Quiet and pulsation-free even at low speeds, the Aqua Jet five-chamber diaphragm pump provides the perfect water pressure solution for both small and medium-sized leisure and commercial boats. Efficient and compact, Aqua Jet pumps are particularly suitable where low amperage and sound levels in relation to water flow are at a premium - such as in shower and galley applications.
Operates in fresh or seawater. Self-priming. It is recommended to install a pump with an accumulator tank. Always use a PUM Protector inlet filter before the pump intake. 100-watt motor with PP/PPA body, EPDM valves, and Santoprene diaphragm. 9.46" L x 8.42" W x 4.33" H. Weight: 4.5 lbs. Capacity: 4.0 GPM/Pressure Cut-Off: 41 psi/Fuse Size: 5 Amp/Connection: 3/8" NPT/hose/1/2", 1/2" NPT/hose 3/4"; 1/2" NPT, 3/4" hose.
Features:
5-chamber Aqua Jet WPS pumps provide a reliable "heart" for small boat and RV water pressure systems
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![Johnson Pump Aqua Jet WPS 4.0 GPM Water Pressure Pump - 24V [10-13406-104]](http://www.essentialmarineservices.com/cdn/shop/files/72905XL.jpg?v=1702431374&width=1445)