Delivers smooth steady water flow without the need for an accumulator tank. Special internal bypass feature eliminates pulsating water and pressure switch chatter. Designed for up to 5 fixtures. Self-priming up to 7-3/4'. Runs dry without harm to the pump. Includes plug-in ports for easy installation: Two 1/2" Qest ports, two 1/2" hose barb ports. Strainer not included.