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Jabsco ParMax 1 Plus Water Pressure Pump

  • Flow Rate: 1 GPM, 35 PSI Max., Port Size: 3/8"
  • Select Voltage, Current Draw: 2.5 Amps @ 12 Volt DC
  • Dependable Run Dry Capabilities, Extending the Life of the Pump
  • Item #: 
    Model #: 
    Multiple Models Available
    Shipping Weight: 
    1.60 Lbs.
    Our Price:
    From: $74.99  To: $79.99
    74.99 79.99
    Please enter quantity below.

    Model #
    12 Volt DC
      *In Stock!*
    Our Price: $74.99
    24 Volt DC
    Our Price: $79.99
    Click the "More Info" button above for specific information about that product.


    • This Jabsco design with an IP (Ingress Protection) rated cover and quick fit ports improves the installation process and follows 50 years of innovative Jabsco design
    • With on demand (pressure switch shut-off) and made from a robust material selection, suitable for handling a broad range of applications these low flow pumps meet the markets variable demands
    • Jabsco Diaphragm pumps provide dependable run dry capabilities, extending the life of the pump
    • This pump comes packaged with port fittings
    • Low flow and compact
    • Flow rates up to 1.0 GPM (3.8 LPM.) and operating pressures up to 35 PSI (2.4 bar)
    • Demand (pressure switch shut-off) Sealed motor and pressure switch, providing years of dependable reliability
    • Jabsco Diaphragm pumps provide dependable run dry capabilities, extending the life of the pump
    • Self priming, accommodating up to 6 feet (1.8 m)
    • Built in thermal protector, prevents overheating to protect the pump from damage
    • Quick Disconnect Ports allow for quick cleaning and easy hose replacement in seconds
    • Low amp draw, ideal for battery powered applications
    • Available with Optional Faucet with tubing and fittings to complete the water delivery system on your vessel
      • See Models 42630-3992-P (12 Volt DC) or 42630-3994-P (24 Volt DC) with Faucets Included


    • Pump Design Reciprocating Diaphragm
    • Maximum Flow Rate 1.0 GPM (3.78 LPM) @ open flow
    • Duty Cycle Intermittent Housing Material Polypropylene
    • Diaphragm Elastomer Santoprene®
    • Check Valve Materials EPDM
    • Check Valve Spring 316 Stainless Steel
    • Port Type: Quick Disconnect - 3/8" HB Straight, 3/8" x 1/2" adapter
    • Pressure Switch Setting: 35 PSI (2.4 bar) cutoff
    • Self Priming: Up to 6ft. (1.8m)
    • Liquid Temperature: 110 F (43 C) Maximum
    • Motor Type: Permanent Magnet Motor
    • Motor Voltage: 12 Volts DC or 24 Volts DC
    • Current for 12 Volts DC 2.5 Amps @ 25 PSI (1.7 Bar)
    • Certifications CSA, CE*

    Click Here for a Brochure 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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