... One year wa self-priming pump Model: DB-125 1. Product Overview 1) DB series clean water pumps are high efficient ... are a manufacturer specializing in submersible pumps, self-priming pumps, deep well pumps, JET pumps, QB pumps, centrifugal pumps, circulator pumps, booster pumps, etc. We adhere to the ... with more and more friends worldwide. peripheral self-priming pump clean water pump DB pump