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Portable Jabsco Par-max Hd4 Heavy Duty Water Pressure Pump - 12v - 4 Gpm - 40 Psi [q401j-115s-3a] Flash Sale: 40% Off [dckYqDXo]

$49.99 $159.99 -69%

Par-Max HD4 Heavy Duty Water Pressure Pump - 12V - 4 GPM - 40 PSIHD (Heavy Duty) models include a wider diameter motor with a powder coated shell, cast aluminum endbells and lower housing to improve pressure capability and life. Available in configur

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Par-Max HD4 Heavy Duty Water Pressure Pump - 12V - 4 GPM - 40 PSI

HD (Heavy Duty) models include a wider diameter motor with a powder coated shell, cast aluminum endbells and lower housing to improve pressure capability and life. Available in configurations up to 6 GPM (23 LPM) and 60 PSI (4.1 BAR), these pumps deliver exceptional performance. 

Standard models provide good performance in an economical footprint. These configurations are available in 1-3 GPM, perfect for vessels with 1-3 outlets. A plastic housing protects the motors on these units from corrosion. 

Features:

  • Co-molded diaphragm technology for long life and durability
  • HD models feature heavy duty, motors and cast aluminum lower housings which allow for longlife, even at high pressures
  • Efficient and quiet operation
  • Integrated, sealed pressure switch for on-demand operation
  • Self-priming allows for installation versatility
  • Can run dry without damage
  • Quick connect ports for ease of installation, servicing, and maintenance
  • Vibration dampening mounting feet
  • Equipped with integrated bypass module to reduce cycling and provide smoother flow

Specifications:

  • Motor design: Brushed, permanent magnet TENV 
  • Pumphead upper housing material: Glass fiber reinforced polypropylene 
  • Diaphragm: Co-molded TPV 
  • Check valves: EPDM 
  • Max inlet pressure: 30 PSI (2.1 Bar) 
  • Fluid temperature range: 32°F – 140°F (0°C – 60°C) 
  • Dry self-priming capability: 7ft min (2.13m/min) 
  • Certifications: CE, ISO8846, RCM
  • Ingress Protection: IPX6

WarningWARNING: This product can expose you to chemicals including ANTIMONY OXIDE (ANTIMONY TRIOXIDE) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.

Specifications:

  • Volts: 12v
  • Max PSI: 40
  • Gallons Per Minute: 4 GPM
  • Box Dimensions: 5"H x 6"W x 15"L WT: 7.85 lbs
  • UPC: 671880841863

Brochure (pdf)

What Our Customers Say

December 31, 2025

Absolutely no complaints!

I'm happy with my online product order.

- Kimberly M..

December 31, 2025

Absolutely no complaints!

It's a reliable workhorse. I have no complaints.

- Lily O..

December 31, 2025

Absolutely no complaints!

A product that is a real joy to work with.

- Destiny A..

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