self-priming centrifugal electric pump with pre-filter ed for circulation and filtration of water in swimming pools

water pump selfpriming centrifugal electric stainless prefilter circulation filtration steel high flow rates required threaded connections automatic supply systems pumping isolated white background engine equipment motor machine closeup metal pressure object technology blue agriculture single stage suction cooling boosting distribution powerful dispensing machinery portable surface industry power industrial plumbing device self-priming pre-filter designed swimming pools required