Corrosion resistant 3 chamber diaphragm pump fitted with an on-demand pressure switch provides smooth flow for up to 3 fixtures. Built in bypass reduces pulsation and allows for use without an accumulator tank. Able to run dry without damage, self-primes up to 10’, and meets ISO 8846 Marine ignition protection. Rubber mounting feet absorb vibrations and reduce noise. Includes two quick connect ½” hose barb port fittings. 4.75" H x 4.25" W x 9" L.