/BS EN733, the standard cover both performance and dimension, the PA pumps series are use for pumping clean water or liquids with characteristcs similar to water,For a pump or same model, the performance can be changed by trimming the outer diameter of the impeller, The pump has a back pull-out design, and when a suitable spacer coupling is fitted to a direct coupled unit,the casing and motor can remain in position while, All other pump parts can be removed for simple and quick maintenance

PISO pumps are designed in accordance with international standard ISO2858, which means PISO  pumps are interchangeable with other similar pumps that conform to the same standard.

PISO Series pumps are large industrial pumps suitable for large scale applications such as commercial irrigation, municipal water supply, commercial fountains, dust suppression, commercial pools, air conditioning systems and the like.

PDE series particularly for Agriculture and Fire Fighting applications. it can be connected with diesel of gasoline engine, they are only have three size, includeing 1.5",2" and 3", so they are extremly simple to use and also very reliable