When the user selects the pump, it is best to point of sale approved by the agricultural sector, must clearly identify the manufacturer.
Recommendation give priority to buying water-filled submersible motor pump and see the brand and products quality certificate. Don't buy "three noes" (that is, no manufacturer, no production date, no production license), or there is a problem, users will do.
As a user, due to the limitations of knowledge, it is difficult to decide, the best way is to consult the pump experts, users may also wish to consult some of the old water pump, especially those close to their own conditions of use, buy them more trustworthy, reliable and mature product, it is a wise choice. Also, should be decided according to the local power or three-phase pump single-phase pump.
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