... ,durable,safe and reliable . Pump,Centrifugal pumpThe KF/3 electric pumps are with a single centrifugal impeller,particularly suitable for civil ... cantilevered on the motor shaft directly,the KF/3 series pumps have a compact size,extremelyreliable,very simple to use ... and almost maintenance-free.These pumps should be install in a covered areq,protected against ...