Johnson Pump Aqua Jet WPS 4.0 GPM Water Pressure Pump – 24V

Johnson Pump

$261.36 $137.35

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Aqua Jet WPS 4.0 GPM Water Pressure Pump – 24V

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 sounds levels in relation to water flow are placed at a premium – such as in shower and galley applications. 

Operates in fresh or sea water. Self priming. It is recommended to install pump with an accumulator tank. Always use a PUM Protector inlet strainer 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.


  • 5-chamber Aqua Jet WPS pumps provide a reliable “heart” for small boat and RV water pressure systems
  • Lower noise and water pulsation
  • 4.0 GPM Capacity

Gallons Per Minute = 4 GPM | Max PSI = NONE | Volts = 24v

Additional information

Weight 6.7 lbs
Dimensions 11 × 7 × 6 in
Model Number 10-13406-104
UPC 729321912938