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Johnson Aqua Jet WPS Water Pressure Pump

  • Select Flow Rate, Port Size: 3/8" and 1/2"
  • Nominal Voltage: 12 Volt DC
  • 5-Chamber Diaphragm Pump Is Whisper Quiet and Pulsation-Free
  • Item #: 
    Johnson Pump
    Model #: 
    Multiple Sizes Available
    Our Price:
    From: $94.99  To: $129.99
    94.99 129.99
    Please enter quantity below.
    Flow Rate
    Model #
    Shipping Weight
    2.9 GPM
    3.2 Amp
      4.55 Lbs.
      *In Stock!*
    Our Price: $94.99
    3.5 GPM
    6 Amp
      6.30 Lbs.
      *In Stock!*
    Our Price: $99.99
    5.2 GPM
    11.2 Amp
      7.20 Lbs.
      *In Stock!*
    Our Price: $129.99
    Click the "More Info" button above for specific information about that product.

    Johnson Pump Aqua Jet Water Pressure Pumps offer an ideal water pressure solution for both small and medium-sized leisure and commercial boats.


    • Whisper quiet and pulsation-free operation – even at low speeds
    • 5-chamber positive displacement diaphragm pump
    • Self-priming, ideal choice for pressurizing water in a closed system
    • Easy, low cost maintenance and long service life
    • Quick-connect hose or threaded connectors available
    • Integrated pressure switch turns pump on and off automatically when tap is opened and closed
    • Can run dry without damage
    • Built-in by-pass valve reduces the need for storage tanks (WPS 3.5 only)


    • Johnson Pump
    • Port Size: 3/8" and 1/2"
    • Nominal Voltage: 12 Volt DC

    For further details see Data Sheet for this product

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to


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